
ECE625 Chapter16C
Quiz
•
Computers
•
University
•
Practice Problem
•
Medium
Dr Zaini
Used 2+ times
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30 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What types of dependencies arise due to out-of-order instruction issuing and completion?
RAW dependencies and resource conflicts
WAW dependencies and WAR dependencies
RAW and WAW dependencies
Resource conflicts and data hazards
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following techniques is used to avoid conflicts caused by WAW and WAR dependencies in superscalar processors?
Branch Prediction
Register Renaming
Scoreboarding
Pipelining
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does register renaming resolve storage conflicts?
By allocating hardware registers dynamically to hold new values
By stalling the pipeline until the conflict is resolved
By duplicating functional units
By discarding conflicting instructions
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which hardware technique is NOT primarily responsible for improving machine parallelism in a superscalar processor?
Out-of-order issue
Register renaming
Pipelined functional units
Static scheduling
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the instruction window in a superscalar processor?
To control the flow of instructions into the pipeline
To fetch branch target instructions only
To allow the processor to look ahead and find independent instructions
To execute instructions out-of-order
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a benefit of register renaming?
Resolving WAR and WAW dependencies
Increasing pipeline performance by removing antidependencies
Eliminating RAW dependencies
Improving instruction issue flexibility
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which branch prediction technique uses a branch history analysis for dynamic prediction?
Static branch prediction
Delayed branch strategy
Dynamic branch prediction
Prefetching branch target instructions
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