Computers Basic MCQs Set-24

1. Computers manipulate data in many ways, and this manipulation is called……
  • upgrading
  • processing
  • batching
  • utilizing
2. The ability to recover and read deleted or damaged files from a criminal’s computer is an example of a law enforcement speciality called:
  • robotics
  • simulation
  • computer forensics
  • animation
3. Where does most data go first with in a computer memory hierarchy ?
  • RAM
  • ROM
  • BIOS
  • CACHE
4. The………….data mining technique derives rules from real-world case examples.
  • Rule discover
  • Signal processing
  • Neural nets
  • Case-based reasoning
5. …………….are used to identify a user who returns to a Website
  • Cookies
  • Plug-ins
  • Scripts
  • ASPs
6. Codes consisting of lines of varying widths or lengths that are computer-readable are known as-
  • an ASCII code
  • a magnetic tape
  • an OCR scanner
  • a bar code
7. Why is it unethical to share copyrighted files with your friends?
  • It is not unethical, because it is legal.
  • It is unethical because the files are being given for free.
  • Sharing copyrighted files without permission breaks copyright laws
  • It is not unethical because the files are being given for free.
8. Reusable optical storage will typically have the acronym-
  • CD
  • DVD
  • ROM
  • RW
9. The most common type of storage devices are-
  • Steel
  • optical
  • magnetic
  • flash
10. A device that connects to a network without the use of cables is said to be-
  • Distributed
  • free
  • centralized
  • none of these