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Published on: 13/09/2022
QB365 provides a detailed and simple solution for every Possible Book Back Questions in Class 12 Computer Science Subject - Data Manipulation Through SQL , English Medium. It will help Students to get more practice questions, Students can Practice these question papers in addition to score best marks.
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.
Which of the following clause avoide the duplicate?
Distinct
Remove
Where
GroupBy
2.
The most commonly used statement in SQL is
cursor
select
execute
commit
3.
Which of the following is called the master table?
sqlite_master
sql_master
main_master
master_main
4.
The function that returns the largest value of the selected column is
MAX()
LARGE()
HIGH()
MAXIMUM()
5.
Which of the following function retrieves the average of a selected column of rows in a table?
Add()
SUM()
AVG( )
AVERAGE()
6.
Which of the following executes the SQL command to perform some action?
Execute()
Key()
Cursor()
run()
7.
Any changes made in the values of the record should be saved by the command
Save
Save As
Commit
Oblige
8.
Which of the following is a control structure used to traverse and fetch the records of the database?
Pointer
Key
Cursor
Insertion point
9.
SQLite falls under which database system?
Flat file database system
Relational Database system
Hierarchical database system
Object oriented Database system
10.
Which of the following is an organized collection of data?
Database
DBMS
Information
Records
1.
(a)
Distinct
2.
(b)
select
3.
(a)
sqlite_master
4.
(a)
MAX()
5.
(c)
AVG( )
6.
(a)
Execute()
7.
(c)
Commit
8.
(c)
Cursor
9.
(b)
Relational Database system
10.
(a)
Database
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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
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