C191 Practice Questions | WGU Study Guide

Question 41: In operating systems, what is a "daemon"?

A) A system service running in the background

B) A type of malware

C) A user interface component

D) A memory management technique

Question 42: What is the primary role of the "memory manager" in an operating system?

A) To handle I/O requests

B) To allocate and manage system memory

C) To schedule processes

D) To control user access

Question 43: What is a "bootstrap loader"?

A) A program that manages system resources

B) A program that loads the operating system into memory

C) A component of the file system

D) A tool for managing user accounts

Question 44: Which of the following is a key benefit of using "cloud computing"?

A) Increased local storage requirements

B) Enhanced accessibility and flexibility

C) Higher maintenance costs

D) Reduced security measures

Question 45: What is the purpose of "file permissions" in an operating system?

A) To speed up file access

B) To define user access levels for files

C) To compress file data

D) To manage network connections

Question 46: Which technique is used to prevent "race conditions" in concurrent programming?

A) Priority scheduling

B) Mutex locks

C) Preemptive multitasking

D) Context switching

Question 47: What does "deadlock detection" involve in an operating system?

A) Allowing processes to run indefinitely

B) Identifying processes that are waiting for resources

C) Terminating processes to free resources

D) Allocating resources to all processes

Question 48: What is the significance of "inter-process communication" (IPC)?

A) It allows processes to run independently

B) It facilitates data exchange between processes

C) It allocates CPU time to processes

D) It manages memory allocation

Question 49: In the context of operating systems, what is "swapping"?

A) Moving files between storage devices

B) Temporarily moving processes in and out of memory

C) Replacing outdated applications

D) Changing user permissions

Question 50: What does "NAT" stand for in networking?

A) Network Address Translation

B) Network Allocation Table

C) Network Access Token

D) Network Application Transfer

C191 Operating Systems for Programmers Practice Questions - Set 3 - Part 3