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2nd Unit

### 9th class Computer Chapter 2 (English Medium)

Here you can prepare 9th Computer Science chapter 2 online MCQ test with answers (Unit 2 Fundamentals of Operating Systems). Click the button for 100% free full practice test.

## Matric Part 1/9th Class Computer Science Chapter 2 MCQ Test With Answer for Unit 2 Fundamentals of Operating Systems

9th Class Computer Science Unit 2 Online Test

### Matric Part 1/9th Class Computer Science Chapter 2 MCQ Test With Answer for Unit 2 Fundamentals of Operating Systems

1 The number system we use in our daily life is the:
• A. Decimal number system
• B. Binary number system
• C. Octal number system
• D. Numeric
2 According to _____ law there is no change in results if priority of expressions is changed:
• A. Associatative
• B. Commutative
• C. Duality
• D. Complement
3 The order of application of two separate terms is not important in:
• A. Associative Law
• B. Commutative Law
• C. Distributive Law
• D. Identity Law
4 In Boolean algebra 'OR' operation is denoted by:
• A. *
• B. /
• C. +
• D. .
5 Which language is understood by the computer ?
• A. Binary
• B. Hill
• C. High level
• D. Middle level
6 In Boolean algebra 'AND' Operation is denoted by:
• A. .
• B. *
• C. +
• D. /
7 Which is used to assemble more than one propositions into one proposition ?
• A. Literal
• B. Simple proposition
• C. Proposition
• D. Compound proposition
8 Digital computers store data in ________ form:
• A. Numeric
• B. Decimal
• C. Octal
• D. Binary
9 A number system is the system for representation of ______ data:
• A. Value
• B. Boolean
• C. Truth
• D. Numeric
10 To convert a decimal number to binary, we divide the number by _______ and take quotient and remainder:
• A. 8
• B. 2
• C. 16
• D. 12

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