Querying using MySQL
Quiz
•
Computers
•
12th Grade
•
Practice Problem
•
Medium
Suma Nellisheri
Used 58+ times
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20 questions
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1.
OPEN ENDED QUESTION
2 mins • Ungraded
Which SQL command is used to describe the structure of the table ?
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2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A table ‘Student’ contains 5 rows and 4 columns initially. 2 more rows are added and 1 more column is added . What will be the degree and cardinality of the table student after adding these rows and columns?
7, 5
5,7
5,5
None of the above
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
1. All aggregate functions ignore the __________________ value.
similar
NULL
column
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
1. To perform condition based on a list, we need to use ____________ clause
between
select
in
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
1. The ___________ character with LIKE matches any substring.
_
%
*
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Delete is a ___________ command , Drop is a ___________ command
DML, DDL
DDL, DML
DCL,DML
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
1. Output of-
SELECT INSTR(‘UNICODE’,’CO’);
1
3
4
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