WGU C182 Questions With All Correct
Answers
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.
Internet Usage Software Correct answer-Email, FTP client, web browser
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-Acts as a giant cache and allows pages accessed frequently in an
organization to be accessed locally.
, *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 dB access across a network.
Performs tasks such as data analysis, data manipulation, security,and archiving.
May/may not store database itself.
**MySQL is popular.
FTP Server Correct answer-Hosts files and allows clients access to files.
Access is in form of uploading/downloading files.
Requires either user has an account or logs in as anonymous user.
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.
Ex: Spreadsheet
Relational Database Correct answer-Most common structure for database.
*Distinguished by multiple tables with interrelated fields.
*When queried, data can be pulled form any # of relations that may be contained in multiple
databases.
*Provides lots of flexibility.
Hierarchical Database Correct answer-Organizes data by using tree-like or organizational chart type
structure.
Answers
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.
Internet Usage Software Correct answer-Email, FTP client, web browser
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-Acts as a giant cache and allows pages accessed frequently in an
organization to be accessed locally.
, *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 dB access across a network.
Performs tasks such as data analysis, data manipulation, security,and archiving.
May/may not store database itself.
**MySQL is popular.
FTP Server Correct answer-Hosts files and allows clients access to files.
Access is in form of uploading/downloading files.
Requires either user has an account or logs in as anonymous user.
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.
Ex: Spreadsheet
Relational Database Correct answer-Most common structure for database.
*Distinguished by multiple tables with interrelated fields.
*When queried, data can be pulled form any # of relations that may be contained in multiple
databases.
*Provides lots of flexibility.
Hierarchical Database Correct answer-Organizes data by using tree-like or organizational chart type
structure.
