advanced techniques and speculation

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For predicting value which will be produced by an instruction, this stated technique is referred as

For predicting value which will be produced by an instruction, this stated technique is referred as
  • A. Value prediction
  • B. Anti-dependence
  • C. Anti-speculation
  • D. Commit
  • Correct Answer: Option A

For every instruction present in buffer, prediction accuracy is

For every instruction present in buffer, prediction accuracy is
  • A. 30%
  • B. 60%
  • C. 80%
  • D. 90%
  • Correct Answer: Option D

Simple technique which predicts if two stores or a load and a store referred to exact memory address is called

Simple technique which predicts if two stores or a load and a store referred to exact memory address is called
  • A. Value prediction
  • B. Address aliasing prediction
  • C. Anti-speculation
  • D. Anti-dependence
  • Correct Answer: Option B

A branch-prediction cache which is used to store predicted address for upcoming instruction after branch, is called a

A branch-prediction cache which is used to store predicted address for upcoming instruction after branch, is called a
  • A. Branch-target buffer
  • B. Stations buffer
  • C. Write buffer
  • D. Read buffer
  • Correct Answer: Option A

Determining whole branch penalty for buffer of branch-target, assuming that Hit rate and Prediction accuracy is 90%

Determining whole branch penalty for buffer of branch-target, assuming that Hit rate and Prediction accuracy is 90%
  • A. 0.32
  • B. 0.38
  • C. 1.38
  • D. 0.28
  • Correct Answer: Option B