3272-5 (4)

ARINC 429 SDI word format is at bits. 32. 1-8. 9-10.

What is the parity bit for on an ARINC 429 bus?. To act as a terminal gap in an emergency. To delay the signal. To check for corruption during transmission of a word.

An ARINC 429 word label format is. hexadecimal. octal. binary.

How many LRUs can be connected to an ARINC 429 data bus?. 120. 60. 20.

ARINC 629 terminal transmit interval is. common to each terminal. is when all transmissions are quiet. unique to each terminal.

An ARINC 429 bus uses. a twisted shielded pair of wires. a single twin cable for each transmitter. two bi-directional twin, sheathed and earthed wires.

ARINC 429 data bus systems uses. hexadecimal numbering. binary coded decimal. decimal numbering.

An ARINC 429 Binary Coded Decimal word occupies word bits. 1-8. 11-29. 11-28.

An ARINC 429 system uses a. 20 bit word over a bi-directional bus. 32 bit word over a twisted pair of wires. 16 bit word over a twisted pair of wires.

An ARINC 629 characteristic is: all LRUs can transmit and receive at the same time. data can transmit in both directions down the data bus. all LRUs can transmit at the same time.

What limits the number of ARINC 429 receivers on a bus?. The speed and size. The weight. The parallel input impedance.

Data is transferred on the MIL-STD-1553B by. non return to zero. Manchester bi-phase. bi-polar return to zero.

How are engine indications sent to the FDR?. Source isolated. Via ARINC 629. Via ARINC 573.

What system uses base 8?. ARINC 429, in dataword labels only. ARINC 573. ARINC 629.

On an ARINC 629 data bus, the maximum amount of current-mode couplers per data bus is. 46. 120. 64.

To connect an LRU to the data bus. a terminal controller and interface module only is required. current mode coupler, terminal controller and a production break is required. a current mode coupler, serial interface module and terminal controller is required.

A current-mode coupler contains an E-Core assembly. The purpose of the E-Core is to provide effective screening of the signal through the. current-mode coupler. couple the signal to the data bus. enable easy access for monitoring of the signal.

The ARINC 429 low rate of transmission is. 100 kbits/second with high of 12-14 Mbits/second. 12-14 Kbits/second with high of 100 kBits/second. 12-14 Mbits/second with high of 100 Mbits/secon.

An ARINC 629 bus cable is a twisted pair of wires with. a 130 ohm resistor at one end. a 130 ohm resistor at both ends. a 230 ohm resistor at one end.

An ARINC 629 stub cable. connects single directional data between the LRU and current mode coupler. connects bi-directional data between the LRU and current mode coupler. connects bi-directional data between two LRUs.

Care must be taken when installing ARINC 629 cables into bus panels, damage to cables can cause. corrosion of the conductor. arcing of high voltage signals. standing waves.

An aircraft databus system. can use both ARINC 629 and ARINC 429 as they are compatible. can use both systems, ARINC 629 and ARINC 429 via system card files and signal gateways. cannot use both ARINC 629 and ARINC 429 data buses.

ARINC 629 is used for. emergency only. a backup to ARINC 429. normal flight.

Once an ARINC 629 LRU has transmitted a message it will wait how long before transmitting again?. Until the end of the synchronization gap. Until the start of the terminal gap. Until the end of the transmit interval.

How is the word label 206 written in ARINC 429?. Decimal 206. Octal 01100001. Binary 11000110.

What is ARINC 561 used for?. Fly by Wire systems. Flight Data Recorder systems. Inertial Navigation Systems.

An ARINC data word is bits 11-29, if bits 11-18 are patched which of the following would be the LSB bit?. 19. 29. 21.

Fibreoptic databus links are. simplex. bi-directional. one way data buses.

ARINC 629 is. half duplex. full duplex. simplex.

A signal in an ARINC 629 system uses. a pair of wires per transmitter unit. a single wire. a twisted pair of wires or fibre optics.

An in-series ARINC 429 system transmits using. encoder. time division multiplexing. wave division multiplexing.

A terminal controller. is repetitive transmitting. will transmit only once during each transmit interval. transmits only when addressed.

The number of LRUs which transmit/receive on ARINC-429 is dependent upon. speed of transmission & size of aircraft systems. parallel input impedance. size of S.D.I.

One of the ARINC 429 formats is. BCD. octal. hexadecimal.

A group of bits transmitted at the same time is. parallel data. a clock signal. serial data.

The ARINC 429 system uses which of the following system to transfer data?. Harvard bi-phase. Bi-polar return to zero. Non return to zero.

Which of the following ARINCs is bidirectional?. 629. 429. 573.

The general arrangement of ARINC 629 includes. databus cable, current mode coupler, stub cable. current mode coupler, databus cable only. databus cable, stub cable, voltage mode coupler.

ARINC 629 Databus cables are terminated using. 100 ohms resistor. 130 ohms resistor. 25 ohms resistor.

In ARINC 429 data field is bits 11 to 28. If the bits 11 to 18 had pad bits, the L.S.B. of the data would. bit 19. bit 28. bit 11.

The BCD data field of ARINC 429 is contained within bits. 11-29. 11-28. 1-8.

ARINC 629 is transmitted using. single wire for each transmitter. fibre optics or twisted pair of wires. SWG 28 wire.