CH10 / AIR TRAFFIC SERVICES

Question 1

A lower limit of a Control Area shall be established at a height above the ground
level or water of not less than:

Answer 1

200 metres

Question 2

The Approach Control Service is an air traffic control service

Answer 2

provided for the arriving and departing controlled flights

Question 3

The units providing Air Traffic Services are:

Answer 3

Area Control Center- Flight Information Center- Approach Cotrol OfficeAerodrome
Control Tower and Air Traffic Services reporting office

Question 4

Air traffic control service is provided for the purpose of:

Answer 4

Preventing collisions between aircraft, between aircraft and obstacles on the
manoeuvring area and expediting and maintaining an orderly flow of air traffic

Question 5

To perform a VFR flight in airspace classification E

Answer 5

two-way radio communication is not required

Question 6

Which statement is correct?

Answer 6

The lower limit of a TMA shall be established at a height of at least 700ft AGL

Question 7

What is the speed limit (IAS) in an airspace class E?

Answer 7

250kt for IFR and VFR up to FL 100

Question 8

The speed limitation for IFR flights inside ATS airspace classified as c, when
flying below 3050m (10000ft) AMSL, is:

Answer 8

Not applicable

Question 9

The speed limitation for VFR flights inside ATS airspace classified as C when
flying below 3050m (1000ft) AMSL, is:

Answer 9

250kt IAS

Question 10

An ATS airspace where IFR and VFR flights are permitted, all flights are subject
to air traffic control service and are separated from each other is classified as

Answer 10

Airspace B

Question 11

The speed limitation for both IFR flights and VFR flights inside ATS airspace
classified as B, when flying below 3050m (10000ft) AMLS, is:

Answer 11

Not applicable

Question 12

Air traffic services unit clocks and other time recording devices shall be
checked as necessary to ensure correct time within plus or minus

Answer 12

30 seconds of UTC at all times

Question 13

The following airspace falls under Kolkata FIR?

Answer 13

VED

Question 14

The VMC minima for a VFR flight inside an ATS airspace classified as B, is:

Answer 14

8km visibility when at or above 3050m (10000ft) AMSL and clear of clouds

Question 15

A VFR flight when flying inside an ATS airspace classified as B has to maintain
the following minima of flight visibility and distance from clouds

Answer 15

5km visibility, 1500m horizontal and 300m vertical from clouds

Question 16

An ATS airspace where IFR and VFR flights are permitted, all flights are subject
to air traffic control service and IFR flights are separated from other IFR flights
and from VFR flights VfR flights are separated from IFR flights and receive
traffic information in respect of other VFR flights, is classified as:

Answer 16

Airspace C

Question 17

Which condition is requested so that an aerodrome may be considered
controlled?

Answer 17

The aerodrome shall be provided with a Control Tower

Question 18

An ATS airspace where IFR and VFR flights are permitted and all flights are
subject to air traffic control service. IFR flights are separated from other IFR
flights and receive traffic information in respect of VFR flights. VFR flights
receive traffic information in respect of all other flights, is classified as:

Answer 18

Airspace D

Question 19

An ATS airspace where IFR and VFR flights are permitted are subject to Air
Traffic Control Service and are separated from other IFR flights. All flights
receive traffic information as far as practical, is classified as

Answer 19

Airspace E

Question 20

An ATS airspace where IFR and VFR flights are permitted, all participating
IFR flights receive an air traffic advisory service and all flights receive flight
information service if requested, is classified

Answer 20

Airspace F

Question 21

Which statement regarding approach control service is correct?

Answer 21

If it is anticipated that an aircraft has to hold for 30 minutes or more, an
Expected Approach Time will be transmitted by the most expeditious means to
the aircraft

Question 22

Which statement regarding aerodrome control service is correct?

Answer 22

An aircraft entering the traffic circuit without permission of ATC, will be cleared
to land if this is desirable

Question 23

Which statement regarding aerodrome control service is correct?

Answer 23

An aircraft entering the traffic circuit without permission of ATC, will be cleared
to land if this is desirable

Question 24

Special VFR flights may be authorized to operate locally within a control zone
when the ground visibility is not less than 1500 metres, even when the aircraft
is not equipped with a functioning radio receiver within class:

Answer 24

E airspace

Question 25

Flight information service shall be provided to all aircraft which are likely to be affected by the information and which are:

Answer 25

Provided with the air traffic control services and otherwise known to the relevant air traffic service units

Question 26

Alerting service shall be provided:

Answer 26

For all controlled flight, to any aircraft known or believed to be subject of unlawful interference, and ,n so far as practicable to all aircraft having filed a flight plan or otherwise known to the ATS

Question 27

The speed limitation for IFR flights inside ATS airspace classified as E when flying below 3050m (10000ft) AMSL, is:

Answer 27

250kt IAS

Question 28

Air Traffic Service unit means:

Answer 28

Air Traffic Control units, Flight Information Centers or Air Services reporting offices

Question 29

A controlled airspace extending upwards from a specified limit above the earth is:

Answer 29

Control area

Question 30

Tirupati aerodrome designator is?

