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WGU C191 Test Exam Review Questions with all Answers verified for accuracy Updated 2024/2025
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WGU C191 Test Exam Review Questions with all Answers verified for accuracy Updated 2024/2025 A _________________ saves the state of the currently running process and restores the state of the next process to run. - correct answer context switch A process may transition to the Ready state by w...

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  • October 16, 2024
  • 15
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

Subjects

  • a blocking send and blocking receive is known
  • an allows several unrelated proce
  • the process is assigned as the parent to o
  • a process that has terminated but whose parent ha

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  • WGU C191

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WGU C191 Test Exam Review Questions
with all Answers verified for accuracy
Updated 2024/2025

A _________________ saves the state of the currently running process and restores
the state of the next process to run. - correct answer context switch


A process may transition to the Ready state by which of the following actions? - correct
answer Completion of an I/O event
Awaiting its turn on the CPU
Newly-admitted process


A blocking send() and blocking receive() is known as a(n) _________________. -
correct answer rendezvous


A(n) ______________ allows several unrelated processes to use the pipe for
communication. - correct answer named pipe


Imagine that a host with IP address 150.55.66.77 wishes to download a file from the
web server at IP address 202.28.15.123. Select a valid socket pair for a connection
between this pair of hosts. - correct answer 150.55.66.77:2000 and 202.28.15.123:80


Child processes inherit UNIX ordinary pipes from their parent process because: -
correct answer A pipe is treated as a file descriptor and child processes inherit open
file descriptors from their parents.


A process that has terminated, but whose parent has not yet called wait(), is known as a
________ process. - correct answer zombie


The _______ process is assigned as the parent to orphan processes. - correct answer
init

, ____ is a thread library for Solaris that maps many user-level threads to one kernel
thread. - correct answer Green threads


Pthreads refers to ____. - correct answer a specification for thread behavior


Cancellation points are associated with ____ cancellation. - correct answer deferred


Signals can be emulated in windows through ____. - correct answer asynchronous
procedure calls


_____ is not considered a challenge when designing applications for multicore systems.
- correct answer Ensuring there is a sufficient number of cores


A ____ provides an API for creating and managing threads. - correct answer thread
library


The most common technique for writing multithreaded Java programs is _____. -
correct answer implementing the Runnable interface and defining its run() method


_________ involves distributing tasks across multiple computing cores. - correct
answer Task parallelism


Grand Central Dispatch handles blocks by ____. - correct answer placing them on a
dispatch queue


An instruction that executes atomically ____. - correct answer executes as a single,
uninterruptible unit


In Peterson's solution, the ____ variable indicates if a process is ready to enter its
critical section. - correct answer flag[i]

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