Dip_test On Computer Technology

10 Questions | By Dipamoon | Updated: Apr 6, 2023 | Attempts: 218

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1.

Numbers are stored and transmitted inside a computer in
- A.
  
  Binary form
- B.
  
  ASCII code form
- C.
  
  Decimal form
- D.
  
  Alphanumeric form
- E.
  
  None of this
2.

The minimum number of bits required to store the hexadecimal number FF is
- A.
  
  2
- B.
  
  4
- C.
  
  8
- D.
  
  16
- E.
  
  20
3.

The 4-bit binary number 0111 represents?
- A.
  
  15
- B.
  
  -7
- C.
  
  7
- D.
  
  -1
- E.
  
  0
4.

The 8-bit binary number 1111 1111 represents
- A.
  
  255
- B.
  
  -255
- C.
  
  -127
- D.
  
  -1
- E.
  
  128
5.

A 20-bit address bus allows access to a memory of capacity
- A.
  
  1 Mb
- B.
  
  2 Mb
- C.
  
  32 Mb
- D.
  
  64 Mb
- E.
  
  128 Mb
6.

Clock speed is measured in
- A.
  
  Bits per second
- B.
  
  Baud
- C.
  
  Bytes
- D.
  
  Hertz
- E.
  
  None of this
7.

The von Neumann bottleneck is due to
- A.
  
  Mismatch in speed between secondary and primary storage
- B.
  
  Mismatch in speed between the CPU and primary storage
- C.
  
  Slow speed of I/O devices
- D.
  
  Low clock speeds
- E.
  
  None of this
8.

Cache memory
- A.
  
  Has greater capacity than RAM
- B.
  
  Is faster to access than CPU registers
- C.
  
  Is not permanent storage
- D.
  
  Faster to access than DRAM
- E.
  
  None of this
9.

A machine cycle refers to
- A.
  
  Fetching an instruction
- B.
  
  Clock speed
- C.
  
  Fetching, decoding and executing an instruction
- D.
  
  Executing an instruction
- E.
  
  None of this
10.

Modern processor chips may be classified as
- A.
  
  LSI
- B.
  
  ULSI
- C.
  
  MIPS
- D.
  
  SSI
- E.
  
  None of this