4.2.3 - Impact on Performance
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Practice Questions
Test your understanding with targeted questions
What is a control hazard?
💡 Hint: Think about waiting times in decision-making.
What can cause a branch decision delay?
💡 Hint: Consider situations where a choice has to be made.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is a control hazard?
💡 Hint: It has to do with branches, not data.
True or False: Control hazards can be reduced by increasing a processor's pipeline depth.
💡 Hint: Consider the relationship between depth and waiting times.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
Consider a system with a 10-stage pipeline experiencing a branch every 4 cycles. Calculate the expected delay due to control hazards, assuming each delay causes a stall of 1 cycle.
💡 Hint: Break it down into how often branches happen relative to the number of stages.
Evaluate how dynamic branch prediction could help mitigate the impact of control hazards in a high-frequency trading application.
💡 Hint: Think about how tracking history informs future decisions.
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