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The alerting service is provided by ? [ Correction orientation ]

Question 11-1 : The ats unit responsible for the aircraft at that moment the atc unit responsible for the aircraft at that moment when it is provided with 121 5 mhz only by atc units the area control centres

exemple 111 The ats unit responsible for the aircraft at that moment.The ats unit responsible for the aircraft at that moment.

Icao annex 7 aircraft nationality and registration marks .which material are ?

Question 11-2 : Fireproof metal or other fireproof material carbon fiber composite plastic of any material of plastic

Icao annex 7 aircraft nationality and registration marks . 8 identification plate .an aircraft shall carry an identification plate inscribed with at least its nationality or common mark and registration mark the plate shall be made of fireproof metal or other fireproof material of suitable physical properties and shall be secured to the aircraft in a prominent position near the main entrance or in the case of an unmanned free balloon affixed conspicuously to the exterior of the payload exemple 115 Fireproof metal or other fireproof material.Fireproof metal or other fireproof material.

The eat has to be transmitted to the pilot as soon as possible in case the ?

Question 11-3 : 10 minutes 15 minutes or more 5 minutes or more 20 minutes

Doc4444 pans atm .chapter 6 separation in the vicinity of aerodromes.6 5 7 expected approach time.6 5 7 1 an expected approach time shall be determined for an arriving aircraft that will be subjected to a delay of 10 minutes or more or such other period as has been determined by the appropriate authority the expected approach time shall be transmitted to the aircraft as soon as practicable and preferably not later than at the commencement of its initial descent from cruising level a revised expected approach time shall be transmitted to the aircraft without delay whenever it differs from that previously transmitted by 5 minutes or more or such lesser period of time as has been established by the appropriate ats authority or agreed between the ats units concerned .6 5 7 2 an expected approach time shall be transmitted to the aircraft by the most expeditious means whenever it is anticipated that the aircraft will be required to hold for 30 minutes or more exemple 119 10 minutes.10 minutes.

The 'estimated total time' in block 16 of a vfr flight plan is the estimated ?

Question 11-4 : Required by the aircraft from take off to arrive overhead the destination airport required by the aircraft from the moment it moves by its own power until it stops at the end of the flight block time required by the aircraft from brake release at take off until landing of endurance at cruising power taking into account pressure and temperature on that day

Pans atm doc4444. total estimated elapsed time for ifr flights the estimated time required from take off to arrive over that designated point defined by reference to navigation aids from which it is intended that an instrument approach procedure will be commenced or if no navigation aid is associated with the destination aerodrome to arrive over the destination aerodrome for vfr flights the estimated time required from take off to arrive over the destination aerodrome exemple 123 Required by the aircraft from take-off to arrive overhead the destination airport.Required by the aircraft from take-off to arrive overhead the destination airport.

The following minimum radar separation shall be provided between aircraft on ?

Question 11-5 : 5 nm 2 5 nm 3 nm 2 nm

Icao doc 4444 'procedures for air navigation services air traffic management' .8 7 use of ats surveillance systems in the air traffic control service.8 7 3 separation minima based on ats surveillance systems.8 7 3 1 unless otherwise prescribed in accordance with 8 7 3 2 with respect to radar 8 7 3 3 or 8 7 3 4 or chapter 6 with respect to independent and dependent parallel approaches the horizontal separation minimum based on radar and/or ads b shall be 9 3 km 5 0 nm .8 7 3 2 the radar separation minimum in 8 7 3 1 may if so prescribed by the appropriate ats authority be reduced but not below .a 5 6 km 3 0 nm when radar capabilities at a given location so permit and.b 4 6 km 2 5 nm between succeeding aircraft which are established on the same final approach track within 18 5 km 10 nm of the runway end . but for wake turbulence purposes the minumum separation is 4 nm for a 'heavy' following a 'heavy' .thus the correct answer is '4 nm or more' but only '5 nm' is offered at the exam exemple 127 5 nm.5 nm.

The letter 'l' is written in the wake turbulence box of a flight plan form when ?

Question 11-6 : 7 000 kg 5 700 kg for aeroplanes and 2 700 kg for helicopters 20 000 kg 14 000 kg

Pans atm doc4444 . 753 exemple 131 7 000 kg.7 000 kg.

The longitudinal separation minima based on dme and each aircraft 'on track' ?

Question 11-7 : 10 nm provided that the leading aircraft maintains a true airspeed of 20 kt or more faster than the succeding aircraft 10 nm provided that the leading aircraft maintains a true airspeed of 40 kt or more faster than the succeding aircraft 20 nm provided that the leading aircraft maintains a true airspeed of 10 kt or more faster than the succeding aircraft 10 nm provided that the leading aircraft maintains a true airspeed of 10 kt or more faster than the succeding aircraft

.5 4 2 3 3 aircraft at the same cruising level.5 4 2 3 3 1 aircraft on the same track .a 37 km 20 nm provided .1 each aircraft utilizes .i the same 'on track' dme station when both aircraft are utilizing dme or.ii an 'on track' dme station and a collocated waypoint when one aircraft is utilizing dme and the otheris utilizing gnss or.iii the same waypoint when both aircraft are utilizing gnss and.2 separation is checked by obtaining simultaneous dme and/or gnss readings from the aircraft at frequent intervals to ensure that the minimum will not be infringed see figure 5 21 .b 19 km 10 nm provided .1 the leading aircraft maintains a true airspeed of 37 km/h 20 kt or more faster than the succeeding aircraft .2 each aircraft utilizes .i the same 'on track' dme station when both aircraft are utilizing dme or.ii an 'on track' dme station and a collocated waypoint when one aircraft is utilizing dme and the other is utilizing gnss or.iii the same waypoint when both aircraft are utilizing gnss and.3 separation is checked by obtaining simultaneous dme and/or gnss readings from the aircraft at such intervals as are necessary to ensure that the minimum is established and will not be infringed .. 19 km 10 nm dme and/or gnss based separation between aircraft on same track and same level exemple 135 10 nm provided that the leading aircraft maintains a true airspeed of 20 kt or more faster than the succeding aircraft.10 nm provided that the leading aircraft maintains a true airspeed of 20 kt or more faster than the succeding aircraft.

Longitudinal separation minima based on time .the longitudinal separation ?

Question 11-8 : 5 minutes 3 minutes 2 minutes 10 minutes

Doc4444 pans atm .longitudinal separation minima based on time.aircraft flying on the same track .a 15 minutes or.b 10 minutes if navigation aids permit frequent determination of position and speed or.c 5 minutes in the following cases provided that in each case the preceding aircraft is maintaining a true airspeed of 37 km/h 20 kt or more faster than the succeeding aircraft see figure below . 1 between aircraft that have departed from the same aerodrome . 2 between en route aircraft that have reported over the same exact significant point . 3 between departing and en route aircraft after the en route aircraft has reported over a fix that is so located in relation to the departure point as to ensure that five minute separation can be established at the point the departing aircraft will join the air route or.d 3 minutes in the cases listed under c provided that in each case the preceding aircraft is maintaining a true airspeed of 74 km/h 40 kt or more faster than the succeeding aircraft . 746. five minute separation between aircraft on same track and same level exemple 139 5 minutes.5 minutes.

The longitudinal separation minima between aircraft departed from the same ?

Question 11-9 : 2 minutes 5 minutes 10 minutes 8 minutes

Icao doc 4444 .5 6 minimum separation between departing aircraft.5 6 2 two minutes are required between take offs when the preceding aircraft is 74 km/h 40 kt or more faster than the following aircraft and both aircraft will follow the same track . 754 exemple 143 2 minutes.2 minutes.

The pilot in command of an aircraft .1 must comply immediately to all ?

Question 11-10 : 3 and 5 2 3 and 5 3 4 and 5 1 and 4

exemple 147 3 and 5.3 and 5.

The primary duty provided by a radar unit is ?

