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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: 09/03/2020
12th Standard Computer Application English Medium All Chapter Book Back and Creative One Mark Questions
Download Tamil Nadu 12th Standard Computer Applications 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 Applications Test

1.
The First business to business transaction from _____________
Amazon
e-bav
Thompson Holidays
reddiffshop
2.
_____________ Fusion of television, computer and telecom networking technologies.
Teleputer
Interpreter
cables
modems
3.
Which of the following is not a open source application?
AUDACITY
VLC
Mozila Firefox
MSOffice
4.
_______________ software has been developed by a variety of programmers.
Open source
Free Software
Proprietary Software
All of these
5.
We can use ____________ to comment multiple lines?
/?
//
#
/**/
6.
PHP can embed with _______
HTML
CSS
Javascript
All of the above
7.
With the help of _____________ people can access the network from different parts of the world
WWW
HTML
URL
None of these
8.
The latest version of USB has the data transfer rate _________ Gbps.
4.85
2.35
3.5
7.5
9.
The ________ cannot be separated it will be having a single value for their entity.
Key Attribute
Simple Attributes
Composite Attributes
Single Valued Attribute
10.
A __________ contains only one value for the attribute and they don't have multiple numbers of values.
Key Attribute
Simple Attributes
Composite Attributes
Single Valued Attribute
11.
Typopiracy is variant of__________
Payment Frauds
Tampering
Cybersquatting
All of the above
12.
___________ is the top most part of the windows.
title bar
menu bar
tool bar
tool box.
13.
Which of the following is a DTP software?
page maker
in design
quark x press
all of the above.
14.
________establishes a direct connection between various business stakeholders and partners Individually.
Direct EDI
EDI via VAN
Web EDI
Mobile EDI
15.
________is a set of protocols that safely guide E-Commerce transactions through the Internet.
E-Commerce security
Tampering
Payment Frauds
Cybersquatting
16.
Rupay was launched in
2012
2005
2017
2019
17.
The term credit card was first mentioned in ________.
1885
1887
1991
1987
18.
Which of the following is an audio file format used by apple?
WAV
RA
OGG
AIFF
19.
Paul V.Mockapetris together with_________ invented the Internet Name System(DNS)
Jon Postel
Dennis Ritchie
James Gostling
carrel lio
20.
Website were accessed through their________
HTML
URL
domain
IP addresses
21.
Multimedia has _________ major components
2
3
4
5
22.
________ and ________ are most important concepts that the PHP web development process.
Forms and files
Tables and Links
Both a and b
None of these
23.
(A) Check box - (1) Query String
(B) Email - (2) Client's Request
(C) POST (3) Should require @ and.strings
(D) GET - (4) Must be checkable minimum one value
| (A) | (B) | (C) | (D) |
| 3 | 1 | 4 | 2 |
| (A) | (B) | (C) | (D) |
| 3 | 4 | 1 | 2 |
| (A) | (B) | (C) | (D) |
| 2 | 3 | 4 | 1 |
| (A) | (B) | (C) | (D) |
| 4 | 3 | 2 | 1 |
24.
Which of the following is an entry check loop?
foreach
for
while
do..while
25.
The ________ construct provides an easy way to iterate over arrays
foreach
for
while
do..while
26.
A passive RFID system using_________Method.
EM wave Propagation
Direct
Inductive Coupling
Indirect
27.
Second Generation of mobile system were based on _______transmission
Digital
Analog
Both (a) and (b)
None of these
28.
A _________ array is an array containing one or more arrays.
Associative
Indexed
Multi-dimensional
All of these
29.
______ stores more than one value of same data type in single array variable.
Arrays
Function
Indexed array
Multidimensional array
30.
Initial name of host is known as_______
TCP/IP
switch
nodes
CYCLADES
31.
Memex conceived in the year________
1958
1945
1962
1972
32.
| A) | DB2 | - | 1)Open source |
| B) | SQL SERVER | - | 2)IBM |
| C) | MySQL | - | 3)Microsoft |
| D) | Oracle | - | 4)Oracle Corporation |
2 3 1 4
4 3 2 1
2 3 4 1
2 4 3 1
33.
_______is important to all computer and Internet related applications
Data
MySQL
PHP
None of these
34.
EDI interchanges starts with _________ and ends with _________
UNA, UNZ
UNB, UNZ
UNA, UNT
UNB, UNT
35.
UNSM stands for
Universal Natural Standard message
Universal Notations for Simple message
United Nations Standard message
United Nations Service message
36.
The websites secured by Secure Socket Layer protocols can be identified using
html://
http://
htmls://
https://
37.
__________ protocol is used for securing credit cards transactions via the Internet
Secure Electronic Transaction (SET)
Credit Card Verification
Symmetric Key Encryption
Public Key Encryption
38.
Match the following
| List A | List B |
|---|---|
| A1) First Digit | B1) Account number |
| A2) 9th to 15th Digit | B2) MII Code |
| A3) First 6 Digits | B3) BIN Code |
| A4) Last Digit | B4) Check digit |
| A1 | A2 | A3 | A4 |
|---|---|---|---|
| B4 | B3 | B2 | B1 |
| A1 | A2 | A3 | A4 |
|---|---|---|---|
| B2 | B1 | B3 | B4 |
| A1 | A2 | A3 | A4 |
|---|---|---|---|
| B2 | B3 | B4 | B1 |
| A1 | A2 | A3 | A4 |
|---|---|---|---|
| B2 | B4 | B3 | B1 |
39.
