Computer Hardware and Software

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Questions and Answers

What is the primary characteristic of hardware in a computer?

  • It is made up of coding programs
  • It is only used for processing data
  • It is a virtual component
  • It can be seen and touched (correct)

What is the primary function of software in a computer?

  • To run on a computer (correct)
  • To perform repetitive tasks
  • To develop coding programs
  • To provide physical components

What is the primary advantage of a computer in terms of speed?

  • It can perform tasks consistently but with limitations
  • It can perform tasks quickly but with errors
  • It can perform tasks slowly but accurately
  • It can perform a large amount of data in a few seconds (correct)

What is a primary characteristic of a computer in terms of consistency?

<p>It is highly consistent and never gets bored (D)</p>
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What is a primary characteristic of a computer in terms of accuracy?

<p>It is consistently high (D)</p>
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What is a primary characteristic of a computer in terms of flexibility?

<p>It can do different types of things (A)</p>
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Which component is responsible for converting the power from AC to DC?

<p>SMPS (A)</p>
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What is the purpose of a Modem?

<p>To convert analog data into digital data (C)</p>
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What is the primary function of a Fan housing in a computer system?

<p>To cool the system (C)</p>
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What is mounted on a fibre glass in a motherboard?

<p>Electronic components (A)</p>
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What is the purpose of a Disk Interface Card?

<p>To communicate with the hard disk or other peripherals (B)</p>
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What is the purpose of an Input/Output interface card?

<p>To communicate with input/output devices such as printer, keyboard, mouse, etc. (B)</p>
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What is the primary function of the Control Unit in a computer system?

<p>To control the transfer of data and information between units (C)</p>
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What is the term for the process of engraving tiny circuits on a silicon chip?

<p>Photochemical process (D)</p>
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What does the acronym VLSI stand for in the context of microprocessors?

<p>Very Large Scale Integration (B)</p>
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What is the brain of a computer system?

<p>CPU (Central Processing Unit) (A)</p>
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What is the function of the Arithmetic Logic Unit (ALU)?

<p>To perform arithmetic and logical operations (B)</p>
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Who invented the microprocessor?

<p>Mercian-EHuff (A)</p>
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