Job Solution - তথ্য প্রযুক্তি - Page 94 - Prothom Sir

1.

Which of the following is an output device in computer?

Microphone

digital camera

webcam

Scanner

Monitor

Microphone

digital camera

webcam

Scanner

Monitor

2.

Which of the following is the save button in computer key board?

F5

F8

F6

F1

F12

F5

F8

F6

F1

F12

3.

Number of bits in a byte is ---

৮

১৬

2

৩২

১০

৮

১৬

2

৩২

১০

4.

Which one is a storage device?

CPU

Headphone

Floppy disk

Modem

Printer

CPU

Headphone

Floppy disk

Modem

Printer

5.

The hexadecimal number 9 is equivalent to ---

binary 1000

octal 5

binary 110

decimal 9

decimal 99

binary 1000

octal 5

binary 110

decimal 9

decimal 99

6.

What is an icon?

Pictorial representation of an operation

Method of cutting and pasting

Flashing of display

Beefs, roars and shrieks in a video game

None

Pictorial representation of an operation

Method of cutting and pasting

Flashing of display

Beefs, roars and shrieks in a video game

None

7.

A complete microcomputer system consists of ---

Microprocessors

Memory

peripheral equipment

all of 1, 2 and C

Monitor

Microprocessors

Memory

peripheral equipment

all of 1, 2 and C

Monitor

8.

Bar codes are most common in ---

Banks

medical laboratories

supermarkets

admission test

college final examinations

Banks

medical laboratories

supermarkets

admission test

college final examinations

9.

The computer stores its program and data in its ---

ALU

Control Unit

Memory

Cache Memory

Monitor

ALU

Control Unit

Memory

Cache Memory

Monitor

10.

What kind of secondary storage is provided by magnetic disks?

fast speed, high capacity

slow speed, high capacity

fast speed, low capacity

slow speed, low capacity

None

fast speed, high capacity

slow speed, high capacity

fast speed, low capacity

slow speed, low capacity

None

11.

1 byte is equal to ---

2 bits

4 bits

8 bits

16 bits

24 bits

2 bits

4 bits

8 bits

16 bits

24 bits

12.

Which one is not a part of CPU?

Arithmetic Unit

Logic Unit

Register

Execution Unit

Memory

Arithmetic Unit

Logic Unit

Register

Execution Unit

Memory

13.

Laser printers are known as ---

character printers

line printers

page printers

graphic printers

design printers

character printers

line printers

page printers

graphic printers

design printers

14.

Which is the largest unit of storage?

Terabyte

Kilobyte

Megabyte

Gigabyte

hectabyte

Terabyte

Kilobyte

Megabyte

Gigabyte

hectabyte

15.

Which of the following is an input device ?

CRT Monitor

Speaker

Printer

Keyboard

None of these

CRT Monitor

Speaker

Printer

Keyboard

None of these

16.

Which of the following is not an example of secondary storage device ?

Hard Disks

RAM

Magnetic tapes

CDs

None of these

Hard Disks

RAM

Magnetic tapes

CDs

None of these

17.

Which of the following is Antivirus Software ?

Photoshop

Norton

Yahoo

flash

None of these

Photoshop

Norton

Yahoo

flash

None of these

18.

Which of the following cannot be done using e-mail ?

Send an attachment

Copy files from a remote computer

Forward an e-mail

Reply to e-mail

None of these

Send an attachment

Copy files from a remote computer

Forward an e-mail

Reply to e-mail

None of these

19.

Which one of the following is called the Brain of the Computer ?

Memory

CPU

Hard disk

RAM

None of these

Memory

CPU

Hard disk

RAM

None of these

20.

Which one of the following is an example of optical storage device ?

CD Drive

RAM

Hard disk

CPU

None of these

CD Drive

RAM

Hard disk

CPU

None of these