Question 11-11 : To provide radar separation to assist aircraft where navigation appears unsatisfactory to assist aircraft on the location storms to assist aircraft due to failure of airborne equipment

exemple 151 To provide radar separation.To provide radar separation.

The radar controller shall not request the pilot to adjust the speed where the ?

Question 11-12 : 4 nm from the threshold on final approach 5 nm from the threshold on final approach 3 nm from the threshold on final approach 2 nm from the threshold on final approach

Doc 4444 . 4 6 3 descending and arriving aircraft .4 6 3 1 an aircraft should when practicable be authorized to absorb a period of notified terminal delay by cruising at a reduced speed for the latter portion of its flight .4 6 3 2 an arriving aircraft may be instructed to maintain its 'maximum speed' 'minimum clean speed' 'minimum speed' or a specified speed . note 'minimum clean speed' signifies the minimum speed at which an aircraft can be flown in a clean configuration i e without deployment of lift augmentation devices speed brakes or landing gear .4 6 3 3 speed reductions to less than 460 km/h 250 kt ias for turbojet aircraft during initial descent from cruising level should be applied only with the concurrence of the flight crew .4 6 3 4 instructions for an aircraft to simultaneously maintain a high rate of descent and reduce its speed should be avoided as such manoeuvres are normally not compatible any significant speed reduction during descent may require the aircraft to temporarily level off to reduce speed before continuing descent .4 6 3 5 arriving aircraft should be permitted to operate in a clean configuration for as long as possible below 4 550 m fl 150 speed reductions for turbojet aircraft to not less than 410 km/h 220 kt ias which will normally be very close to the minimum speed of turbojet aircraft in a clean configuration may be used .4 6 3 6 only minor speed adjustments not exceeding plus/minus 40 km/h 20 kt ias should be used for aircraft on intermediate and final approach .4 6 3 7 speed control should not be applied to aircraft after passing a point 7 km 4 nm from the threshold on final approach . note the flight crew has a requirement to fly a stabilized approach airspeed and configuration typically by 5 km 3 nm from the threshold exemple 155 4 nm from the threshold on final approach.4 nm from the threshold on final approach.

The separation method whereby the vertical and horizontal separation may be ?

Question 11-13 : Composite separation combined separation reduced separation essential separation

Annex 11 air traffic services .3 3 5 separation by an air traffic control unit shall be obtained by at least one of the following .a vertical separation. .b horizontal separation obtained by providing .1 longitudinal separation by maintaining an interval between aircraft operating along the same converging or reciprocal tracks expressed in time or distance or.2 lateral separation by maintaining aircraft on different routes or in different geographical areas .c composite separation consisting of a combination of vertical separation and one of the other forms of separation contained in b above using minima for each which may be lower than but not less than half of those used for each of the combined elements when applied individually composite separation shall only be applied on the basis of regional air navigation agreements exemple 159 Composite separation.Composite separation.

The speed limitation for both ifr flights and vfr flights inside ats airspace ?

Question 11-14 : Not applicable 250 kt ias 260 kt ias 250 kt tas

Img739 exemple 163 Not applicable.Not applicable.

The speed limitation for ifr flights inside ats airspace classified as c when ?

Question 11-15 : Not applicable 250 kt ias 260 kt ias 250 kt tas

Img739 exemple 167 Not applicable.Not applicable.

The speed limitation for ifr flights inside ats airspace classified as e when ?

Question 11-16 : 250 kt ias not applicable 260 kt ias 250 kt tas

Img739 exemple 171 250 kt ias.250 kt ias.

The speed limitation for vfr flights inside ats airspace classified as c when ?

Question 11-17 : 250 kt ias not applicable 260 kt ias 250 kt tas

Img739 exemple 175 250 kt ias.250 kt ias.

The surveillance radar approach shall be terminated at a distance of 2 nm from ?

