WGU C191

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 ...

QUESTIONS AND ANSWERS

Operating Systems for Programmers WGU- C191 Study Set, Questions and answers, rated A+ operating system - -is a program that manages a computer's hardware. It also provides a basis for application programs and acts as ann intermediary between the computer user and the computer hardware. An amazing aspect of operating systems is how they vary in accomplishing these tasks. Mainframe operating systems - -are designed primarily to optimize utilization of hardware. Personal computer (PC) o...

Operating Systems for Programmers WGU - C191. Questions and answers, 100% Accurate. OS - -a program that acts as an intermediary between a user of a computer and the computer hardware. Goals: Execute user programs, make the comp. system easy to use, utilize hardware efficiently. Computer system - -Hardware ↔ OS ↔ Applications ↔ Users (↔ = 'uses') resource allocator - -decides between conflicting requests for efficient and fair resource use control program - -Controls executi...

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 th...

What is the role of the OS? a) To build the bootstrap program b) To write to memory c) To develop the kernel d) To manage a computer's hardware - -d) To manage a computer's hardware Which OS service provides functions that are helpful to the user? a) Resource allocation b) Program execution c) System calls d) Accounting - -b) Program execution Which system call is used for device manipulation? a) ReadConsole() b) Sleep() c) umas() d) CreateFileMapping() e) chmod() - -a) ReadCons...

In the UNIX operating system, a domain is associated with the ____. - user The most common method used by attackers to breach security is ____. - masquerading In MULTICS, the protection domains are organized in a _____. - ring structure A code segment that misuses its environment is called ____. - Trojan horse In an access matrix, the ____ right allows a process to change the entries in a row. - control Worms ____. a. use the spawn mechanism to ravage system performance

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...