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4th Chapter

### 7th Computer Education Chapter 4 Test

Here you can prepare 7th Computer Education Chapter 4 Test. Click the button for 7th Computer Education Chapter 4 100% free full practice test.

## 7th Class Computer Education Chapter 4 MCQ Test With Answer for Computer Education chapter 4

7th Class Computer Education Ch.4 Online Test

### 7th Class Computer Education Chapter 4 MCQ Test With Answer for Computer Education chapter 4

1 -------------- are made up of pixels.
• A. Binary numbers
• B. Decimals
• C. Programs
• D. Digital images
2 How are numbers represnted in computers.
• A. Using electronic switches
• B. Using analog singals
• C. Using mechanical switches
• D. Using hydrulic signals
3 How many bits are there in a byte of data.
• A. 4
• B. 8
• C. 16
• D. 32
4 Whats is another name for electronic switches is computers.
• A. Bytes
• B. Declmals
• C. Termaries
• D. Bits
5 What are digital images made up of.
• A. Pixels
• B. Vectors
• C. Lines
• D. Points
6 What is the purpose of the timer in Scractch.
• A. To creae a variable
• B. To chagne the background color
• C. To display the program as it runs
• D. To measure time
7 The term ........... also refers to any digital encoding system in which there are exactly two possible states.
• A. Digital
• B. Binary
• C. Python
• D. Programming
8 What is the most significant bit in a binary number.
• A. The bit to the extreme left
• B. The bit to the extreme right
• C. The middle bit
• D. It depends onthe number
9 How many symbols are used in the decimal number system.
• A. 8
• B. 10
• C. 12
• D. 16
10 Which block is used to work with loops in scratch.
• A. Repeat loop
• B. Point -in-direction
• C. Forever loop
• D. Move ten steps

### Top Scorers of Computer Education 7th Class Chapter 4 Online Test

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#### Hashir Aamir

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18/20
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#### Zaid

27 Nov 2018

Best app but there is some problem with this app in the calculation of marks

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