Question 11-18 : Half nm 1 nm 1 5 nm half mile

Approach surveillance radar sra is an aviation term for a type of radar instrument approach provided with active assistance from air traffic control the only airborne radio equipment required for radar approaches is a functioning radio transmitter and receiver the radar controller vectors the aircraft to align it with the runway centerline the controller continues the vectors to keep the aircraft on course until the pilot can complete the approach and landing by visual reference to the surface .icao annex 4444 air traffic management pans atm .chapter 8 ats surveillance services. 8 9 7 final approach procedures .8 9 7 1 surveillance radar approach.8 9 7 1 4 when as determined by the appropriate ats authority the accuracy of the radar equipment permits surveillance radar approaches may be continued to the threshold of the runway or to a prescribed point less than 4 km 2 nm from touchdown in which case .a distance and level information shall be given at each km each half nm .b transmission should not be interrupted for intervals of more than five seconds while the aircraft is within a distance of 8 km 4 nm from touchdown .c the controller should not be responsible for any duties other than those directly connected with a particular approach exemple 179 Half nm.Half nm.

The transfer of an aircraft from one atc unit to another unit is done ?

Question 11-19 : By agreement with the receiving unit automatically at the control zone boundary with the pilot's consent through a central control unit

exemple 183 By agreement with the receiving unit.By agreement with the receiving unit.

The units providing air traffic services are ?

Question 11-20 : Area control centre flight information centre approach control office aerodrome control tower and air traffic services reporting office area control centre approach control office and aerodrome control tower area control centre flight information region approach control office and tower area control centre advisory centre flight information centre approach control office and tower

exemple 187 Area control centre - flight information centre - approach control office - aerodrome control tower and air traffic services reporting office.Area control centre - flight information centre - approach control office - aerodrome control tower and air traffic services reporting office.

The vmc minima for an airspace classified as 'b' above 10 000 feet msl are ?

Question 11-21 : 1500 m horizontally 1000 ft vertically from clouds 8 km visibility 2000 m horizontally 1000 ft vertically from clouds 8 km visibility 1 mile horizontally and 1000 feet vertically from clouds 5 km visibility clear of cloud 8 km visibility

Sera 5001 vmc visibility and distance from cloud minima . 712. * when the height of the transition altitude is lower than 3050 m 10000 ft amsl fl 100 shall be used in lieu of 10000 ft . ** when so prescribed by the appropriate ats authority .a flight visibilities reduced to not less than 1 500 m may be permitted for flights operating . 1 at speeds of 140 kts ias or less to give adequate opportunity to observe other traffic or any obstacles in time to avoid collision or. 2 in circumstances in which the probability of encounters with other traffic would normally be low e g in areas of low volume traffic and for aerial work at low levels . b helicopters may be permitted to operate in less than 1 500 m but not less than 800 m flight visibility if manoeuvred at a speed that will give adequate opportunity to observe other traffic or any obstacles in time to avoid collision flight visibilities lower than 800 m may be permitted for special cases such as medical flights search and rescue operations and fire fighting . *** the vmc minima in class a airspace are included for guidance to pilots and do not imply acceptance of vfr flights in class a airspace exemple 191 1500 m horizontally; 1000 ft vertically from clouds; 8 km visibility.1500 m horizontally; 1000 ft vertically from clouds; 8 km visibility.

Visual flight rules.the vmc minima for an airspace classified as 'g' above 10 ?

Question 11-22 : 1500 m horizontally and 1 000 feet vertically from clouds 8 km visibility 1 nautical mile horizontally and 1000 feet vertically from clouds 8 km visibility 1 nautical mile horizontally and 1 000 feet vertically from clouds 5 km visibility 1500 m horizontally and 1 000 feet verticaly from clouds 5 km visibility

