022.15 Digital Circuits and Computers

Question 1

State which of the following are included in the CPU of a basic computer of the Von Neumann Architecture type:

• Control unit
• Main memory
• Arithmetic and Logic Unit (ALU)

Answer 1

State which of the following are included in the CPU of a basic computer of the Von Neumann Architecture type:

• Control unit
• Main memory
• Arithmetic and Logic Unit (ALU)

Question 2

In computer technology, an storage peripheral is a (hard disk drive/keyboard/screen unit)​.

Answer 2

In computer technology, an storage peripheral is a (hard disk drive).

Question 3

In computer technology, an output peripheral is a (hard disk drive/keyboard/screen unit)​.

Answer 3

In computer technology, an output peripheral is a (screen unit).

Question 4

If an aircraft software failure is classified as Level C, it refers to a (minor/major/hazardous or severe/catastrophic/”no effect”) ​failure.

Answer 4

If an aircraft software failure is classified as Level C, it refers to a (major) failure.

Question 5

Multitasking method is a (software/hardware) solution.

Answer 5

Multitasking method is a (software) solution.

Question 6

In computer technology, an input peripheral is a (hard disk drive/keyboard/screen unit)​.

Answer 6

In computer technology, an input peripheral is a (keyboard).

Question 7

Multiprocessing configuration is a (software/hardware) solution.

Answer 7

Multiprocessing configuration is a (hardware) solution.

Question 8

State which of the following documents deals with considerations of software use in on-board aircraft computers:

• JAR-17
• EC Directive 485/2002
• RTCA/DO-178B
• EUROCAE Doc. 178

Answer 8

State which of the following documents deals with considerations of software use in on-board aircraft computers:

• JAR-17
• EC Directive 485/2002
• RTCA/DO-178B
• EUROCAE Doc. 178

Question 9

In computer technology, a RAM is a (read-only/write) memory and (keeps/erases)​ its content when power supply is cut off.

Answer 9

In computer technology, a RAM is a (write) memory and (erases) its content when power supply is cut off.

Question 10

If an aircraft software failure is classified as Level B, it refers to a (minor/major/hazardous or severe/catastrophic/”no effect”) ​failure.

Answer 10

If an aircraft software failure is classified as Level B, it refers to a (hazardous or severe) failure.

Question 11

The main transfer device in a computer is the (hot/serial/universal/autophase) ​bus.

Answer 11

The main transfer device in a computer is the (serial) bus.

Question 12

If an aircraft software failure is classified as Level E, it refers to a (minor/major/hazardous or severe/catastrophic/”no effect”) ​failure.

Answer 12

If an aircraft software failure is classified as Level E, it refers to a (“no effect”) failure.

Question 13

If an aircraft software failure is classified as Level D, it refers to a (minor/major/hazardous or severe/catastrophic/”no effect”) ​failure.

Answer 13

If an aircraft software failure is classified as Level D, it refers to a (minor) failure.

Question 14

If an aircraft software failure is classified as Level A, it refers to a (minor/major/hazardous or severe/catastrophic/”no effect”) ​failure.

Answer 14

If an aircraft software failure is classified as Level A, it refers to a (catastrophic) failure.

Question 15

In computer technology, an EPROM is a (read-only/write) memory and (keeps/erases)​ its content when power supply is cut off.

Answer 15

In computer technology, an EPROM is a (read-only) memory and (keeps) its content when power supply is cut off.