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Computer Studies 2023 JAMB Past Questions

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51

What is the shortcut for performing warm booting ?

  • A. y pressing the Ctrl + Alt keys simultaneously
  • B. y pressing the Ctrl + Alt + F1 keys simultaneously
  • C. y pressing the Ctrl + Del keys simultaneously
  • D. by pressing the Ctrl + Alt + Del keys simultaneously
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52

EDVAC was produced using which of these concepts ?

  • A. packet routing
  • B. stored program
  • C. circuit switching
  • D. packet switching
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53

When the computer reboots itself without triggering the hardware based reset, it is called ?

  • A. cold booting
  • B. hard reboot
  • C. cold reboot
  • D. soft reboot
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54

Who invented the Napier Bones

  • A. John Napier
  • B. Samuel Napier
  • C. Joseph Jacquard
  • D. Charles Babbage
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55

What is the difference between internal and external modem

  • A. external modems are PCI or ISA expansion cards while internal modems are traditionally plug into a serial port on the computer.
  • B. internal modems are PCI or ISA expansion cards while external modems are traditionally plug into a serial port on the computer.
  • C. external modems are PCI or ISA expansion cards while internal modems are USB modems
  • D. they are PCI or ISA expansion cards
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