SECTION - (A)

I - Choose the correct answer. [10×1=10 Marks]

1. …………….is the smallest unit of data that a binary computer can recognize
A. Data B. Bit
C. Byte D. Number
2. ………………..is a way of representing numbers
A. Number System B. Computer System
C. Digital System D. Operating System
3. ……………………..is a pictorial representation of an algorithm.
A. Program B. Pseudocode
C. Flowchart D. Software
4. The high-speed memory built into the CPU is ……………….
A. Registers B. ROM
C. RAM D. Cache Memory
5. ………………….. Software allows a user to perform a specific task.
A. Application B. Processing
C. Browsing D. System
6. ………………….used to produces hard copy.
A. Data projector B. Printer
C. Mouse D. Monitor
7. A ………………………….. Network has central hub.
A. Star B. Bus
C. Mesh D. Ring
8. The physical parts of a computer are called ………………..
A. Hardware B. System unit
C. Software D. Data
9. 1 Byte = ………………….
A. 8 bits B. 1024 bytes
C. 6 bits D. 0 or 1
10. Saving data, programs or output for future use is called ……………..
A. Output B. Input
C. Storage D. Processing

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II- Match the Correct Answer. . [5×1=5 Marks]

1. Burning [ 5 ] A. the world’s largest WAN.

2. Electric Pen [ 4 ] B. System Software.

3. Motherboard [ 1 ] C. Recording data onto an optical disc.

4. Operating System [ 2 ] D. Also called digital pen or stylus.

5. Internet [ 3 ] E.The main circuit board.

SECTION - (B)

III- Complete the Following Diagram. [2×1=2 Marks]

Data

Text Audio Image Number Video

IV- Fill in the blanks [8×1=8 Marks]

Ink-Jet Zip Disc Computer Binary Machine Display Super

Laser Pseudocode

1. …… Zip Disc …….…is a high capacity magnetic disc.

2. ….…… Pseudocode ………….is an English like representation of an algorithm.

3. The only language understood by a computer is ……… Machine …..…. Language.

4. ……… Super ……… computer is the fastest, most powerful, most expensive type of computer.

5. ……… Ink-Jet ……..….printer uses toner powder.

6. ……… Computer………….…..is a programmable, electronic device.

7. ……… Binary……….. …..Number system is based on 2.

8. ………… Display…….. …. device presents output visually.

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 SECTION - (C)

V- Write the conversion steps for the following: [2×2=4 Marks]

A. Convert the number (54) from Decimal to B. Convert the number (111000) from Binary to
Binary. Decimal.
32 16 8 4 2 1
64 32 16 8 4 2 1
1 1 1 0 0 0
0 1 1 0 1 1 0
32 + 16 + 8, so decimal is: 56
32 + 16 + 4 + 2 = 54 so the binary is:
0110110

VI–Write any two types of storage devices. [2×1=2 Marks]

a) _________DVD Drive_____________
b) __________Hard disc____________

VII- List types of computer network by size. [3×1=3 Marks]

a) ___________LAN___________________
b) ____________MAN__________________
c) _____________WAN_________________

VIII – Abbreviation: - [2x1=2 Marks]

a) RAM ______Random Access Memory_________________________
b) CPU _______Central Processing Uint________________________

IX – Define the following concepts. [2×2=4 Marks]

a) Computer Network
Two computers or more connected together for sharing resources.
________________________________________________________________________________
____________________________________________________________________________

b) Application Software
_____Performs specifics tasks or application
________________________________________________________________________________
________________________________________________________________________________
___________________________________________________________________________

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