Computer System Architecture

101. DCP stands for:

  1. Data communication processor

Correct answer: (A)
Data communication processor

102. Which may be classified as a processor with the direct memory access capability that communicates with I/O devices:

  1. DCP
  2. IOP
  3. Both
  4. None

Correct answer: (B)
IOP

103. The processor that communicates with remote terminals like telephone or any other serial communication media in serial fashion is called:

  1. DCP
  2. IOP
  3. Both
  4. None

Correct answer: (A)
DCP

104. Instruction that are used for reading from memory by an IOP called ____________:

  1. Commands
  2. Block diagram
  3. Interrupt
  4. None of these

Correct answer: (A)
Commands

105. Data communication with a remote device a special data communication is used ____________:

  1. Multiprocessor
  2. Serial communication
  3. DCP
  4. IOP

Correct answer: (B)
Serial communication

106. Which is used for synchronous data, PID is process ID, followed by message, CRC code and EOP indicating end of block:

  1. DCP
  2. CRC
  3. IOP
  4. SYNC

Correct answer: (D)
SYNC

107. Which is commonly used in high –speed devices to realize full efficiency of communication link:

  1. Transmission
  2. Synchronous communication
  3. Multiprocessor
  4. All of these

Correct answer: (B)
Synchronous communication

108. Multiprocessor use ____________ than two CPUs assembled in single system unit:

  1. One or More
  2. Two or More
  3. One or One
  4. Two or Two

Correct answer: (B)
Two or More

109. Which refers the execution of various software process concurrently:

  1. Multiprocessor
  2. Serial communication
  3. DCP
  4. IOP

Correct answer: (A)
Multiprocessor

110. Which is used for this and known as high speed buffer exist with almost each process?

  1. Primary
  2. RAM
  3. Cache
  4. None of these

Correct answer: (C)
Cache

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