12th Standard Syllabus & Materials
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TN 12th Computer Applications மின்னணு செலுத்தல் முறைகள் Sample Question Papers Study Material - QB365 Set A
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TN 12th Computer Applications மின் - வணிகம் Sample Question Papers Study Material - QB365 Set A
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TN 12th Computer Applications திறந்த மூல கருத்துருக்கள் Sample Question Papers Study Material - QB365 Set A
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Published on: 05/11/2020
12th Standard Computer Science Data Manipulation Through SQL English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021
Download Tamil Nadu 12th Standard Computer Science question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
Questions + Answers key
Take MCQ Computer Science Test
1.
_________ program can interact as a user of a SQL database.
C++
Python
Java
C
2.
Which of the following operator cannot be used to filter records based on more than one condition?
AND
OR
XOR
NOT
3.
In which class the group functions can be used?
WHERE
HAVING
DISTINCT
GROUP BY
4.
Which SQlite keyword is used to fetch only the unique value from database table?
UNIQUE
DISTINCT
GROUPBY
HAVING
5.
Which SQlite method is used to fetch the required number of rows in the database table?
fetch ( )
fetchamany ( )
fetchrows ( )
tablerows ( )
6.
The most commonly used statement in SQL is
cursor
select
execute
commit
7.
The function that returns the largest value of the selected column is
MAX()
LARGE()
HIGH()
MAXIMUM()
8.
Which of the following executes the SQL command to perform some action?
Execute()
Key()
Cursor()
run()
9.
Which of the following is a control structure used to traverse and fetch the records of the database?
Pointer
Key
Cursor
Insertion point
10.
Which of the following is an organized collection of data?
Database
DBMS
Information
Records
1.
(b)
Python
2.
(d)
NOT
3.
(b)
HAVING
4.
(b)
DISTINCT
5.
(b)
fetchamany ( )
6.
(b)
select
7.
(a)
MAX()
8.
(a)
Execute()
9.
(c)
Cursor
10.
(a)
Database
12th Standard Syllabus & Materials
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Tamilnadu Stateboard 12th Standard Subjects
Maths
Chemistry
Physics
Biology
Computer Science
Business Maths and Statistics
Economics
Commerce
Accountancy
History
Computer Applications
Biology
Computer Technology
Computer Applications
Computer Science
Business Maths and Statistics
Commerce
Economics
Maths
Chemistry
Physics
Computer Technology
History
Accountancy
Tamil
English
French
Tamilnadu Stateboard Standards
