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Questions and Answers
What is the purpose of an operating system?
What is the purpose of an operating system?
- To perform mathematical calculations
- To maintain data storage devices
- To manage only the CPU
- To provide an interface between the user and the hardware (correct)
Which component of the computer stores frequently accessed data to improve performance?
Which component of the computer stores frequently accessed data to improve performance?
- Kernel
- Memoization (correct)
- Direct Memory Access (DMA)
- CPU
What is the main function of interrupts in computer systems?
What is the main function of interrupts in computer systems?
- To allocate resources to processes
- To execute input/output operations (correct)
- To handle errors during program execution
- To manage process scheduling
What is the purpose of a Process Control Block (PCB) in an operating system?
What is the purpose of a Process Control Block (PCB) in an operating system?
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Which term refers to the proportion of time the CPU is busy executing a process?
Which term refers to the proportion of time the CPU is busy executing a process?
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What is the primary reason for using threads in concurrent programming?
What is the primary reason for using threads in concurrent programming?
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What term is used to describe a section of code that must not be executed by more than one thread at a time?
What term is used to describe a section of code that must not be executed by more than one thread at a time?
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What term describes a situation where multiple threads try to access shared resources and the outcome depends on the timing of their execution?
What term describes a situation where multiple threads try to access shared resources and the outcome depends on the timing of their execution?
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