What is a synonym in database terms? MCQ with Answer and Explanation

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What is a synonym in database terms?

A. A type of index

B. A foreign key

C. A data type

D. An alias for a table or view

Answer: Option D

Solution (By JKSSB Mock Tests)

A synonym is an alternative name for a database object, allowing simpler references.

This question belongs to: Computer Database Management System (DBMS)

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Practice More Database Management System (DBMS) Questions

Question #1

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What does the letter 'D' stand for in the widely accepted ACID properties of database transactions?

A. Durability

B. Definition

C. Data

D. Dependency

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Correct Answer: Option A

Explanation:
ACID stands for Atomicity, Consistency, Isolation, and Durability. Durability ensures that once a transaction commits, its changes survive system failures.

This question belongs to: Computer Database Management System (DBMS)

Question #2

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Which of the following is a valid SQL statement to add a new column to a table?

A. ADD COLUMN TO table_name column_name datatype;

B. Both A and C

C. ALTER TABLE table_name ADD column_name datatype;

D. ALTER TABLE table_name ADD COLUMN column_name datatype;

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Correct Answer: Option B

Explanation:
Both 'ADD column_name datatype' and 'ADD COLUMN column_name datatype' are valid syntax in some DBMS, but standard SQL uses 'ADD column_name datatype'. However, many DBMS support both.

This question belongs to: Computer Database Management System (DBMS)