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Questions and Answers
What is the primary difference between user threads and kernel threads?
What is the primary difference between user threads and kernel threads?
- User threads are used for I/O-bound operations, while kernel threads are used for CPU-bound operations.
- User threads are managed by a user-level threads library, while kernel threads are supported by the kernel. (correct)
- User threads are supported by the kernel, while kernel threads are managed by a user-level threads library.
- User threads are used for parallel processing, while kernel threads are used for sequential processing.
What is the primary advantage of the Many-to-Many multithreading model?
What is the primary advantage of the Many-to-Many multithreading model?
- It allows for more concurrency than the One-to-One model.
- It allows many user-level threads to be mapped to a single kernel thread.
- It allows the operating system to create a sufficient number of kernel threads. (correct)
- It is more efficient in terms of memory usage.
What is the primary characteristic of the One-to-One multithreading model?
What is the primary characteristic of the One-to-One multithreading model?
- Each user-level thread maps to multiple kernel threads.
- Multiple user-level threads map to a single kernel thread.
- Kernel threads are not supported in this model.
- Each user-level thread maps to a single kernel thread. (correct)
What is the primary purpose of a thread library?
What is the primary purpose of a thread library?
What is the primary difference between Pthreads and Java threads?
What is the primary difference between Pthreads and Java threads?
What is the primary advantage of implicit threading?
What is the primary advantage of implicit threading?
What is the primary purpose of thread pools?
What is the primary purpose of thread pools?
What is the primary advantage of OpenMP?
What is the primary advantage of OpenMP?
Which operating system uses the Many-to-One multithreading model?
Which operating system uses the Many-to-One multithreading model?
What is the primary difference between a thread library and a kernel-level library?
What is the primary difference between a thread library and a kernel-level library?