IT Fundamentals (Online Practice) Page 176

Q1: Converting analog signal into digital so that it can be used by receiving computer.
  • a) modulation 
  • b) demodulation 
  • c) encryption 
  • d) decryption


Q2: It is a storage area used to store data to compensate for the difference in speed at which the different units can handle data.
  • a) memory 
  • b) accumulator 
  • c) buffer 
  • d) address


Q3: It is a perforated paper used as input and output media.
  • a) card punch 
  • b) magnetic tape 
  • c) punched paper tape 
  • d) paper tape


Q4: An approach that permits the computer to work on several programs instead of one is
  • a) over lapped processing 
  • b) on-line thesaurus 
  • c) multiprogramming 
  • d) outline processor


Q5: A directly accessible appointment calendar is feature of which resident package?
  • a) CPU 
  • b) ALU 
  • c) memory 
  • d) buffer


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