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 CU stand for............... Circuitry Unit Central Unit Control Unit None of these
2 ALU Stands for.......... Arithmetic and Local Unit Arithmetic and Legal Unit Arithmetic and Logic Unit None of these
3 OR operation yields 1 output when at least of........of the input is true. 0 00 1 10
4 the output of AND Operation is 1 only whenboth inputs are? 10 0 1 00
5 Whcih one of the example of Digital Signal? Binary Sound Wave 11 00
6 Which one is the example of Analog signal? Binary Sound Wave 10 None of these
7 Which signals are in continues form? Digital Analog Both a and b None of these
8 Whihc signals are in discree form? Analog Digital Both a and b None of these
9 What does DAC represents? Analog Digital Convenient Analog Digital Conversation Digitla analog conversion All of these
10 What does ADC represents? Analog Digital Conversation Analog Digital Conversion Analog Digital Convenient All of these
11 Bit stand for .......? Binary integer Binary Value Binary Number Binary digit
12 In digit system 1 represents? ON OFF OF All of these
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