Wgu c191 - Study guides, Class notes & Summaries
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WGU C191 Operating systems for programmers, Full Exam Review, Graded A+ 2024
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Control Program 
manages the execution of user programs to prevent errors and improper use of the computer 
computer system 
A four-part system consisting of hardware, software, data, and people that performs four basic actions: 
input, output, processing, and storage. 
Kernal 
The part of the operating system that is running at all times on a computer. 
Middleware 
Several different types of software that sit between and provide connectivity for two or more software 
applications 
Direct Memory...
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(Top 2024/2025 EXAM REVIEW PAPER ) WGU - C191, Exam Questions and answers, 100% Accurate, VERIFIED.
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WGU - C191, Exam Questions and 
answers, 100% Accurate, VERIFIED. 
What is the role of the OS? - -To manage a computer's hardware 
Which OS service provides functions that are helpful to the user? - -Program execution 
Which OS service provides functions that are helpful to the user? - -Program execution 
Which system call is used for device manipulation? - -ReadConsole() 
Which system calls can be grouped under the category of process controls? - -Allocate, free memory 
Which service function ...
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WGU C191 Full Study Set | 220 Questions with 100% Correct Answers | Verified | Latest Update | 29 Pages
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What is the role of the OS? - To manage a computer's hardware 
Which OS service provides functions that are helpful to the user? - Program execution 
Which OS service provides functions that are helpful to the user? - Program execution 
Which system call is used for device manipulation? - ReadConsole() 
Which system calls can be grouped under the category of process controls? - Allocate, free 
memory 
Which service function is responsible for identifying and correcting exceptions such as the la...
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WGU C191 QUESTIONS WITH COMPLETE 100% VERIFIED SOLUTIONS 2024/2025
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QUESTIONS AND ANSWERS
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Bundle for WGU C191 Exams Compilation | Verified | Guaranteed Success
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Bundle for WGU C191 Exams Compilation | Verified | Guaranteed Success
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C191 WGU Pre Assessment (NEW). Questions and answers, 100% Accurate, VERIFIED 2024
- Exam (elaborations) • 6 pages • 2023
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C191 WGU Pre Assessment (NEW). Questions and answers, 100% Accurate, VERIFIED 2024
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WGU C191 Exam Study Questions | 60 Questions with 100% Correct Answers | Verified | Latest Update
- Exam (elaborations) • 8 pages • 2023
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What is the role of the OS? - To manage a computer's hardware 
Which OS service provides functions that are helpful to the user? - Program execution 
Which OS service provides functions that are helpful to the user? - Program execution 
Which system call is used for device manipulation? - ReadConsole() 
Which system calls can be grouped under the category of process controls? - Allocate, free 
memory 
Which service function is responsible for identifying and correcting exceptions such as the la...
-
WGU C191 (Questions & Answers) Rated 100% Correct!!
- Exam (elaborations) • 10 pages • 2024
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In what way is an operating system like a government? - Answer-It creates an environment within 
which other programs can do useful work. 
A _____ is an example of a systems program. - Answer-command interpreter 
____ operating systems are designed primarily to maximize resource utilization. - Answer-Mainframe 
If a program terminates abnormally, a dump of memory may be examined by a ____ to determine 
the cause of the problem. - Answer-debugger 
A message-passing model is ____. - Answer-easier ...
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WGU C191 MODULE 3 Latest Update Graded A+ | 2024
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WGU C191 MODULE 3 Latest Update Graded A 
Magnetic disks What is the most common secondary storage? 
Transfer rate The rate at which data flow between drive and computer 
Positioning time (random-access time) Time to move disk arm to desired cylinder (seek 
time) and time for desired sector to rotate under the disk head (rotational latency) 
Head crash Results from disk head making contact with the disk 
surface (it's bad) 
EIDE, ATA, SATA, USB, Fiber Channel, 
SCSI, SAS, Firewire What are exam...
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WGU C191 MODULE 1 Latest Update Graded A+ | 2024
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WGU C191 MODULE 1 Latest Update Graded A 
OS A program that manages the computers hardware an provides the environment in 
which programs are executed 
- its a resource allocator and control program 
CPU The processor that performs the computations 
I/O devices Items such as the terminal, disks, video board, printer, network card key are all 
considered one of these 
Main Memory This contains data and programs used by the CPU 
System bus This is the communication medium between CPU, memory and p...
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