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TN 12th Computer Applications மின்னணு தரவு பரிமாற்றம் 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: 05/11/2020
12th Standard Computer Science English Medium Free Online Test One Mark Questions with Answer Key 2020 - Part Nine
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 keyword used in SELECT command that helps to eliminate redundant data?
ELIMINATE
REDUNDANT
DISTINCT
DUPLICATE
2.
Which of the following constraint helps to uniquely identify a record in the database?
Default
Unique
Primary key
Check
3.
TCL stands for
Transmission Control Language
Transfer Communication Language
Transaction Communication Language
Transaction control Language
4.
The ____ keyword used to read and write a global variable inside a function.
global
local
return
def
5.
A group of related statement that perform a specific task is called as ______
Lists
Tuples
Control statements
Functions
6.
Write the output for the following code
a=5
def add():
a= 10
add()
print (a)
5
10
15
error
7.
Which of the following are treated as one big sequence of statement while exection?
Structure
Statement
Block
Code
8.
Which part of the loop is not executed if a loop is left by break?
if
else
break
for
9.
Find the odd man out
Branching
looping
sequential
Condition
10.
Which approach is similar to divide and conquer method?
Dynamic programming
Object oriented
Procedural
Modular
11.
Which of the following component is defined as the total space required by variables, which sizes depends on the problem and its iteration?
Variable part
Time part
Fixed part
12.
The inputs () accepts all data as _____ or ______
String or characters
String or numbers
Characters or numbers
integers or exponent
13.
______can be separately compiled and stored in a library
Characteristics
Syntax
Modules
none of these
14.
Choose the type of scope for a variable '9! defined in the following program.
Disp ( ):
a:=7
Print a
Disp ( )
Global
Enclosed
Local
Built-in
15.
Which of the following is a raw data given in a variable or constant?
Information
Delimiters
Literal
Keywords
16.
Which of the following mode cannot be written Python program?
(i) Interactive mode
(ii) Script mode
(iii) Calculator mode
(iv) Executable mode
i
ii
i and iii
iii and iv
17.
______is made up of list or Tuples
Set
Pair
Dictionary
Control Structures
18.
A_________ combines the external interface with an implementation of the interface
parameter without type
class declaration
function definition
parameter with type
19.
Identify the right type of chart using the following hints.
Hint 1: This chart is often used to visualize a trend in data over intervals of time.
Hint 2: The line in this type of chart is often drawn chronologically.
Line chart
Bar chart
Pie chart
Scatter plot
20.
Read the following code: Identify the purpose of this code and choose the right option from the following.
C:\Users\YourName\AppData\Local\Programs\Python\Python36-32\Scripts>pip –version
Check if PIP is Installed
Install PIP
Download a Package
Check PIP version
21.
Which of the following is the slicing operator?
{ }
[ ]
< >
( )
22.
The condition in the if statement should be in the form of
Arithmetic or Relational expression
Arithmetic or Logical expression
Relational or Logical expression
Arithmetic
23.
Which of the following is not a stable sorting algorithm?
Insertion sort
Quick sort
Merge sort
Selection sort
24.
This symbol is used to print more than one item on a single line.
Semicolon(;)
Dollor($)
comma(,)
Colon(:)
25.
The process of subdividing a computer program into separate sub-programs is called
Procedural Programming
Modular programming
Event Driven Programming
Object oriented Programming
1.
(c)
DISTINCT
2.
(c)
Primary key
3.
(b)
Transfer Communication Language
4.
(a)
global
5.
(d)
Functions
6.
(a)
5
7.
(c)
Block
8.
(b)
else
9.
(d)
Condition
10.
(a)
Dynamic programming
11.
(a)
Variable part
12.
(a)
String or characters
13.
(c)
Modules
14.
(c)
Local
15.
(c)
Literal
16.
(d)
iii and iv
17.
(b)
Pair
18.
(b)
class declaration
19.
(a)
Line chart
20.
(d)
Check PIP version
21.
(b)
[ ]
22.
(c)
Relational or Logical expression
23.
(d)
Selection sort
24.
(c)
comma(,)
25.
(b)
Modular programming
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Tamilnadu Stateboard 12th Standard Subjects

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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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