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WGU C182 /WGU D322 INTRODUCTION TO IT OBJECTIVE ASSESSMENT LATEST VERSION A&B COMPLETE 350 QUESTIONS AND VERIFIED CORRECT DETAILED ANSWERS $20.99
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WGU C182 /WGU D322 INTRODUCTION TO IT OBJECTIVE ASSESSMENT LATEST VERSION A&B COMPLETE 350 QUESTIONS AND VERIFIED CORRECT DETAILED ANSWERS
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WGU C182 /WGU D322 INTRODUCTION TO IT OBJECTIVE ASSESSMENT LATEST VERSION A&B COMPLETE 350 QUESTIONS AND VERIFIED CORRECT DETAILED ANSWERS

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  • August 14, 2024
  • 116
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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WGU C182 INTRODUCTION TO IT OBJECTIVE ASSESSMENT
LATEST 2024-2025 VERSION A&B COMPLETE 350 QUESTIONS
AND VERIFIED CORRECT DETAILED ANSWERS
WGU C182 Introduction to IT

Parts of the CPU

Control Unit (CU) - retrieves the instructions and the raw data that is input and coordinates or
controls the sending of those instructions and data to the ALU

Arithmetic Logic Unit (ALU) - does the actual processing of the data; completing mathematical
calculations and logical operations to process the data and converting the input of the keyboard
text entry to output displayed on the screen

System Clock

Controls the speed at which instructions are processed.

RAM

Stands for Random Access Memory.

It temporarily stores data before it is processed and sent to your screen or printer.

It is volatile (means data or information stored disappears when the computer is turned off or
loses power).

You can choose the amount of RAM your computer has.

Types of RAM

Dynamic RAM (DRAM) - typically called main memory

Static RAM (SRAM) - cache memory and registers

BIOS ROM

BIOS stands for Basic Input Output System; ROM stands for Read Only Memory.

Typically stored in ROM chip on the motherboard.


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Is software not hardware, ("basic" operating system that runs when the computer is first turned
on).

Runs tests of memory and the CPU and initializes hardware components so that the actual
Operating System can be loaded from the hard disk.

Can't choose the amount or contents.

1st Generation of Computers

Vacuum tubes, relay switches, the need to program in machine language

2nd Generation of Computers

Transistor components, magnetic core memory, smaller size, easier to program, disk drives and
drums, called mainframe computers

3rd Generation of Computers

Silicon chips (known as ICs - integrated circuits), reduced cost, called mini computers, networks
introduced via dumb terminals

4th Generation of Computers

Single chip processor, called microcomputer, first personal computer, rudimentary computer
graphics, home use

Information Technology

Technology used in creating, maintaining, and making information accessible.

System Administrator

Maintains all aspects of the system including hardware, software, and programming.

Network Administrator

In charge of all aspects of the computer network

Database Administrator

Focuses on the design, development, and support of database management systems (DBMSs).



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Security Administrator

Install and configure firewall security to protect systems and proactively work to stop
intrusions.

Web Administrator

Installs, configures, maintains, secures, and troubleshoots web severs.

Support IT Professionals

Help desk and training.

Information

A collection of processed data from a variety of sources.

DIKW Hierarchy

Defines the transition of data to information to knowledge to wisdom. (Data Information
Knowledge Wisdom)

Data in DIKW

The input directly received by the user (or computer). It is generally not usable until it has been
converted into a relevant form.

Information in DIKW

Having been inferred from data; one or more processes have been applied to the data to
transform it into a more useful form.

Knowledge in DIKW

Information that has been put to use; information placed into a context. Refined information
such that the user of the knowledge is able to call forth only relevant portions of information
when needed.

Wisdom in DIKW

Provides a social setting to knowledge; an understanding of the "why". Can only come by
having both knowledge and experience.

Information Systems



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A collection of data and information used to support the management of an organization. Also
refers to the technical components and human resources that enable the assembly, storage,
and processing of data and the delivery of information. This has existed for a lot longer than
computers.

Characteristics of Quality Data

Relevance - the data being used must apply directly to the decision being made

Timely - data must be efficient and must be provided in a timely manner

Thorough - the data must be complete

Accurate - data should be captured only once, where possible and should be captured as close
to the point of activity as possible.

Reliable - data should reflect stable and consistent data collection processes across collections
points and over time

IPOS

The Input-Procession-Output-Storage Cycle

Input

Raw data is entered by the user.

Processing

Raw data is organized or structured for usefulness.

Output

Information is output so user can see results.

Storage

Processed information is stored for permanent record.

Computer System

A collection of components that work together to meet the needs of the user; typically
categorized as either hardware, software, networks, or users.



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