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WGU C182 UPDATED EXAM/ Latest Questions with Correct Answers 2024-2025 /Advanced WGU C182 Actual Exam/Rated A+
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. 1 / 4
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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.
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pg. 3 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. 3 / 4
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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.*Main data points can have multiple sub-data points (Parent/child structure)-Subpoints can only have one main data point.
- Records can be broken up so one portion is in one location and another is in another section.
Ex: Employee database could list all employees, but a child relation could contain info about employee position, pay level, responsibilities. Another child relation could include info about employee projects.Sub data is always specific to main data point.
Tuples- Correct Answer- Records represented by rows.
Unshielded Twisted Pair (UTP)- Correct Answer- Most commonly used network connections. Looks just as it sounds, wires twisted together in a pair.
Fiber Optic Cable- Correct Answer- Transmits via light pulses as opposed to electromagnetic ones.
Twisted Pair- Correct Answer- Network connection commonly used in the past. It is still seen a lot today because it was used extensively in the phone systems. Is cheap and and already in place.
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