Answer 30

VOTP

Question 31

Aerodrome traffic is:

Answer 31

All traffic on the manoeuvring area and flying in the vicinity of an aerodrome

Question 32

Which of the following Annexes to the Chicago convention contains international standards and recommended practices for air traffic services (ATS)?

Answer 32

Annex 11

Question 33

An information issued by a meteorological watch office concerning the occurence or expected occurence of specified en-route weather phenomena which may affect the safety of low-level aircraft operations and which are not already included in the forecast issued for low level flights but the flight information region concerned or sub-area thereof is

Answer 33

An AIRMET information

Question 34

Regarding Aerodrome Flight Information (AFIS):

Answer 34

It can only supply limited services to the users and under no circumstances may it supply ATC services

Question 35

Air Traffic Control service shall be provided to:

Answer 35

To all aerodrome traffic at controlled aerodromes

Question 36

Flight Information Region (FIR) is an airspace within which the following services are provided:

Answer 36

Flight Information Service and Alerting Service

Question 37

Control Area (CTA) is defined as follows:

Answer 37

A controlled airspace extending upwards from a specified limit above the earth

Question 38

Aerodrome local flying area is to be considered, if ATZ is not notified:

Answer 38

With in 5 NM of ARP up to 3000 feet

Question 39

An air traffic control unit:

Answer 39

May ask an aircraft to temporarily change its callsign for safety reasons when there is a risk of confusion between two or more similar callsigns

Question 40

Required Navigation Performance (RNP) shall be prescribed -by who/ on basis

Answer 40

By states on the basis of regional air navigation agreements

Question 41

A Control Zone shall extend laterally to at least:

Answer 41

5 nautical miles from the centre of the aerodrome or aerodromes concerned in the direction from which approaches may be made

Question 42

G245Z is a designator for:

Answer 42

an ATS Route

Question 43

An ATS airspace where IFR and VFR are permitted and receive flight information service if requested, is classified as

Answer 43

Airspace G

Question 44

Concerning to RNP (Required Navigation Performance) types, the indication RNP 4, represents a navigation accuracy of

Answer 44

Plus or minus 4 NM on a 95% containment basis

Question 45

Area Control Centers issue clearances for the purpose of:

Answer 45

Achieving separation between controlled flights

Question 46

Clearances will be issued by an ATC unit for the purpose of:

Answer 46

Achieving separation between controlled flights

Question 47

You receive an IFR enroute clearance starting: Clearance expires at 0920. What does it mean?

Answer 47

If not airborne until 0920, a new clearance has to be issued

Question 48

ATIS broadcast ( not transmiitted on)

Answer 48

Shall not be transmitted on the voice channel of an ILS

Question 49

Whenever ATIS is provided, the preparation and dissemination of the ATIS message shall be the responsibility of

Answer 49

The air traffic services

Question 50

Whenever ATIS is provided, the broadcast information shall be updated

Answer 50

Immediately a significant change occurs

Question 51

The ATIS broadcast message should, whenever practicable, not exceed

Answer 51

30 seconds

Question 52

ATIS broadcast messages containing departure and arrival information should include cloud cover, when the clouds are:

Answer 52

``` Below 1500m (5000ft) or below the highest minimum sector altitude, whichever is the greater ```

Question 53

When are ATIS broadcasts updated?

Answer 53

Upon receipt of any official weather, regardless of content change or reported values

Question 54

Flight Information Service shall be provided to aircraft in order to avoid collision hazards when operating in airspace classes:

Answer 54

C, D, E, F and G

Question 55

Flight Information Service provided to flights shall include the provision of information concerning collision hazards to aircraft operating in airspace classes:

Answer 55

C to G (inclusive)

Question 56

At radio communications, "Distress" differs from "Urgency" because in the first case

Answer 56

There is a serious and imminent danger requiring immediate assistance

Question 57

The Alerting Service is provided by:

Answer 57

The ATS unit responsible for the aircraft at that moment

Question 58

The phases related to an aircraft in emergency or believed in emergency are: (phase)

Answer 58

Uncertainty phase, alert phase, distress phase

Question 59

When an aircraft is experiencing difficulties, triggering of the alert phase is the responsibility of

Answer 59

Air traffic control and flight information centers

Question 60

What type of flight is allowed in class A airspace

Answer 60

IFR only

Question 61

Alert phase is defined as follows:

Answer 61

A situation where an apprehension exists as to the safety of an aircraft and its occupants

Question 62

A situation in which apprehension exists as to the safety of an aircraft. To which emergency phase this situation correspond?

Answer 62

ALERFA

Question 63

Which of the following signals is a distress signal?

Answer 63

A parachute flare showing a red light

Question 64

An aircraft is in emergency when:

Answer 64

It is threatened by grave danger and requires immediate assistance

Question 65

The different emergency phases (in correct order) are:

Answer 65

INCERFA, ALERFA, DETRESFA

Question 66

Which of the following statements describes the Alert Phase (ALERFA)?

Answer 66

An aircraft which has been cleared to land fails to land within 5 minutes of the ETA and communication has not been re-established.

Question 67

DETRESFA is where:

Answer 67

The fuel on board is considered to be exhausted