BASIC COMPUTER – Air – DGCA Question Bank For Politics

#1. A basic digital computer consists of: 1. input peripherals 2. central processing unit 3. inertial unit 4. memory 5. auto brightness control 6. output peripherals

1, 2, 3, 4 and 6

1, 2, 4 and 6

1, 4, 6 only

2, 3, 4, and 6

#2. The Central Processing Unit (CPU) consists of: 1. input device 2. output device 3. Arithmetic Logic Unit (ALU) 4. Shift Registers 5. Control Unit 6. Hard disk

1, 2, 3, and five

3, 4, and 6

1, 2, 5, and 6

3, 4, 5,

#3. In computer terminology an input peripheral device would be:

a hard disk

a floppy disk

a keyboard

a screen display unit

#4. The two types of binary logic are:

positive and negative

variable and negative

positive and reversible

variable and reversible

#5. In computer terminology an output peripheral device would be:

a floppy disk

a hard disk

a screen display unit

a keyboard

#6. In computer terminology a memory which loses its data when power is removed is called:

non-volatile

non-permanent

non-retentive

volatile

#7. In computer terminology a memory which retains its data when power is removed is called:

non-volatile

volatile

RAN

ROM

#8. Examples of input peripheral devices are: 1. mouse 2. modem 3. printer 4. screen display unit 5. keyboard

2, 3, 4, 5.

1, 2, 5.

1, 5.

1, 2, 3.

#9. In computer terminology “software” refers to:

the memory system floppy disks, hard disks, etc

the RAM and ROM capacity

the programme of instructions

the BIOS

#10. In computer terminology “hardware” refers to:

the digital computer components, keyboard, monitor, CPU, etc

the permanent memory system and its capacity

the RAM capacity

the programme of instructions

#11. Memory capacity in a digital computer is expressed in:

Bits (Mbits, Gbits)

Bytes (Mbytes, Gbytes)

ROM capacity

RAM capacity

#12. The smallest information element in a digital system is:

byte

digit

electron

bit

#13. A group of binary digits handled as a group is referred to as a:

byte

mega bit

giga bit

bits

#14. Convert the decimal number 7 to its binary equivalent:

1110

111

1101

100

#15. Convert binary 1110 to its decimal equivalent:

13

14

15

16

#16. The computer language in which calculations are carried out and information is stored in memory is:

decimal

hexadecimal

octal

binary

#17. The computer language system which uses the base 16 is known as:

septagesimal

hectadecimal

hexadecimal

octal

#18. The computer language system which uses the base 8 is called:

decimal

binary

octal

hexadecimal

#19. The number system which uses the numbers 0 to 9 followed by the letters A to F is:

alpha numeric

hexadecimal

octal

numeric alpha

#20. In a digital computer binary 1 is represented by +5 volts and Binary 0 by earth. This is an example of:

negative logic

bipolar logic

positive logic

analog system

#21. In a negative logic system:

binary 1 is a low level, binary 0 is a high level

binary 1 is a high level, binary 0 is a low level

binary 1 is positive, binary 0 is negative

binary 1 and binary 0 are equal levels above and below zero

#22. The permanent memory of a digital computer usually takes the form of:

Integrated circuits rated in megabytes

shifregisters whose capacity is rated in mega or gigabytes

floppy or hard disks whose capacity is measured in mega or gigabytes

Central Processing Unit

#23. The purpose of the Arithmetic Logic Unit within the Central Processing Unit is to:

act as a temporary store for information being processed

perform calculations in the binary number system

perform calculations in the binary, octal or hexadecimal system

perform all clock functions based on the computer clock frequency (clock time)

#24. Within the Central Processing Unit, the temporary stores and accumulator which handle the data during processing are called:

Arithmetic Logic Unit (ALU)

Shift Registers

Control Unit

BIOS

#25. Aircraft data in analog form, before being processed by a computer must be passed through a:

digital to analog converter (D to A)

EPROM

EAROM

analog to digital converter (A to D)

Dgca Question Bank For Pilots

Results

#1. A basic digital computer consists of: 1. input peripherals 2. central processing unit 3. inertial unit 4. memory 5. auto brightness control 6. output peripherals

#2. The Central Processing Unit (CPU) consists of: 1. input device 2. output device 3. Arithmetic Logic Unit (ALU) 4. Shift Registers 5. Control Unit 6. Hard disk

#3. In computer terminology an input peripheral device would be:

#4. The two types of binary logic are:

#5. In computer terminology an output peripheral device would be:

#6. In computer terminology a memory which loses its data when power is removed is called:

#7. In computer terminology a memory which retains its data when power is removed is called:

#8. Examples of input peripheral devices are: 1. mouse 2. modem 3. printer 4. screen display unit 5. keyboard

#9. In computer terminology “software” refers to:

#10. In computer terminology “hardware” refers to:

#11. Memory capacity in a digital computer is expressed in:

#12. The smallest information element in a digital system is:

#13. A group of binary digits handled as a group is referred to as a:

#14. Convert the decimal number 7 to its binary equivalent:

#15. Convert binary 1110 to its decimal equivalent:

#16. The computer language in which calculations are carried out and information is stored in memory is:

#17. The computer language system which uses the base 16 is known as:

#18. The computer language system which uses the base 8 is called:

#19. The number system which uses the numbers 0 to 9 followed by the letters A to F is:

#20. In a digital computer binary 1 is represented by +5 volts and Binary 0 by earth. This is an example of:

#21. In a negative logic system:

#22. The permanent memory of a digital computer usually takes the form of:

#23. The purpose of the Arithmetic Logic Unit within the Central Processing Unit is to:

#24. Within the Central Processing Unit, the temporary stores and accumulator which handle the data during processing are called:

#25. Aircraft data in analog form, before being processed by a computer must be passed through a: