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WGU C182 Introduction to IT Objective Assessment – Latest Official Exam with Complete 300 Questions and Verified Detailed Answers.pdf

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WGU C182 Introduction to IT Objective
Assessment – Latest Official Exam with
Complete 300 Questions and Verified Detailed
Answers
Official Exam Overview:
The WGU C182 Introduction to IT OA evaluates learners’ understanding of foundational
information technology concepts, including hardware, software, networking, data management, and
database systems. The exam emphasizes practical knowledge of how IT systems operate, how data is
structured, and how relational databases are used to organize and link information across
applications. Learners are expected to demonstrate understanding of database types, functionality,
and real-world applications in organizational IT systems.

Exam Coverage Areas:

• Basic IT concepts: hardware, software, and networks
• Data storage, organization, and retrieval
• Relational databases and their structure
• Database relationships and linking tables
• IT system applications in real-world organizational contexts
• Fundamentals of data integrity, queries, and database management
• Examples of practical database implementation



QUESTION 1:
Which of the following is an example of a relational database?

A) A database containing student records with fields such as Student ID, First Name, Last Name,
Major, GPA that links to other databases in the university's system ✅
B) A spreadsheet listing employees without linking to other records
C) A plain text file storing website logs
D) A JSON file with product information

Rationale:
A relational database organizes data into tables with defined fields and allows linking between
tables, enabling complex queries and relationships across different datasets.

,QUESTION 2:
What is a primary characteristic of a relational database?

A) Data is stored in hierarchical trees
B) Data is stored in flat, unconnected files
C) Data is organized in tables with relationships between them ✅
D) Data cannot be queried

Rationale:
Relational databases structure information in tables (rows and columns), with relationships
allowing efficient retrieval and management of linked data.



QUESTION 3:
Which feature allows relational databases to maintain connections between different datasets?

A) Data redundancy
B) Foreign keys ✅
C) Static files
D) Plain text storage

Rationale:
Foreign keys enable tables to reference other tables, maintaining relational integrity and supporting
complex queries.



QUESTION 4:
Which SQL operation is used to retrieve data from a relational database?

A) DELETE
B) INSERT
C) SELECT ✅
D) UPDATE

Rationale:
The SELECT statement queries a relational database to extract and view data stored in tables.



QUESTION 5:
Why are relational databases widely used in organizations like universities?

A) They require no maintenance
B) They are faster than all other storage methods
C) They efficiently organize large datasets and support linking across multiple tables ✅
D) They only store numerical data

Rationale:
Relational databases allow structured data storage, cross-table relationships, and scalable
queries, making them ideal for organizational systems like student information management.

,Which of the following is an example relational database? - ANSWER-A database containing
student records with fields such as Student ID, First OName, Last Name, Major GPA that links to
other databases in the University's system.



Which of the following describes the duties of a web administrator? - ANSWER-Duties include
maintaining and securing the web server. Also responsible for troubleshooting the web server.



Which of the following statements accurately describe certifications? - ANSWER-Earning an IT
certificate indicates an IT professional has a thorough background / in a specific IT area.



Which of the following is NOT an important characteristic of an IT professional? - ANSWER-
Strong math background and programming skills



\ As new sales manager, Sylvia is studying the historical and current sales report numbers to
determine the top three salespersons the year. At which stage the DIKW hierarchy Sylvia
working? X 10. As new sales manager, Sylvia is studying the historical and current sales report
numbers to determine the top three salespersons of the year. At which stage of the DIKW
hierarchy is Sylvia working? - ANSWER-Knowledge



Which of the following statements describes the difference between information systems and
information technology? - ANSWER-An information system does not have to use computer
hardware; whereas information technology requires the use hardware and software.



Which of the following statements best represents the relevant characteristic of quality data? -
ANSWER-The data used applies to the question being answered.


1

, Page 2 of 77




Which of the following is/are true of the IPOS cycle? - ANSWER-Once words, numbers or images
are entered, a computer processes the data into / useable information that can then be
accessed to answer questions or meet specific needs.



Which of the following is an accurate definition of a computer system? - ANSWER-A computer
system is a collection of hardware and software components that work together to meet the
needs of the user.

1. Marcus has summer job working at real estate agency. He is entering client addresses into
the company's computer system. At which stage of the DIKW hierarchy is Marcus working? -
ANSWER-Data



1. Marcus has summer job working at real estate agency. He is entering client addresses into
the company's computer system. At which stage of the DIKW hierarchy is Marcus working? -
ANSWER-Data



Which software run automatically rather than by the end user? - ANSWER-System Software



Which account is also referred to as root or superuser? - ANSWER-The Administrator Account



Which following best describes hierarchical database format? - ANSWER-Data are modeled
using parent-child relationships.



Which the following would NOT be the responsibility of the administrator? - ANSWER-
Answering from potential customers.




2

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