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TRB Computer Sciecne and Engineering Questions

TRB Model Questions
 
37. Direct Access Storage Device is also referred as
 
  • A. DASD
  • B. DRDO
  • C. DISD
  • D. None of these
Answer: A.
DASD
 
38. The following is not an operating system _______
 
  • A. UNIX
  • B. LINUX
  • C. MS OFFICE
  • D. Window XP
Answer: C.
MS OFFICE
 
 
39. Devices converts digital signals to Sine waves at the sending end and back to digital signals at the receiving end is called
 
  • A. Modem
  • B. Telephone
  • C. Mobile phone
  • D. Router
Answer: A.
Modem
 
40. Whenever we have to give space between the two words while typing on a PC we have to press a key known as
 
  • A. Control
  • B. Shift
  • C. Escape
  • D. Space Bar
Answer: D.
Space Bar