#### 11th Standard Computer Applications Introduction to Computers English Medium Free Online Test One Mark Questions 2020 - 2021

11th Standard

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Computer Applications

Time : 00:20:00 Hrs
Total Marks : 20

20 x 1 = 20
1. First generation computers used ______.

(a)

Vacuum tubes

(b)

Transistors

(c)

Integrated circuits

(d)

Microprocessors

2. Identify the output device _____

(a)

Keyboard

(b)

Memory

(c)

Monitor

(d)

Mouse

3. When a system restarts which type of booting is used.

(a)

Warm booting

(b)

Cold booting

(c)

Touch boot

(d)

Real boot

4. Which one of the following is the main memory?

(a)

ROM

(b)

RAM

(c)

Flash drive

(d)

Hard disk

5. Which of the following led us today to extremely high speed calculating device?

(a)

Laptop

(b)

Tabulating Machine

(c)

Abacus

(d)

ENIAC

6. In which year the concept of the analytical engine was invented?

(a)

1837

(b)

1910

(c)

1991

(d)

1836

7. Most commonly used input devices _____

(a)

Keyboard

(b)

Mouse

(c)

Scanner

(d)

(a) and (b)

8. Expansion of ALU is _____

(a)

Arithmetic Logical Unit

(b)

Accumulator Logical Unit

(c)

Arithmetic Language Unit

(d)

None of these

9. The memory unit is of _____ kinds.

(a)

3

(b)

4

(c)

2

(d)

5

10. Which printer work by spraying irised ink at a sheet of paper?

(a)

Laser printer

(b)

Inkjet printer

(c)

Dot matrix printer

(d)

Line dot matrix printer

11. The first digital computer name was

(a)

EDVAC

(b)

UNIVACI

(c)

ENIAC

(d)

IBM 1620

12. Artificial neurons are organized in

(a)

Nodes

(b)

Layers

(c)

Signals

(d)

Units

13. Which of the following has become the dominant paradigm in computer architecture?

(a)

Parallel computing

(b)

parallel processing

(c)

(d)

Multi processing

14. Fill the Following
Input$\rightarrow$ ______ $\rightarrow$ Output

(a)

Data

(b)

Information

(c)

Process

(d)

Computer

15. Which unit of the computer does processing?

(a)

ALU

(b)

CPU

(c)

Control Unit

(d)

Output Unit

16. Which of the following is the logical machine which interprets and executes software instructions?

(a)

CPU

(b)

ALU

(c)

Control Unit

(d)

Memory Unit

17. How many classifications of memories in memory unit?

(a)

2

(b)

3

(c)

4

(d)

more than 2

18. Which memory stores the data permanently?

(a)

ROM

(b)

CD-ROM

(c)

DVD-ROM

(d)

All of these

19. Which of the following is a pointing device?

(a)

Keyboard

(b)

Scanner

(c)

Plotter

(d)

Mouse

20. Which mouse bas as many as 12 buttons?

(a)

Laser

(b)

Optical

(c)

Mechanical

(d)

Both a and b