12th Standard Syllabus & Materials
12th Standard
TN 12th Computer Applications மின்னணு தரவு பரிமாற்றம் Sample Question Papers Study Material - QB365 Set A
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TN 12th Computer Applications மின் - வணிக பாதுகாப்பு அமைப்புகள் Sample Question Papers Study Material - QB365 Set A
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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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TN 12th Computer Applications வலையமைப்பு வடமிடல் Sample Question Papers Study Material - QB365 Set A
Published on: 10/09/2022
QB365 provides a detailed and simple solution for every Possible Book Back Questions in Class 12 Computer Science Subject - Database Concepts , 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.
2.
A tuple is also known as
table
row
attribute
field
3.
What symbol is used for SELECT statement?
σ
Π
X
Ω
4.
Which of the following is an RDBMS?
Dbase
Foxpro
Microsoft Access
SQLite
5.
Who is called Father of Relational Database from the following?
Chris Date
Hugh Darween
Edgar Frank Codd
Edgar Frank Cadd
6.
What type of relationship does hierarchical model represents?
one-to-one
one-to-many
many-to-one
many-to-many
7.
Relational database model was first proposed by
E F Codd
E E Codd
E F Cadd
E F Codder
8.
Which database model represents parent-child relationship?
Relational
Network
Hierarchical
Object
9.
A table is known as
tuple
attribute
relation
entity
10.
What is the acronym of DBMS?
DataBase Management Symbol
Database Managing System
DataBase Management System
DataBasic Management System
1.
(a)
2.
(b)
row
3.
(a)
σ
4.
(d)
SQLite
5.
(c)
Edgar Frank Codd
6.
(b)
one-to-many
7.
(a)
E F Codd
8.
(c)
Hierarchical
9.
(c)
relation
10.
(c)
DataBase Management System
12th Standard Syllabus & Materials
12th Standard
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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