Sera 5001 vmc visibility and distance from cloud minima . 712. * when the height of the transition altitude is lower than 3050 m 10000 ft amsl fl 100 shall be used in lieu of 10000 ft . ** when so prescribed by the appropriate ats authority .a flight visibilities reduced to not less than 1 500 m may be permitted for flights operating . 1 at speeds of 140 kts ias or less to give adequate opportunity to observe other traffic or any obstacles in time to avoid collision or. 2 in circumstances in which the probability of encounters with other traffic would normally be low e g in areas of low volume traffic and for aerial work at low levels . b helicopters may be permitted to operate in less than 1 500 m but not less than 800 m flight visibility if manoeuvred at a speed that will give adequate opportunity to observe other traffic or any obstacles in time to avoid collision flight visibilities lower than 800 m may be permitted for special cases such as medical flights search and rescue operations and fire fighting . *** the vmc minima in class a airspace are included for guidance to pilots and do not imply acceptance of vfr flights in class a airspace exemple 195 1500 m horizontally and 1 000 feet vertically from clouds; 8 km visibility.1500 m horizontally and 1 000 feet vertically from clouds; 8 km visibility.

During a flight below the transition altitude an aircraft's altimeter should be ?

Question 11-23 : Qnh and the vertical position is expressed in terms of altitude qnh and the vertical position is expressed in terms of height qne and the vertical position is expressed in terms of altitude qne and the vertical position is expressed in terms of flight level

exemple 199 Qnh and the vertical position is expressed in terms of altitude.Qnh and the vertical position is expressed in terms of altitude.

To perform a vfr flight in airspace classification e ?

Question 11-24 : Two way radio communication is not required a clearance is required a clearance and two way radio communication is required a clearance and/or two way radio communication is required

Annex 11 air traffic services official table . 740 exemple 203 Two way radio communication is not required.Two way radio communication is not required.

Right of way converging.two aircraft are approaching each other in a ?

Question 11-25 : Aircraft 'b' providing it has 'a' on its left aircraft 'a' providing it has 'b' on its right aircraft 'b' regardless of the direction from which 'a' is approaching aircraft 'a' regardless of the direction from which 'b' is approaching

When two aircraft are converging on approximately the same heading the aircraft which has the other on its right must give way . 704 exemple 207 Aircraft 'b', providing it has 'a' on its left.Aircraft 'b', providing it has 'a' on its left.

Two minutes separation may be used between departing aircraft if they are to ?

Question 11-26 : The preceeding aircraft is 40 kt or more faster than the following aircraft the preceeding aircraft is 10 kt or more faster than the following aircraft the preceeding aircraft is 20 kt or more faster than the following aircraft the preceeding aircraft is 30 kt or more faster than the following aircraft

Icao doc 4444 .5 6 minimum separation between departing aircraft.5 6 2 two minutes are required between take offs when the preceding aircraft is 74 km/h 40 kt or more faster than the following aircraft and both aircraft will follow the same track . 754 exemple 211 The preceeding aircraft is 40 kt or more faster than the following aircraft.The preceeding aircraft is 40 kt or more faster than the following aircraft.

Unless otherwise prescribed by the appropriate ats authority the radar ?

Question 11-27 : 8 nm 6 nm 5 nm 10 nm

Icao doc 4444 .8 9 6 radar approaches.8 9 6 1 6 unless otherwise prescribed by the appropriate ats authority the controller conducting the approach should notify the aerodrome controller or when applicable the procedural controller when an aircraft making a radar approach is approximately 15 km 8 nm from touchdown if landing clearance is not received at this time a subsequent notification should be made at approximately 8 km 4 nm from touchdown and landing clearance requested exemple 215 8 nm.8 nm.

Minimum level ifr .unless otherwise prescribed what is the rule regarding level ?

Question 11-28 : 1000 ft above the highest obstacle within 8 km of the estimated position of the aircraft 2000 ft above the highest obstacle within 8 nm of course 2000 ft above the highest obstacle within 8 km of course 1000 ft above the highest obstacle within 8 nm of course

1000 ft and 8 km when not flying over high terrain or mountainous areas .2000 ft and 8 km over high terrain or mountainous areas exemple 219 1000 ft above the highest obstacle within 8 km of the estimated position of the aircraft.1000 ft above the highest obstacle within 8 km of the estimated position of the aircraft.

Use of radar in the approach service vectoring to final approach track .when ?

