SW # undefined

1 Which of the following is NOT shared between threads in a single multithreaded process?

• code

• registers

• stack

• program counter

2 Shown in the picture is...

• concurrency

• parallelism

• multilevel feedback queue

• priority queue

3 The two types of parallelism are:

• block parallelism

• data parallelism

• memory parallelism

• process parallelism

• task parallelism

4 _________'s Law identifies performance gains from adding additional cores to an application that has both serial and parallel components

• Gustafson's Law
• Amdahl's Law
• Moore's Law
• Little's Law

5 Which situation can ideally take advantage of a multicore processor to the most extent?

• 1% Serial, 99% Parallel process

• 1% Parallel, 99% Serial process

• 50% Serial, 50% Parallel process

• 25% Serial, 75% Parallel process

6 Linux typically uses a thread library called...

• jthreads

• lthreads

• glibc

• pthreads

7 The one-to-one model in multithreading means...

• Each user thread corresponds to a kernel thread.
• Each process corresponds to a single thread

• Each program counter is owned by a single thread

• Each user thread is managed by a single API call in the API

8 Which thread library is being used here?

• Java threads

• POSIX threads

• Windows threads

• python threads

9 In windows, which of these thread blocks are user space?

• KTHREAD

• UTHREAD

• ETHREAD

• TEB

Answer explanation

Ethread - Executive thread block

Kthread - Kernel thread block

TEB - Thread environment block

10 Linux refers to threads as _________ (plural)