2A952 Volume 3 UREs (2016)

65 Questions | By Inc3ndi4ry | Last updated: Mar 20, 2022 | Total Attempts: 62

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1.

(401) When the bus controller detects a transmission error while communicating with a remote terminal (RT) on the Military Standard 1553B data bus, the bus controller
- A.
  
  Retransmits the command several times, and then tries the backup data bus
- B.
  
  Is disabled and the backup controller resumes transmission
- C.
  
  Attempts to retransmit to the RT until contact is made
- D.
  
  Establishes communications with a different RT
2.

(401) Which element of the Military Standard 1553B data bus is capable of being used as a backup bus controller?
- A.
  
  Remote terminal
- B.
  
  Bus controller
- C.
  
  Stub coupler
- D.
  
  Bus monitor
3.

(401) Which type of data bus stub is used for stubs less than one foot in length on the Military Standard 1553B data bus?
- A.
  
  Transformer-coupled
- B.
  
  Direct-coupled
- C.
  
  Basic-coupled
- D.
  
  Fiber-optic
4.

(401) Each type of word used on the Military Standard 1553B data bus is
- A.
  
  20 bits long with a 3-bit sync character, 16 information bits, and 1 parity bit
- B.
  
  16 bits long with a 3-bit sync character, 12 information bits, and 1 parity bit
- C.
  
  10 bits long with a 2-bit sync character, 16 information bits, and 1 parity bit
- D.
  
  8 bits long with a 2-bit sync character, 12 information bits, and 1 parity bit
5.

(401) In a Military Standard 1553B data bus command word, the field that refers to a function or area within the remote terminal to which the command is being directed is the
- A.
  
  Address field
- B.
  
  Subaddress/mode field
- C.
  
  Transmit/receive bit field
- D.
  
  Word count/mode code field
6.

(401) Military Standard 1553B status words are only transmitted in response to a command from the
- A.
  
  Remote terminal
- B.
  
  Bus controller
- C.
  
  Bus monitor
- D.
  
  Fiber optic
7.

(401) What does a fiber optic data bus use as the controlling protocol?
- A.
  
  MIL–STD–3910B
- B.
  
  MIL–STD–1553B
- C.
  
  Optic transceiver
- D.
  
  Star coupler
8.

(401) At what megabits per second (Mbps) does the fiber optic data bus operate?
- A.
  
  50
- B.
  
  30
- C.
  
  10
- D.
  
  1
9.

(402) At what rate does an Ethernet station sends data?
- A.
  
  1 Mbps
- B.
  
  10 Mbps
- C.
  
  15 Mbps
- D.
  
  25 Mbps
10.

(402) Data must be sent between two processors in the Ethernet local area network (LAN) must flow through the
- A.
  
  Bus monitor
- B.
  
  Data transfer unit
- C.
  
  Digital switching module
- D.
  
  Integrated processing center
11.

(403) Which system’s information is not capable of being displayed on the flight display system multifunctional displays (MFD)?
- A.
  
  Weather radar (WXR)
- B.
  
  Auto-detect timing data (ADTD)
- C.
  
  Ground proximity warning system (GPWS)
- D.
  
  Tactical collision avoidance system (TCAS)
12.

(403) What are the electronic attitude director indicator (EADI) and electronic horizontal situation indicator (EHSI) formats controlled by?
- A.
  
  Multifunctional display control panels
- B.
  
  Heads-up display control panels
- C.
  
  Fuel management systems
- D.
  
  Mission computers
13.

(403) The multifunctional displays (MFD) are interconnected to each other through the
- A.
  
  MIL-STD–1553A
- B.
  
  MIL-STD–1553B
- C.
  
  Ethernet local area network (LAN)
- D.
  
  Aeronautical Radio, incorporated (ARINC) 429
14.

(403) Which multifunctional display (MFD) overlay uses altitude and direction trend arrows?
- A.
  
  Weather radar (WXR) overlay
- B.
  
  Enhanced traffic alert collision avoidance system (ETCAS) overlay
- C.
  
  MAP arc overlay
- D.
  
  Ground proximity warning system (GPWS) terrain overlay
15.

(403) What component of the flight display system (FDS) allows you to select the navigation source?
- A.
  
  Multifunctional display (MFD) control panel
- B.
  
  Electronic horizontal situation indicator (EHSI)
- C.
  
  Electronic attitude director indicator (EADI)
- D.
  
  Multifunctional display
16.

(404) Which is not provided to the heads-up displays (HUD) by the mission computer?
- A.
  
  Radar altitude
- B.
  
  Auto-throttle speed
- C.
  
  Display mode commands
- D.
  
  Flight director commands
17.

(404) Selected mode and symbology requirements are passed to the heads-up displays (HUD) from the mission computers via the
- A.
  
  1553A data bus
- B.
  
  1553B data bus
- C.
  
  Ethernet local area network (LAN)
- D.
  
  Aeronautical Radio, incorporated (ARINC) 429
18.

(404) The optically coated, transparent glass panes of a head-up display (HUD) that allow outside images to pass through are called a
- A.
  
  Monitor
- B.
  
  Combiner
- C.
  
  Controller
- D.
  
  Transmitter
19.

(404) Which heads-up display (HUD) control mode has a considerably reduced brightness range?
- A.
  
  OFF
- B.
  
  DAY
- C.
  
  AUTO
- D.
  
  NIGHT
20.

(405) How many mission plans and waypoints is the flight management system (FMS) capable of loading?
- A.
  
  20 mission plans and 500 waypoints
- B.
  
  50 mission plans and 200 waypoints
- C.
  
  200 mission plans and 50 waypoints
- D.
  
  500 mission plans and 20 waypoints
21.

(405) What provides the processing and interface functions for the flight management system (FMS)?
- A.
  
  Flight display system
- B.
  
  Navigation computer
- C.
  
  Control display unit
- D.
  
  Data transfer unit
22.

(405) What provides the primary means of loading the operational flight program (OFP) software and saving fault history in the flight management system (FMS)?
- A.
  
  Data transfer unit
- B.
  
  Control display unit
- C.
  
  Navigation computer
- D.
  
  Flight display system
23.

(406) What do fuel management systems such as the Fuel Savings Advisory System (FSAS) measure and process?
- A.
  
  Ram air pressure
- B.
  
  Tactical air navigation
- C.
  
  Aircraft performance data
- D.
  
  Ethernet local area network (LAN) data
24.

(406) Which is not a functional area of the Fuel Management Advisory Computer (FMAC) software?
- A.
  
  Vertical navigation
- B.
  
  Preflight initialization
- C.
  
  Data bus management
- D.
  
  Aircraft performance data
25.

(406) The fuel savings advisory data is transmitted from the Fuel Management Advisory Computer to the control display unit (CDU) on the
- A.
  
  1553A Fuel Savings Advisory Bus (FSB)
- B.
  
  1553B Fuel Savings Advisory System Bus (FSB)
- C.
  
  1553A Flight Management Bus (FMB)
- D.
  
  1553B Flight Management Bus (FMB)