Computer Science 9th Class English Medium Online Test With Answers

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Computer Science 9th Class English Medium Online Test

Sr. # Questions Answers Choice
1 In Binary Os represents......? ON OFF OF None of these
2 Binary Arithmetic operations.use.................? Addition Subtraction Multiplication All of these
3 double Precisionuse ....bits? 64 62 None of these 32
4 Single Precision use.....bits? 30 31 32 None of these
5 BIT Stand for? Binary Digit Binary Integer Binary Terms Binary Value
6 MAC stands for? Media Access Control Media Access Central Medial Access configure Medial Access connect
7 Base of Octal Number system is. 2 8 10 16
8 1110 is an example of .....number Binary Decimal Hexadecimal Octal
9 Which of the following transports data inside a computer among differente components? Control Unit System Bus Memory Processor
10 What is a disadvantage of the Von Neumann architecture? Complex design due to separate memory spaces Difficult to modify program stored in memory Bottleeck due to single memory space for instructions and data Lack of flexibility in executing instrucions
11 Which of the following decribes the Von neumann architecture's main characteristic? Separate memory for data and instructions Parallel execution of instructions Single memoery store for both program instructions and data Multiples CPUs fordifferent tasks
12 What role does the Operating system (OS) play in a computer? It performs calculations and executes instructions It temporarily stores data and instructions for the CPU It receives imput from interface components and decides what to do with it. It provides long-term storage of data and software
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