MCQ IN COMPUTER SCIENCE & ENGINEERING

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COMPUTER SCIENCE AND ENGINEERING

SQL

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A particular DBMS uses SQL for extracting data. The SQL command “WHERE” is usually followed by:
A
a criteria
B
a table name
C
a user name
D
a mathematical formula
Explanation: 

Detailed explanation-1: -The SELECT statement is used to select data from a database. The data returned is stored in a result table, called the result-set.

Detailed explanation-2: -In SQL, to retrieve data stored in our tables, we use the SELECT statement.

Detailed explanation-3: -The UPDATE statement is used to modify the existing records in a table.

Detailed explanation-4: -The SQL USE statement is used to select any existing database in the SQL schema.

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