1.1.1 Factors affecting performance Flashcards
What is the clock speed (of cpu) measured in?
Measured in Hertz, 1 Hertz is one clock tick per second.
How does the number of cores affect performance?
The number of cores equate to instructions that can be ran at once. A dual core processor can run two instructions at once.
How does the number of cores affect performance?
The number of cores equate to instructions that can be ran at once. A dual core processor can run two instructions at once.
What is cache?
High speed temporary storage in the processor.
How does more cache affect performance?
The more cache can improve processor performance however too much cache can slow down access time.
What is cache measured in?
MB
What does defragmentation do?
Reorders file fragmented to improve HDD performance.
What does disk clean up do?
Remove duplicate files.
What does anti virus do?
Removes viruses.