Question 11-29 : 45° 50° 40° 30°

Icao doc 4444 'procedures for air navigation services air traffic management' .8 9 3 6 aircraft vectored for final approach should be given a heading or a series of headings calculated to close with the final approach track the final vector shall enable the aircraft to be established in level flight on the final approach track prior to intercepting the specified or nominal glide path if an mls ils or radar approach is to be made and should provide an intercept angle with the final approach track of 45 degrees or less exemple 223 45°.45°.

Vmc minima for vfr flights in class b airspace above 3050m 10000 ft amsl are ?

Question 11-30 : 8 km visibility 1500 m horizontal and 1000 ft vertical distance from clouds no minima vfr flights are not permitted 5 km visibility 1500 m horizontal and 1000 ft vertical distance from clouds 8 km visibility and clear of clouds

Annex 2 rules of the air official table ./com en/com010 454 exemple 227 8 km visibility, 1500 m horizontal and 1000 ft vertical distance from clouds.8 km visibility, 1500 m horizontal and 1000 ft vertical distance from clouds.

Wake turbulence separation between departing aircraft .the minimum separation ?

Question 11-31 : 2 minutes 5 minutes 3 minutes 1 minute

Doc4444 pans atm .5 8 3 departing aircraft.5 8 3 1 a minimum separation of 2 minutes shall be applied between a light or medium aircraft taking off behind a heavy aircraft or a light aircraft taking off behind a medium aircraft when the aircraft are using .a the same runway .b parallel runways separated by less than 760 m 2 500 ft .c crossing runways if the projected flight path of the second aircraft will cross the projected flight path of the first aircraft at the same altitude or less than 300 m 1 000 ft below .d parallel runways separated by 760 m 2 500 ft or more if the projected flight path of the second aircraft will cross the projected flight path of the first aircraft at the same altitude or less than 300 m 1 000 ft below . 744. two minute separation for following aircraft . 745. two minute wake turbulence separation for crossing aircraft exemple 231 2 minutes.2 minutes.

What is meant when departure control instruct you to 'resume own navigation' ?

Question 11-32 : You should maintain that airway by use of your navigation equipment you are still in radar contact but must make position reports radar service is terminated advisories will no longer be issued by atc

exemple 235 You should maintain that airway by use of your navigation equipment.You should maintain that airway by use of your navigation equipment.

What is the minimum wake turbulence separation criteria when a light aircraft ?

Question 11-33 : 2 minutes 3 minutes 1 minute 5 minutes

Doc4444 pans atm .5 8 3 departing aircraft.5 8 3 1 a minimum separation of 2 minutes shall be applied between a light or medium aircraft taking off behind a heavy aircraft or a light aircraft taking off behind a medium aircraft when the aircraft are using .a the same runway .b parallel runways separated by less than 760 m 2 500 ft .c crossing runways if the projected flight path of the second aircraft will cross the projected flight path of the first aircraft at the same altitude or less than 300 m 1 000 ft below .d parallel runways separated by 760 m 2 500 ft or more if the projected flight path of the second aircraft will cross the projected flight path of the first aircraft at the same altitude or less than 300 m 1 000 ft below . 744. two minute separation for following aircraft . 745. two minute wake turbulence separation for crossing aircraft ..5 8 3 2 a separation minimum of 3 minutes shall be applied between a light or medium aircraft when taking off behind a heavy aircraft or a light aircraft when taking off behind a medium aircraft from .a an intermediate part of the same runway or.b an intermediate part of a parallel runway separated by less than 760 m 2 500 ft exemple 239 2 minutes.2 minutes.

What is the shortest distance in a sequence for landing between a 'heavy' ?

Question 11-34 : 6 nm 3 nm 2 km 10 km

Img755.icao minimum radar separation distance

What is the speed limit ias in airspace class e ?

Question 11-35 : 250 kt for ifr and vfr up to fl 100 250 kt only for vfr up to fl 195 250 kt vfr and ifr all levels 250 kt only for ifr up to fl 100

Img739 exemple 247 250 kt for ifr and vfr up to fl 100.250 kt for ifr and vfr up to fl 100.

When a radar operator says the following to an aircraft 'fly heading 030' the ?

