WGU D322 INTRODUCTION OF IT REAL EXAM QUESTIONS AND CORRECT ANSWERS ALREADY GRADED A+ .
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Course
WGU D322
Institution
WGU D322
WGU D322 INTRODUCTION OF IT REAL EXAM QUESTIONS AND CORRECT ANSWERS ALREADY GRADED A+ .
Availability – ANSWER Requires that information is available when needed
Batch Processing – ANSWER Processing large amounts of data all in one batch when the computer system is not busy
Beta Testi...
WGU D322 INTRODUCTION OF IT REAL EXAM
QUESTIONS AND CORRECT ANSWERS ALREADY
GRADED A+ 2024-2025.
Availability – ANSWER Requires that information is available when needed
Batch Processing – ANSWER Processing large amounts of data all in one batch when
the computer system is not busy
Beta Testing – ANSWER Performed by the end user without any assistance from the
system developers; live data in a real working environment is used.
Big Data – ANSWER Refers to data sets that are so large and complex that they will
require more advanced database management/processing tools.
Binary – ANSWER Uses base 2 system (0 and 1)
1st Generation of Computers – ANSWER Vacuum tubes, relay switches, the need to
program in machine language
2nd Generation of Computers – ANSWER Transistor components, magnetic core
memory, smaller size, easier to program, disk drives and drums, called mainframe
computers
3rd Generation of Computers – ANSWER Silicon chips (known as ICs - integrated
circuits), reduced cost, called mini computers, networks introduced via dumb terminals
4th Generation of Computers – ANSWER Single chip processor, called microcomputer,
first personal computer, rudimentary computer graphics, home use
Algorithms - ANSWERA formula or procedure for solving a problem. Can also be
described as a set of steps that are followed in order to complete a process
Alpha Testing - ANSWERSystem developers assist end users as they interact with new
system; simulated data is used
Analysis - ANSWERDetermines the user requirements for the new system and
develops logical models of the system
Anti-virus Software - ANSWERAttempts to identify if a file contains a virus or some form
of malware
Application Software - ANSWERConsists of programs that end users run to accomplish
tasks
ASCII - ANSWERThe first character encoding standard; represents English characters
as numbers, with each letter assigned a number from 0 to 127.
Assembly Language - ANSWEREasier than machine but still required detailed, precise
low level instructions
Attributes - ANSWERColumns of the relation
Authentication - ANSWERProving you are who you say you are which can be done by:
what you know, what you have (two factor authentication)
,BIOS ROM - ANSWERBIOS stands for Basic Input Output System; ROM stands for
Read Only Memory.
Typically stored in ROM chip on the motherboard.
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.
Black Hat Hacker - ANSWERIndividuals with malicious intent who violate security in
order to commit crimes or acts of terrorism
Boolean/Logical - ANSWERTrue/False; applying AND/OR when searching for data.
Brute Force - ANSWERThe process of using all possible combinations of letters and
numbers to crack a password.
Buffer - ANSWERPhysical memory storage used to temporarily store data while being
moved from one place to another; can read faster than RAM but cannot store as much.
Buffer Overflow - ANSWERPlacing malicious code into the buffer so that it can be
executed once stored in memory; oldest and most well known software exploit; software
engineers can protect against this when writing code
Bus - ANSWERPermits information to move between each component; electrical
channels that enable communication among the electronic components
Bus Network - ANSWERDevices connected along a single cable.
, Size of network is restricted.
Business Continuity - ANSWERThe activity performed by an organization to ensure that
critical business functions will be available to customer, suppliers, regulators, and other
entities that must have access to those functions.
Business Intelligence - ANSWERA specific information system to help an organization
reach its strategic goals
Byte - ANSWER8 bits; a single character of text in a computer
Character Representation - ANSWERASCII and Unicode
Characteristics of Quality Data - ANSWERRelevance - 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
CIA - ANSWERConfidentiality, Integrity, Availability
Circuit Switched Network - ANSWERRequires that a full pathway, or circuit, be est.
before transmission can begin and maintained during the entire transmission; like
calling someone on the phone
Client-server Network - ANSWERContains one or more servers; client is a computer
that will request information from another computer; server is a computer that takes
requests and responds with the requested information; the software used facilitates
communication with remote servers
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