Computer Knowledge - Quiz - 5

10 Questions | By Bankexamsportal | Last updated: Mar 15, 2013 | Total Attempts: 205

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Questions and Answers

1.

What is a light pen?
- A.
  
  1) Mechanical Input device
- B.
  
  2) Optical input device
- C.
  
  3) Electronic input device
- D.
  
  4) Optical output device
- E.
  
  5) None of these
2.

Which one is the protocol?
- A.
  
  1) Bus
- B.
  
  2) Star
- C.
  
  3) NetBEUI
- D.
  
  4) none of the above
- E.
  
  5) None of these
3.

1KB is equal to:
- A.
  
  1) 100 bytes
- B.
  
  2) 1000 bytes
- C.
  
  3) 1024 bytes
- D.
  
  4) 1048 bytes
- E.
  
  5) None of these
4.

For dial up internet connection, a computer must have:
- A.
  
  1) Sound card
- B.
  
  2) CD drive
- C.
  
  3) Modem
- D.
  
  4) video card
- E.
  
  5) None of these
5.

Which of the following is not a valid memory?
- A.
  
  1) ROM
- B.
  
  2) RAM
- C.
  
  3) EEPROM
- D.
  
  4) NIC
- E.
  
  5) None of these
6.

Which error detection method uses one's complement arithmetic?
- A.
  
  1) Simple parity check
- B.
  
  2) Two-dimensional parity check
- C.
  
  3) CRC
- D.
  
  4) Checksum
- E.
  
  5) None of these
7.

Which error detection method consists of just one redundant bit per data unit?
- A.
  
  1) Simple parity check
- B.
  
  2) Two-dimensional parity check
- C.
  
  3) CRC
- D.
  
  4) Checksum
- E.
  
  5) None of these
8.

In cyclic redundancy checking, what is the CRC?
- A.
  
  1) The divisor
- B.
  
  2) The quotient
- C.
  
  3) The dividend
- D.
  
  4) The remainder
- E.
  
  5) None of these
9.

The largest portion of the bandwidth for ADSL carries _______.
- A.
  
  1) voice communication
- B.
  
  2) upstream data
- C.
  
  3) downstream data
- D.
  
  4) control data
- E.
  
  5) None of these
10.

Another name for the cable TV office is the _______.
- A.
  
  1) splitter
- B.
  
  2) fiber node
- C.
  
  3) combiner
- D.
  
  4) head end
- E.
  
  5) None of these

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