WGU C182 QUESTIONS AND ANSWERS
WITH COMPLETE SOLUTIONS 2023
Application Software - Correct Answer- Programs end users run to accomplish tasks.
Productivity Software - Correct Answer- Application software used to aid in productivity.
I.E. Presentation software, word processor, spreadsheets.
System Software - Correct Answer- Consists of programs that make up the OS and
directly support system itself.
**Includes services or DAEMONS
Server Software - Correct Answer- Works with hardware to provide network service.
Local Application - Correct Answer- Software stored on an individual computer.
Intranet - Correct Answer- A LAN that uses IP. Used to communicate within
organization.
Cloud Computing - Correct Answer- Allows organization to access resources/app
anywhere, anytime. Beneficial because an org. may access resources it may not
normally have.
Operating Systems - Correct Answer- Allows a user to easily access hardware/software,
required to maintain computer environment.
Kernel - Correct Answer- Core component of OS.
Loads when computer first boots
Sits on top of hardware, is interface b/w hardware and software.
Device Drivers - Correct Answer- Interface b/w OS and hardware.
Shell - Correct Answer- Interface for user, often personalized. The shell provides access
to the kernel.
I.E. The GUI will translate mouse motions into calls to kernel/routines. Desktop
elements include shortcuts, windows theme, menus, background.
Services (Daemons) - Correct Answer- OS programs that start when OS is loaded.
They run in the background and wait for an event to initiate.
Utility Programs - Correct Answer- Allow user to monitor system performance.
Web Server - Correct Answer- Role is to respond to HTTP requests.
, *Most HTTP requests are for HTML docs, but could include any web accessible
resource.
It's all combined into the URL.
**APACHE is most popular web server-can execute scripts for dynamic pages, use
security mechanisms, log request for trend tracking.
Proxy Server - Correct Answer- A software that acts as an intermediary between a client
and a server to shield the client from adverse actions of the server.
*Also provides degree of anonymity, since IP address recorded is for proxy server and
not individual client.
*Can also be used to block requests to certain servers (i.e Facebook)
*Can reject responses that contain certain content (i.e "porn")
**SQUID is most common, but APACHE can also be used as proxy server.
Database Server - Correct Answer- Permits database access across a network.
Performs tasks such as data analysis, data manipulation, security, and archiving.
May/may not store database itself.
**MySQL is popular.
File Server - Correct Answer- Computer with large hard disk storing files, but can also
store software to be run over network.
Email Server - Correct Answer- Provides email service.
Accepts email request from clients.
IMAP,POPS,HTTP,MAPI,MIME
String Data - Correct Answer- Alphanumeric or text
Ex: James (Last name)
623 Hill Street
Number Integer - Correct Answer- Numeric data, whole numbers.
Ex: 4
Floating Point - Correct Answer- Decimal.
Ex: 4.2
Date/Time - Correct Answer- Type of Data
Boolean/Logical - Correct Answer- Type of Data.
Ex: True/False (in reply to active subscriber?)
Only two possible answers: yes/no or true/false
Flat File Database - Correct Answer- One large single table without relations between
tables.
*Most common is CSV file (files separated by comma)
*Flat file is used if amount of data is fairly small.
WITH COMPLETE SOLUTIONS 2023
Application Software - Correct Answer- Programs end users run to accomplish tasks.
Productivity Software - Correct Answer- Application software used to aid in productivity.
I.E. Presentation software, word processor, spreadsheets.
System Software - Correct Answer- Consists of programs that make up the OS and
directly support system itself.
**Includes services or DAEMONS
Server Software - Correct Answer- Works with hardware to provide network service.
Local Application - Correct Answer- Software stored on an individual computer.
Intranet - Correct Answer- A LAN that uses IP. Used to communicate within
organization.
Cloud Computing - Correct Answer- Allows organization to access resources/app
anywhere, anytime. Beneficial because an org. may access resources it may not
normally have.
Operating Systems - Correct Answer- Allows a user to easily access hardware/software,
required to maintain computer environment.
Kernel - Correct Answer- Core component of OS.
Loads when computer first boots
Sits on top of hardware, is interface b/w hardware and software.
Device Drivers - Correct Answer- Interface b/w OS and hardware.
Shell - Correct Answer- Interface for user, often personalized. The shell provides access
to the kernel.
I.E. The GUI will translate mouse motions into calls to kernel/routines. Desktop
elements include shortcuts, windows theme, menus, background.
Services (Daemons) - Correct Answer- OS programs that start when OS is loaded.
They run in the background and wait for an event to initiate.
Utility Programs - Correct Answer- Allow user to monitor system performance.
Web Server - Correct Answer- Role is to respond to HTTP requests.
, *Most HTTP requests are for HTML docs, but could include any web accessible
resource.
It's all combined into the URL.
**APACHE is most popular web server-can execute scripts for dynamic pages, use
security mechanisms, log request for trend tracking.
Proxy Server - Correct Answer- A software that acts as an intermediary between a client
and a server to shield the client from adverse actions of the server.
*Also provides degree of anonymity, since IP address recorded is for proxy server and
not individual client.
*Can also be used to block requests to certain servers (i.e Facebook)
*Can reject responses that contain certain content (i.e "porn")
**SQUID is most common, but APACHE can also be used as proxy server.
Database Server - Correct Answer- Permits database access across a network.
Performs tasks such as data analysis, data manipulation, security, and archiving.
May/may not store database itself.
**MySQL is popular.
File Server - Correct Answer- Computer with large hard disk storing files, but can also
store software to be run over network.
Email Server - Correct Answer- Provides email service.
Accepts email request from clients.
IMAP,POPS,HTTP,MAPI,MIME
String Data - Correct Answer- Alphanumeric or text
Ex: James (Last name)
623 Hill Street
Number Integer - Correct Answer- Numeric data, whole numbers.
Ex: 4
Floating Point - Correct Answer- Decimal.
Ex: 4.2
Date/Time - Correct Answer- Type of Data
Boolean/Logical - Correct Answer- Type of Data.
Ex: True/False (in reply to active subscriber?)
Only two possible answers: yes/no or true/false
Flat File Database - Correct Answer- One large single table without relations between
tables.
*Most common is CSV file (files separated by comma)
*Flat file is used if amount of data is fairly small.
