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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is a data buffer?
💡 Hint: Think about what happens during the data transfer process.
Question 2
Easy
What does the device driver do?
💡 Hint: Consider how software and hardware need to interact.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What does a data buffer do?
- Stores data for processing
- Transfers data directly
- Converts signals
💡 Hint: Think about its purpose in data transfer.
Question 2
True or False: Seek time is the time it takes for the CPU to check the disk.
- True
- False
💡 Hint: Clarify what part of the disk access process this refers to.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
If a hard disk takes 8ms for seek time and 12ms for rotational delay, what is the total access time for data?
💡 Hint: Add the two times together.
Question 2
In a scenario where a disk is accessed 1000 times, with a programmed I/O requiring 4ms per access and DMA requiring 1ms, calculate the total time for each method.
💡 Hint: Use multiplication for the calculation.
Challenge and get performance evaluation