OMA Chapter 0b

Question 1

Abbreviations - FMGS

Answer 1

Flight Management and Guidance System

Question 2

Abbreviations - FMS

Answer 2

Flight Management System

Question 3

Abbreviations - GNSS

Answer 3

Global Navigation Satellite System

Question 4

Abbreviations - MCDU

Answer 4

Multipurpose Control and Display Unit

Question 5

Abbreviations - METAR

Answer 5

Meteorological Aerodrome Report

Question 6

Abbreviations - NOTOC

Answer 6

Notification to Captain

Question 7

Abbreviations - OEB

Answer 7

Operations Engineering Bulletin

Question 8

Abbreviations - PPR

Answer 8

Prior Permission Required

Question 9

Abbreviations - QDM

Answer 9

Magnetic bearing to facility

Question 10

Abbreviations - QDR

Answer 10

Magnetic Bearing from facility

Question 11

Abbreviations - RAIM

Answer 11

Receiver Autonomous Integrity Monitoring

Question 12

Abbreviations - RNP

Answer 12

Required Navigation Performance

Question 13

Abbreviations - SELCAL

Answer 13

Selective Calling

Question 14

Abbreviations - TCAS

Answer 14

Traffic alert and Collision Avoidance System

Question 15

Abbreviations - THS

Answer 15

Trimmable Horizontal Stabilizer

Question 16

Abbreviations - TMA

Answer 16

Terminal Manoeuvring Area

Question 17

Abbreviations - VAPP

Answer 17

Final Approach Speed

Question 18

Abbreviations - VFE

Answer 18

Maximum velocity flaps/slats extended

Question 19

Abbreviations - VMCA

Answer 19

Minimum Control Speed in the Air

Question 20

Abbreviations - VMCG

Answer 20

Minimum Control Speed on the Ground

Question 21

Abbreviations - VREF

Answer 21

Landing Reference Speed

Question 22

What is the definition of Alert Height

Answer 22

A specified radio height, based on the characteristics of the aircraft and its fail-operational landing system. In operational use, if a failure occurred above alert height in one of the required redundant operational systems in the aircraft, the approach would be discontinued and a go around executed, unless a reversion to a higher decision height is possible. If a failure in one of the required redundant operational systems occurred below the alert height, it would be ignored and the approach continued

Question 23

What is the definition of Category 1 approach operation (CAT l), including numbers?

Answer 23

DH not lower than 200ft
RVR not less than 550m

Question 24

What is the definition of Category 2 operation (CAT ll) including numbers?

Answer 24

DH not lower than 100ft
RVR not less than 300m

Question 25

What is the definition of category 3 A operation (CAT lllA) including numbers?

Answer 25

DH lower than 100ft
RVR not less than 200m

Question 26

What is the definition of Category 3 B operation (CATlllB) including numbers?

Answer 26

DH lower than 100ft or noDH
RVR lower than 200m but not less than 75m

Question 27

What is the definition of ceiling?

Answer 27

Height above ground of the base of the lowest layer of cloud below 20000ft covering more than half of the sky

Question 28

What is the definition of cloud base?

Answer 28

Height of the base of the lowest observed or forecast cloud element in the vicinity of an aerodrome (reported as FEW or SCT)

Question 29

Who is the competent authority for the UK AOC?

Answer 29

UK CAA

Question 30

What is the definition of Contaminated Runway?

Answer 30

A runway is contaminated when a significant portion of its surface is covered with:

A layer of fluid contaminant not considered as thin
A hard contaminant

A significant portion of the runway surface area is more than 25% of one third of the runway surface area within the required length and width being used