Punjab 9th Class Computer Model Paper 2 MCQs Test Online

Question 1 of 30

Computer Science

1. Modern serial ports contain pin connectors.

1.45

2.18

3.29

4.16

Question 1 of 30

Question 2 of 30

2. System unit sockets that connects wires are called:

1.Links

2.Ports

3.Bus

4.Processor

Question 2 of 30

Question 3 of 30

3. Which of the following is not a computer bus?

1.Data bus

2.Timer bus

3.Address bus

4.Control bus

Question 3 of 30

Question 4 of 30

4. The maximum bandwidth of USB port is:

1.12 Mbits/sec

2.100 bits/sec

3.12 bit/sec

4.2 Mbits/sec

Question 4 of 30

Question 5 of 30

5. A set of communication lives used to transfer data is called:

1.Cashe

2.Bus

3.Clock Pulse

4.Port

Question 5 of 30

Question 6 of 30

6. Devices used to enter data of information into a computer are called

1.All of these

2.Mouse

3.Keyboard

4.Microphone

Question 6 of 30

Question 7 of 30

7. The items at store are marked with:

1.Machine

2.Barcode Reader

3.Voice rec

4.Pin Code

Question 7 of 30

Question 8 of 30

8. A terminal consists of:

1.Keyboard and monitor

2.System unit and I/O devices

3.A keyboard, mouse and printer

4.Mouse and monitor

Question 8 of 30

Question 9 of 30

9. The maximum bandwidth of USB port is:

1.12 Mbits/sec

2.30 Mbits/sec

3.120 Mbits/sec

4.275 Mbits/sec

Question 9 of 30

Question 10 of 30

10. How many pins a parallel port does contain?

1.24

2.16

3.25

4.9

Question 10 of 30

Question 11 of 30

11. Printed from of electronic document is called:

1.Information

2.Soft copy

3.Data

4.Hard copy

Question 11 of 30

Question 12 of 30

12. A bus that transfers data between the central processor unit and memory is called:

1.I/O Bus

2.Data bus

3.Computer bus

4.Address bus

Question 12 of 30

Question 13 of 30

13. The arithmetic/logic units can perform:

1.All of these

2.Addition

3.Multiplication

4.Subtraction

Question 13 of 30

Question 14 of 30

14. CPU is an example of:

1.Program

2.Software

3.Keyboard

4.Hardware

Question 14 of 30

Question 15 of 30

15. Hardware is best described as:

1.Physical parts

2.Programs logical parts

3.Printed parts

4.Logical parts

Question 15 of 30

Question 16 of 30

16. Which of the following device is used to get hardcopy output?

1.Monitor

2.Keyboard

3.Speaker

4.Printer

Question 16 of 30

Question 17 of 30

17. The central processing unit is a set of …… electronic circuitry.

1.Large

2.Easy

3.Complex

4.Subset

Question 17 of 30

Question 18 of 30

18. Which mouse event is used to view the properties of an object?

1.Drag

2.Left click

3.Double click

4.Right click

Question 18 of 30

Question 19 of 30

19. A Bus Data with 32 lines can carry of:

1.32 bytes

2.32 bits

3.16 bits

4.64 bits

Question 19 of 30

Question 20 of 30

20. Which port can transmit one bit data at a time?

1.Parallel

2.Serial

3.USB

4.Bus

Question 20 of 30

Question 21 of 30

21. Which of the following devices is not inside the system unit?

1.Random Access Memory (RAM)

2.The Hard Disk

3.CD-ROM drives

4.Monitor

Question 21 of 30

Question 22 of 30

22. Central Processing Unit is also called?

1.System Unit

2.Casing

3.Brain

4.Rectangular box

Question 22 of 30

Question 23 of 30

23. The system bus is used to connect the following units.

1.Input/Output Devices

2.Central process Unit

3.Main memory (RAM, ROM)

4.All of the above

Question 23 of 30

Question 24 of 30

24. Which input device is used to enter voice data:

1.Microphone

2.Mouse

3.Keyboard

4.Scanner

Question 24 of 30

Question 25 of 30

25. Which is an output device?

1.System unit

2.Camera

3.Mouse

4.Speaker

Question 25 of 30

Question 26 of 30

26. The system bus is used to connect the following units.

1.Central process Unit

2.All of these

3.Main memory (RAM, ROM)

4.Input / Output Devices

Question 26 of 30

Question 27 of 30

27. The brain of computer that executes program instructions:

1.Motherboard

2.System unit

3.CPU

4.Ram

Question 27 of 30

Question 28 of 30

28. How many device can be attached with computer through UBS port?

1.127

2.256

3.16

4.1000

Question 28 of 30

Question 29 of 30

29. Which of the following input device is used to enter textual data?

1.keyboard

2.mouse

3.microphone

4.scanner

Question 29 of 30

Question 30 of 30

30. Input and output devices that are connected to the computer system are called:

1.Buses

2.Slots

3.Peripheral

4.Ports

Question 30 of 30

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