Question 11-36 : 030° magnetic 030° magnetic in still air conditions thereby flying the magnetic track 030° true 030° true in still air conditions thereby flying the true track

exemple 251 030° magnetic.030° magnetic.

When an aircraft is experiencing difficulties triggering of the alert phase is ?

Question 11-37 : Air traffic control and flight information centres search and rescue coordination centres the pilot in command the aircraft operator

exemple 255 Air traffic control and flight information centres.Air traffic control and flight information centres.

When an aircraft will pass through the level of another aircraft on the same ?

Question 11-38 : 15 minutes at the time the level is crossed 10 minutes at the time the level is crossed 5 minutes at the time the level is crossed 20 minutes at the time the level is crossed

Pans atm doc4444 .5 4 2 2 longitudinal separation minima based on time.5 4 2 2 2 aircraft climbing or descending.5 4 2 2 2 1 aircraft on the same track when an aircraft will pass through the level of another aircraft on the same track the following minimum longitudinal separation shall be provided .a 15 minutes while vertical separation does not exist see figures below or.b 10 minutes while vertical separation does not exist provided that such separation is authorized only where ground based navigation aids or gnss permit frequent determination of position and speed or.c 5 minutes while vertical separation does not exist provided that .1 the level change is commenced within 10 minutes of the time the second aircraft has reported over a common point which must be derived from ground based navigation aids or by gnss and.2 when issuing the clearance through third party communication or cpdlc a restriction shall be added to the clearance to ensure that the 10 minute condition is satisfied. 756. fifteen minute separation between aircraft climbing or descending and on same track exemple 259 15 minutes at the time the level is crossed.15 minutes at the time the level is crossed.

When independent parallel approaches are being conducted to parallel runways ?

Question 11-39 : At least 2 0 nm prior to intercepting the ils glide path or specified mls elevation angle at least 3 0 nm prior to intercepting the ils glide path or specified mls elevation angle at least 1 5 nm prior to intercepting the ils glide path or specified mls elevation angle at least 2 5 nm prior to intercepting the ils glide path or specified mls elevation angle

Dario0690 .what is the diference in this question who says 2 0 nm and in other questions says 3 0 nm ..you must be first established on the localizer axis before intercepting and descending on the ils glide .independent parallel approaches simultaneous approaches to parallel or near parallel instrument runways where radar separation minima between aircraft on adjacent extended runway centre lines are not prescribed .icao doc4444 pans atm .chapter 6 separation in the vicinity of aerodromes . .6 7 3 2 3 when vectoring to intercept the ils localizer course or mls final approach track the final vector shall enable the aircraft to intercept the ils localizer course or mls final approach track at an angle not greater than 30 degrees and to provide at least 2 km 1 0 nm straight and level flight prior to ils localizer course or mls final approach track intercept the vector shall also enable the aircraft to be established on the ils localizer course or mls final approach track in level flight for at least 3 7 km 2 0 nm prior to intercepting the ils glide path or specified mls elevation angle ..the other question is about separation between aircraft here is the question . a minimum radar separation shall be provided until aircraft are established inbound on the ils localizer course and/or mls final approach track this minimum is when independent parallel approaches are being conducted 3 0 nm exemple 263 At least 2.0 nm prior to intercepting the ils glide path or specified mls elevation angle.At least 2.0 nm prior to intercepting the ils glide path or specified mls elevation angle.

When radar identification of aircraft has been achieved the radar controller ?

Question 11-40 : Inform the pilot prior to issuing instructions based on the use of radar request the pilot to squak ident for identification only communicate with the pilot when work load permits inform the aircraft only when identification had been achieved by using primary radar

Icao doc 4444.8 6 2 identification of aircraft.8 6 2 1 establishment of identification.8 6 2 1 1 before providing an ats surveillance service to an aircraft identification shall be established and the pilot informed thereafter identification shall be maintained until termination of the ats surveillance service exemple 267 Inform the pilot prior to issuing instructions based on the use of radar.Inform the pilot prior to issuing instructions based on the use of radar.

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