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5-question demo · Sikkim LDC Examination - Basic Computer Knowledge

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Question 1 of 5
What is a computer?
Why: A computer is defined as an electronic device with specific capabilities. The answer should include: (1) definition as an electronic device, (2) key functions like accepting input, storing data, processing, and producing output, (3) mention of automatic operation under program control, (4) reference to speed and accuracy, and (5) examples of applications or characteristics.
Question 2 of 5
Name the basic functional units of a computer and explain their roles.
Why: This question requires identification and explanation of all four basic functional units. Each unit should be clearly named and its specific role described with examples of devices where applicable.
Question 3 of 5
Distinguish between hardware and software.
Why: This question requires clear distinction between two fundamental concepts. The answer should define both terms, provide examples of each, and highlight key differences in their nature, function, and relationship.
Question 4 of 5
What is the role of the CPU in a computer system?
Why: This answer should comprehensively explain the CPU's role as the central control unit, including its functions in instruction execution, arithmetic/logical operations, data processing, control, and decision-making.
Question 5 of 5
What is the difference between RAM and ROM?
Why: This answer should clearly distinguish between RAM and ROM by explaining their characteristics, functions, volatility, and roles in computer operation.