Free Mock Test : SQL : SQL Database (Test 1)

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Free Mock Test - SQL : SQL Database (Test 1)

In recent years, SQL (Structured Query Language) has emerged as one of the most important subjects in competitive examinations related to Information Technology, Computer Science, Banking IT, and government technical recruitment. Experts believe that the increasing dependence on data management systems has made SQL knowledge essential for students and job aspirants.
Educational institutions and coaching centers across India are now giving special attention to SQL preparation. Questions related to database creation, data retrieval, joins, normalization, primary keys, foreign keys, and SQL queries are frequently appearing in exams such as SSC Scientific Assistant, Banking IT Officer, NIELIT, Railway technical posts, and various state-level computer operator examinations.
According to academic professionals, SQL is considered a scoring subject because most questions are logic-based and directly related to database operations. Candidates who practice SQL commands regularly can solve examination questions quickly and accurately.

Total Questions : 30

Timer : sec

Question : Which SQL statement is used to create a new database?

MAKE DATABASE

CREATE DATABASE

NEW DATABASE

BUILD DATABASE

Question : Which command is used to delete a database permanently?

DELETE DATABASE

REMOVE DATABASE

DROP DATABASE

CLEAR DATABASE

Question : Which command is used to select a database in MySQL?

USE

SELECT

OPEN

CHOOSE

Question : Which SQL command changes the name of an existing database?

MODIFY DATABASE

UPDATE DATABASE

RENAME DATABASE

ALTER DATABASE

Question : What will happen if you execute DROP DATABASE?

Only tables are deleted

Database structure remains

Entire database is deleted

Only records are deleted

Question : Which keyword is mandatory in CREATE DATABASE syntax?

TABLE

DATABASE

DATA

NEW

Question : Which command is used before creating tables?

CREATE TABLE

USE database_name

INSERT INTO

ALTER TABLE

Question : Identify the correct syntax to create a database.

CREATE DB Test;

CREATE DATABASE Test;

MAKE DATABASE Test;

NEW DATABASE Test;

Question : Which command may fail if the database does not exist?

CREATE DATABASE

USE

INSERT

SELECT

Question : Which statement prevents an error while creating an existing database?

CREATE DATABASE IF NOT EXISTS

MAKE DATABASE SAFE

CREATE OR IGNORE DATABASE

NEW DATABASE IF SAFE

Question : Which privilege is generally required to create a database?

CREATE

INSERT

UPDATE

DELETE

Question : Which SQL statement is correct for deleting database "Library"?

DELETE DATABASE Library;

REMOVE DATABASE Library;

DROP DATABASE Library;

CLEAR DATABASE Library;

Question : Which command is database-specific in MySQL?

USE

DELETE

UPDATE

INSERT

Question : What is the default action of DROP DATABASE?

Backup database

Delete all contents permanently

Rename database

Empty only tables

Question : Which command changes the current active database?

SWITCH

CHANGE

USE

OPEN

Question : Which of the following is NOT a valid database command?

CREATE DATABASE

DROP DATABASE

SELECT DATABASE

USE DATABASE

Question : What is the purpose of IF EXISTS in DROP DATABASE?

Creates backup

Avoids error if database does not exist

Renames database

Protects tables

Question : Which SQL command selects the database "Company"?

USE Company;

Which SQL command selects the database "Company"?

DATABASE Company;

Question : Which command is DDL related to databases?

CREATE DATABASE

INSERT INTO

UPDATE

DELETE

Question : Which operation is irreversible without backup?

CREATE DATABASE

USE DATABASE

DROP DATABASE

SELECT DATABASE

Question : Which symbol ends SQL statements?

;

Question : Which command creates database "ExamDB"?

CREATE DATABASE ExamDB;

NEW DATABASE ExamDB;

ADD DATABASE ExamDB;

DATABASE CREATE ExamDB;

Question : Which command is used after installing MySQL to work inside a database?

USE

CREATE

UPDATE

DELETE

Question : Which command can produce data loss?

CREATE DATABASE

USE DATABASE

DROP DATABASE

SELECT

Question : Which SQL keyword is associated with database removal?

DELETE

DROP

REMOVE

CLEAR

Question : What happens if two databases have the same name?

Both are merged

SQL allows duplicates

Error occurs

Old database is renamed

Question : Which command activates "StudentDB"?

USE StudentDB;

ACTIVATE StudentDB;

SELECT StudentDB;

Which command activates "StudentDB"?

Question : Which command is safest while deleting a database?

DROP DATABASE Test;

DELETE DATABASE Test;

DROP DATABASE IF EXISTS Test;

REMOVE DATABASE Test;

Question : Which statement is true about CREATE DATABASE?

It deletes tables

It creates a new database structure

It selects a database

It renames a database

Question : Which SQL command is used to work with an existing database?

CREATE DATABASE

USE

DROP DATABASE

ALTER TABLE

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