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Data Processing Past Questions

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416

Which one of the following statements is true about Voice Over IP? it

  • A. converts voice and video data into a digital signal and transfers it over the Internet.
  • B. converts voice and video data into a digital signal and broedcasts it via a transmitter.
  • C. is a voice over communication system which is cyber-attack proof
  • D. is a circuit-switched data communication system.
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417

Which one of the following sets of devices can be used to store data during processing?

  • A. Cache, RAM and Register
  • B. Cache, Register and ROM
  • C. Flash Drive, ROM and Hard Disk Drive
  • D. RAM, Register and Zip Drive
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418

The process of inspecting, transforming and modeling data to get useful information is known as

  • A. collation
  • B. interpretation
  • C. execution
  • D. analysis
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419

One disadvantage of using computer for information processing is

  • A. need for staff retraining
  • B. increased running cost in the long run
  • C. the increase in storage space
  • D. redundancy of computers in the long run.
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420

The diagram in Figure 1 illustrates process called 

  • A. information processing
  • B. information transmission
  • C. modulation
  • D. synchronization
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