1st Semester-Academic Year2020-2021- 4th Standard- Computer- 40 Marks

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Student Last Name - *

1. The Computer Monitor is which type of device ? *

4 points

Scanning

Input

Output

2.Which of these is a point-and-draw- Device ? *

4 points

Mouse

Keyboard

CD-ROM

3. one puts information into the computer by pressing this key................ *

4 points

Tab

Enter

ESC

4. A scanner Sacns............... *

4 points

Picture

None of these

Text

Both Text and picture

5. link between computer and a human is possible by ................ *

4 points

Input

Output

Input and output both

6. MAR Stands for ................... *

4 points

Main Address Register

Memory Address Register

7. Which type of ROM can be erased by an electrical sign ? *

4 points

ROM

MASK ROM

EEPROM

8. ONE nibble is equal to how many bits ? *

4 points

4 bits

12 bits

16 bites

9. Bit is a short form of ............. *

4 points

Nibble

Bite

Binary Digit

10. Anytime that we input in the computer is called ................. *

4 points

File

data

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