Vol 2 UREs

Question 1

Mbps for MIL-STD 1553 data bus serial xmsn rate

Answer 1

2 Mbps

Question 2

The structure of a MIL-STD 1553 data word is:

Answer 2

20 bits long with 3 sync bits, 16 data/command/status bits, and 1 parity bit

Question 3

A MIL-STD 1553 data bus message must contain at least 1 cmd word with this max number of data words

Answer 3

32

Question 4

The MIL-STD 1553 data bus system cmd that provides a mechanism for a bus terminal (RT) to send data to another RT when the BC does not require the data is called

Answer 4

RT to RT

Question 5

Which is not a function of the MIL-STD 1553 data bus mode codes?

Answer 5

Executing a bus controller (BC) broadcast command

Question 6

The integrated circuit of a computer microchip is made of:

Answer 6

Silicon

Question 7

Chips with circuits that are used in various parts of a computer or calculator are called:

Answer 7

Microprocessors

Question 8

The heart of a computer’s data processing system supervises and controls:

Answer 8

Logical decisions

Question 9

Which computer component acts like a sophisticated switchboard operator?

Answer 9

Control unit

Question 10

Where does the computer’s arithmetic/logic unit (ALU) temporarily store the intermediate results of arithmetic operations?

Answer 10

Registers

Question 11

The primary computer memory that usually cannot be erased is called:

Answer 11

Read-only memory

Question 12

A computer’s random access memory is used to:

Answer 12

Store information being calculated by the computer

Question 13

In a computer, the term auxiliary storage refers to

Answer 13

Memory stored outside the computer

Question 14

What keeps the computer monitor’s electron beams from spilling over into the wrong phosphors to mix colors improperly?

Answer 14

Shadow mask

Question 15

The resolution of a computer monitor is expressed in a number of pixels that make up the image. The sharper the image, the:

Answer 15

Higher the resolution

Question 16

Using a text based method to display characters and objects on a computer refers to

Answer 16

Disk Operating System (DOS)-based programs

Question 17

The main function of Switches within a network is to

Answer 17

Enable several users to send information

Question 18

What is the technique called where data can be segmented into numerous blocks so sequential blocks can be written?

Answer 18

Data stripping

Question 19

Which redundant array of independent disks (RAID) parity is distributed across all drives and eliminates the bottleneck?

Answer 19

5

Question 20

Which type of cable is used to carry RF power from one point to another?

Answer 20

Coaxial

Question 21

Which type of cable is used to interconnect electrical and electronic hardened components in the aircraft?

Answer 21

Electromagnetic pulse (EMP)

Question 22

How many outer protective layers does an EMP cable have?

Answer 22

3

Question 23

Which of these is not a type of connector coupling?

Answer 23

Insertion

Question 24

Radio frequency (RF) connectors are designed to be used with this type cable or wire.

Answer 24

Coaxial cable

Question 25

Which of the following is not a RF connector precaution?

Answer 25

Ensure a good grip when using pliers.

Question 26

Twisting an optic fiber during cabling installation or maintenance results in

Answer 26

Reduced optical power transmission

Question 27

This component is used to convert fiber optic light transmissions back to electrical signals.

Answer 27

Photo diode

Question 28

What type of solder is always used for electrical soldering?

Answer 28

Rosin core

Question 29

Why is flux important when soldering?

Answer 29

Prevent oxygen from combining with metal

Question 30

What is of utmost importance during the soldering process?

Answer 30

Having a clean area

Question 31

Properly caring for an electric soldering iron involves

Answer 31

Keeping the iron in a proper holder when you are not using it

Question 32

Which of these is not a type of solderless connection?

Answer 32

Connector splice

Question 33

What solderless connector allows you to connect it to electrical equipment easily and efficiently?

Answer 33

Terminal lug

Question 34

One reason crimping tools were developed was to ensure crimps

Answer 34

Have a good mechanical connection

Question 35

Which type standard applies when a heating tool is used in a potentially explosive environment?

Answer 35

Military safety

Question 36

Who or what is responsible for maintaining proper heat and air pressure during heat shrink installation?

Answer 36

Tool operator

Question 37

Before performing any type of wire repair, you must consult

Answer 37

The applicable technical orders.

Question 38

EMP hardened cable is non-repairable by local personnel if there is damage to the

Answer 38

Internal wires

Question 39

Before performing an EMP cable wire repair, you must

Answer 39

Check TO 1-1A-14

Question 40

What is the purpose of pre-waxing the cotton or linen tape used for wire bundling EMP cable?

Answer 40

Promotes moisture and fungus resistance

Question 41

Which inspection is designed to reduce the amount of time an aircraft is out of commission?

Answer 41

Major

Question 42

Each statement describes the programmed depot maintenance inspection concept *except* that it

Answer 42

Is used by ACC and AMC

Question 43

This inspection is designed to find defects that might have developed during an aircraft's ground operation

Answer 43

End-of-runway

Question 44

When is the thruflight inspection performed on an aircraft?

Answer 44

Prior to takeoffs at intermediate stops

Question 45

Which inspection is thorough with a "look, see, and fix" search of the aircraft?

Answer 45

Major

Question 46

What type maintenance is performed on aircraft that requires you to complete an immediate action TCTO?

Answer 46

Unscheduled

Question 47

What type inspection includes a review of the forms for status, a visual inspection of equipment for defects, and adequate servicing?

Answer 47

Operator

Question 48

How many months is war reserve material/mobility equipment reinspected?

Answer 48

18

Question 49

This is one example of a non-preventable FOD incident

Answer 49

A flock of birds impacted in-flight

Question 50

Who performs the final dropped object program (DOP) aircraft inspection procedure before flight?

Answer 50

Flight crew