Computer System Architecture

171. Which are the condition that should be met in order to produce a deadlock:

  1. Mutual exclusion
  2. Hold and Wait
  3. No preemption
  4. Circular wait
  5. All of these

Correct answer: (E)
All of these

172. In protocol each process can make a request only in an ____________:

  1. Increasing order
  2. Decreasing order
  3. Both a & b
  4. None of these

Correct answer: (A)
Increasing order

173. In protocol above mentioned ____________ protocol are used then the circular wait-condition can not hold:

  1. 1
  2. 2
  3. 3
  4. 4

Correct answer: (B)
2

174. Which state refers to a state that is not safe not necessarily a deadlocked state:

  1. Safe state
  2. Unsafe state
  3. Both a & b
  4. None of these

Correct answer: (B)
Unsafe state

175. ____________ a direct arrow is drawn from the process to the resource rectangle to represent each pending resource request:

  1. TS
  2. SP
  3. CCR
  4. RAG

Correct answer: (D)
RAG

176. Which memory is assembled between main memory and CPU:

  1. Primary memory
  2. Cache memory
  3. Both a & b
  4. None of these

Correct answer: (B)
Cache memory

177. Which is considered as semi-conductor memory , which is made up of static RAM:

  1. Primary memory
  2. Cache memory
  3. Both a & b
  4. None of these

Correct answer: (B)
Cache memory

178. Which is one of the important I/O devices and is most commonly used as permanent storage device in any processor:

  1. Soft disk
  2. Hard disk
  3. Both a & b
  4. None of these

Correct answer: (B)
Hard disk

179. ____________ can read any printed character by comparing the pattern that is stored in the computer:

  1. SP
  2. CCR
  3. RAG
  4. OCR

Correct answer: (D)
OCR

180. Which system is a typical example of the readers and writers problem:

  1. Airline reservation system
  2. Airport reservation system
  3. Both
  4. None of these

Correct answer: (A)
Airline reservation system

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