ITEC 325 Final Exam Guide Questions and Answers Rated A+
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Course
ITEC 325
Institution
ITEC 325
ITEC 325 Final Exam Guide Questions
and Answers Rated A+
What is the purpose of a database management system (DBMS)?
The purpose of a database management system (DBMS) is to provide a way to store,
retrieve, and manage data efficiently.
What does SQL stand for?
SQL stands for Structured...
ITEC 325 Final Exam Guide Questions
and Answers Rated A+
What is the purpose of a database management system (DBMS)?
✔✔The purpose of a database management system (DBMS) is to provide a way to store,
retrieve, and manage data efficiently.
What does SQL stand for?
✔✔SQL stands for Structured Query Language.
What is normalization in database design?
✔✔Normalization is the process of organizing data to minimize redundancy and improve data
integrity.
What is a primary key?
✔✔A primary key is a unique identifier for a record in a database table.
What is the difference between a clustered and a non-clustered index?
1
, ✔✔A clustered index determines the physical order of data in a table, while a non-clustered
index is a separate structure that points to the data.
What are the ACID properties in a database?
✔✔The ACID properties are Atomicity, Consistency, Isolation, and Durability, which ensure
reliable transaction processing.
What is a foreign key?
✔✔A foreign key is a field in one table that uniquely identifies a row in another table, creating a
relationship between the two tables.
What is data integrity?
✔✔Data integrity refers to the accuracy and consistency of data over its lifecycle.
What is the purpose of a data warehouse?
✔✔The purpose of a data warehouse is to store large volumes of data for analysis and reporting.
What is a schema in the context of databases?
2
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