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RRB NTPC Basics of Computers and Computer Applications — practice questions

Explore 73 free Basics of Computers and Computer Applications questions in RRB NTPC General Awareness. Open each question or exercise to read its content, reference answers and available explanation.

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Basics of Computers and Computer Applications questions and exercises with answers

Showing questions 1–30 of 73.

What is the term for the physical parts of a computer system?Read the answer and worked solution →What is a set of written instructions stored and run by hardware called?Read the answer and worked solution →Who designed a gear-based adding and subtracting device in 1642?Read the answer and worked solution →Which device invented by Leibniz in 1676 could also multiply and divide?Read the answer and worked solution →Which Englishman invented the mechanical difference engine?Read the answer and worked solution →Who in 1936 proposed a universal machine to model any type of computer?Read the answer and worked solution →Who invented the algebra now used for binary logic in computers?Read the answer and worked solution →What did the von Neumann design store together in a centralized memory?Read the answer and worked solution →Which Harvard engineer built the relay computer MARK I?Read the answer and worked solution →What does the acronym CISC expand to?Read the answer and worked solution →Where is the faster and costlier memory placed in a memory hierarchy?Read the answer and worked solution →What do laptops often have in place of a mouse?Read the answer and worked solution →What is the primary input device of a tablet computer?Read the answer and worked solution →Supercomputers maximize which kind of arithmetic performance?Read the answer and worked solution →In which decade was the minicomputer class developed?Read the answer and worked solution →A computer case protects internal parts from which hazard?Read the answer and worked solution →Most PC power supply units convert AC mains power into what?Read the answer and worked solution →Most PC power supply units meet which standard?Read the answer and worked solution →Which component is the main board connecting a computer's other parts?Read the answer and worked solution →What is the fetch, decode and execute process of a CPU called?Read the answer and worked solution →Modern CPUs are fabricated as which kind of device?Read the answer and worked solution →The internal bus is divided into address, control and which other bus?Read the answer and worked solution →Which part of a memory hierarchy offers the fastest access?Read the answer and worked solution →Cache memory is typically built using which type of RAM?Read the answer and worked solution →Which memory stores code and data actively used by the CPU?Read the answer and worked solution →Which memory type holds firmware such as the BIOS?Read the answer and worked solution →What is the startup process of a computer also known as?Read the answer and worked solution →Which firmware interface has replaced BIOS on most modern motherboards?Read the answer and worked solution →What does the CMOS battery power on a motherboard?Read the answer and worked solution →What does the voltage regulator module on a motherboard control?Read the answer and worked solution →

Worked practice questions

What is the term for the physical parts of a computer system?

  1. Freeware
  2. Software
  3. Hardware
  4. Firmware
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Correct answer: C. Hardware

Hardware covers the physical parts such as the CPU, RAM, motherboard and monitor.

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What is a set of written instructions stored and run by hardware called?

  1. Chipset
  2. Software
  3. Motherboard
  4. Peripheral
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Correct answer: B. Software

Programs, the written instructions a machine executes, are collectively called software.

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Who designed a gear-based adding and subtracting device in 1642?

  1. Gottfried Leibniz
  2. Blaise Pascal
  3. Alan Turing
  4. Charles Babbage
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Correct answer: B. Blaise Pascal

The French mathematician Blaise Pascal built the gear device that could add and subtract.

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