SQL Programming MCQ Questions Answers Download PDF Set
Candidates who want to study SQL can study on our website as we provide all kinds of material here. Structured Query Language (SQL) is a domain-specific language used for managing and manipulating relational databases. It plays a vital role in modern data-driven applications, enabling users to interact with databases to retrieve, update, and manage data. Whether you’re a beginner or an experienced database professional, testing your SQL knowledge through Multiple Choice Questions (MCQs) can be an insightful and engaging way to gauge your understanding of this essential technology. Let’s dive into a set of SQL MCQs and their answers.
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1) Which of the following group function ignore NULL values?
a)MAX
b) COUNT
c) SUM
d) COUNT (*)
2) From the following combinations of wildcard characters, choose those that are equivalent.
a) %
b) _%
c)%_
d) _ _
3) In SQL, 10/NULL will evaluate to
a) FALES
b) – 1
c) NULL
d) 10
4) Which of the following must enclosed in double quote?
a) Dates
b) Column Alias
c) Strings
d) All of these
5) Which of the following combinations of wildcard characters has the same meaning as the wildcard character %?
a) %%
b) _%
c) %_
d) _ _
6) Which of the following SQL commands can be used to add data to a database table?
a) ADD
b) UPDATE
c) APPEND
d) INSERT
7) The WHERE clause – WHERE city LIKE ‘%\ _%b’ cannot display
a) ab
b) abb
c) a_b
d) a _%b
8) Which of the following SQL commands can be used to modify existing data in a database table?
a) MODIFY
b) UPDATE
c) CHANGE
d) NEW
9) Almost all the DATE functions return a value of data type DATE, except
a) MONTHS _ BETWEEN
b) ROUND
c) NEXT _ DAY
d) TRUNC
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