Demo Quiz Page

Instruction:

• This is a FREE online test. Beware of scammers who ask for money to attend this test.
• Total number of questions: 20.
• Time allotted: 30 minutes.
• Each question carries 1 mark; there are no negative marks.
• DO NOT refresh the page.
• All the best!

Marks : 2/20

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Total number of questions

20

Number of answered questions

0

Number of unanswered questions

20

Test Review : View answers and explanation for this test.

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1.

"A process is a _______."

single thread of execution.

program in the execution.

program in the memory.

task

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2.

The word processing feature that catches most random typographical errors and misspellings is known as _____.

Grammar checker.

Spell checker.

Word checker.

None of the these.

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3.

What is smallest unit of the information?

A bit.

A byte.

A block.

A nibble

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4.

What is the decimal equivalent of the binary number 10111?

21.

39.

42.

23

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5.

What is the term for a temporary storage area that compensates for differences in data rate and data flow between devices?

Buffer

Bus

Channel.

Modem

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6.

How many color dots make up one color pixel on a screen?

265

16

8

3

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7.

Which of the following values is the correct value of this hexadecimal code 1F.01B?

35.0065918

32.0065918

31.0065918

30.0065918

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8.

How is the data stored on the diskette?

Ink

Laser bubbles.

Magnetism

Circuits

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9.

Which of the following is the smallest visual element on a video monitor?

Character

Pixel

Byte

Bit

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10.

Which of the following natural element is the primary element in computer chips?

Silicon

Carbon

Iron

Uranium

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11.

Which of the following programs enables you to calculate numbers related to rows and columns?

Window program

Spreadsheet program

Graphics program

Word program

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12.

Which of the following is a structured programming technique that graphically represents the detailed steps required to solve a program?

Object-oriented programming

Pseudocode

Flowchart

Top-down design

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13.

Which of the following values is the correct value of this hexadecimal code ABCDEF?

11259375

11259379

11259312

11257593

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14.

Which of the following is an output device?

Keyboard

Mouse

Light Pen

VDU

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15.

Which of the following is an input device?

Plotter

Printer

VDU

Mouse

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16.

Which of the following is the extension of Notepad?

.txt

.xls

.ppt

.bmp

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17.

BIOS is used?

By operating system

By compiler

By interpreter

By application software

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18.

What is the mean of the Booting in the system?

Restarting computer

Install the program

To scan

To turn off

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19.

A computer is accurate, but if the result of a computation is false, what is the main reason for it?

Power failure

The computer circuits

Incorrect data entry

Distraction

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20.

The central processing unit is located in the _____.

Hard disk.

System unit.

Memory unit.

Monitor.

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