DBMS-1
Authored by Thimma Reddy B
Engineering
University
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A DBMS is primarily used to:
Design web applications
Perform file compression
Store and manage data efficiently
All of the mentioned
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The schema describes:
Structure of the database
Changes in the data of database
Actual data in the database
Backup copy of the data in the database
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which key is used to link two tables?
Super Key
Candidate Key
Composite Key
Foreign Key
Private Key
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To remove a table from the database, which command is used?
REMOVE
DELETE
DROP
CLEAR
TRUNCATE
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which SQL keyword is used to prevent duplicate records in a query?
DISTINCT
UNIQUE
NO DUPLICATE
PRIMARY
SINGLE
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a DDL command?
INSERT
ALTER
UPDATE
SELECT
DELETE
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a DML command?
CREATE
GRANT
COMMIT
DELETE
TRUNCATE
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