Wgu c191 - Study guides, Class notes & Summaries

WGU C191 MODULE 4 Latest Update Graded A Network Attached Storage (NAS) A storage made available over a network rather than over a local connection (such as a bus) - NFS and CIFS are common protocols - Implemented via remote procedure calls (RPCs) - SCSI protocol uses IP network to carry the SCSI protocol Socket A connection point via which an OS communicates with a device PCI bus The common system bus connecting the process-memory subsystem to fast devices Interrupt The hardware mechani...

WGU C191 Pre-Assessment, Questions and answers, 100% Accurate. Rated A+

WGU C191 exam 2023 with 100% correct answers

WGU C191 MODULE 2 Latest Update Graded A Temporary data such as function parameters, return addresses, and local variables. What does a stack contain? 1. The parent continues to execute concurrently with its children. 2. The parent waits until some or all of its children have terminated. 3. The child process is a duplicate of the parent process (it has the same program and data as the parent). 4. The child process has a new program loaded into it. When a parent creates a child process wh...

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...

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...

C191 WGU Pre Assessment (NEW) | Questions and Correct Answers | Latest Update 2024/2025 | 100% PASS What is an operating system (OS)? Software that runs on bare hardware Which type of CPU instruction sets are supported by the CPU user mode? Only non-privileged What are two locations where firmware can be stored? Choose 2 answers. Dynamic random-access memory (DRAM), Flash memory Which generation of computers were large-scale integrated circuits used to develop personal computers for...

WGU C191 Operating systems for programmers, Full Exam Review, Graded A+

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...

WGU C191 Pre-Assessment Questions and Answers Graded A+ 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(...