Based on the monetary value e payment system can be classified into
Mirco and Macro
Micro and Nano
Maximum and Minimum
Maximum and Macro
40.
41.
G2G systems are classified into
Internal facing and external facing
Internet and Extranet
First wave and Second wave
Left facing and Right facing
42.
Which of the following can document every incident that happened in the simulation and are used for examination?
Net Exam
Network hardware
Trace file
Net document
43.
If the source code of a software is freely accessible by the public, then it is known as
freeware
Firmware
Open source
Public source
44.
pick the odd one out from the following cables
roll over
cross over
null modem
straight through
45.
Which wiring standard is used for connecting two computers directly?
straight Through wiring
Cross Over wiring
Rollover wiring
None
46.
Which of the following notation is used to denote IPv4 addresses?
Binary
Dotted-decimal
Hexadecimal
a and b
47.
Which of the following is used to maintain all the directories of domain names?
Domain name system
Domain name space
Name space
IP address
48.
________________ refer to other host computers by using names rather than numbers.
DNS
TCP
FTP
SMTP
49.
50.
Which one of the following are harmful to computer?
Bloggers
Browser
Hackers
51.
_________ helps to predict, manage, and protect the computer network at problems
Artificial intelligence
Broadband provider
Cloud computing
Transceivers
52.
How many parameter are required for MYSQLi query function in PHP ?
2
3
4
5
53.
Which is the correct function to establish Connection in PHP ?
mysqli_connect(“Server Name “,”User Name”,”Password”,”DB Name”);
connect(“Server Name “,”User Name”,”Password”,”DB Name”);
mysql_connect(“Server Name “,”User Name”,”Password”,”DB Name”);
mysqli_connect (“Database Object”);
54.
What does fopen() function do in PHP?
It used to open files in PHP
It used to open Remote Server
It used to open folders in PHP
It used to open Remote Computer
55.
When you use the \$_GET variable to collect data, the data is visible to..
none
only user
everyone
selected few
56.
What will be the output of the following PHP code ?
< ?php
for (\($\)x = -1; \($\)x < 10;--\($\)x)
{
print \($\)x;
}
? >
123456713910412
123456713910
1234567139104
Infinite loop
57.
What will be displayed in a browser when the following PHP code is executed:
< ?php
for (\($\)counter = 20; \($\)counter < 10;
\($\)counter++){
echo “Welcome to Tamilnadu “;
}
echo “Counter is: $counter”;
? >
Welcome to Tamilnadu
Counter is: 20
Welcome to Tamilnadu Counter is: 22
Welcome to Tamilnadu Welcome to Tamilnadu Counter is: 22
58.
What will be the output of the following PHP code ?
< ?php
\($\)x = 10;
\($\)y = 20;
if (\($\)x > \($\)y && 1||1)
print “hi” ;
else
print “how are u”;
? >
how are u
hi
error
no output
59.
What will be the output of the following PHP code ?
< ?php
\($\) x = 0;
if (\($\)x++)
print “hi”;
else
print “how are u”;
? >
hi
no output
error
how are u
60.
Which of the following are correct ways of creating an array?
i) state[0] = “Tamilnadu”;
ii) \($\)state[] = array(“Tamilnadu”);
iii) \($\)state[0] = “Tamilnadu”;
iv) \($\)state = array(“Tamilnadu”);
iii) and iv)
ii) and iii)
Only i)
ii), iii) and iv)
61.
Which one of the following is the right way of defining a function in PHP?
function { function body }
data type functionName(parameters) { function body }
functionName(parameters) { function body }
function fumctionName(parameters) { function body }
62.
What will be the output of the following PHP code?
< ?php
\($\) num = 1;
\($\) num1 = 2;
print \($\) num . “+”. \($\) num 1 ;
? >
3
1 + 2
1.+.2
Error
63.
A PHP script should start with __________ and end with _________:
< php >
< ? php ? >
< ? ? >
< ?php ? >
64.
Communication is established with MySQL using
SQL
Network calls
Java
API’s
65.
The _____ diagram gives a logical structure of the database graphically?
Entity-Relationship
Entity
Architectural Representation
Database
66.
Which tool lets you edit text?
Text tool
Type tool
Crop tool
Hand tool
67.
Place option is present in ______ menu.
File
Edit
Layout
Window
68.
Find the odd one on the following which is not an image format.
TIFF
BMP
RTF
JPEG
69.
__________ refers to any type of application that involves more than one type of media such as text, graphics video animation and sound.
an executable file
desktop publishing
multimedia
hypertext
1.
(c)
Thompson Holidays
2.
(a)
Teleputer
3.
(d)
MSOffice
4.
(a)
Open source
5.
(d)
/**/
6.
(d)
All of the above
7.
(a)
WWW
8.
(a)
4.85
9.
(b)
Simple Attributes
10.
(d)
Single Valued Attribute
11.
(c)
Cybersquatting
12.
(a)
title bar
13.
(d)
all of the above.
14.
(a)
Direct EDI
15.
(a)
E-Commerce security
16.
(a)
2012
17.
(b)
1887
18.
(d)
AIFF
19.
(a)
Jon Postel
20.
(d)
IP addresses
21.
(d)
5
22.
(a)
Forms and files
23.
(d)
| (A) | (B) | (C) | (D) |
| 4 | 3 | 2 | 1 |
24.
(d)
do..while
25.
(a)
foreach
26.
(a)
EM wave Propagation
27.
(a)
Digital
28.
(c)
Multi-dimensional
29.
(a)
Arrays
30.
(d)
CYCLADES
31.
(b)
1945
32.
(a)
2 3 1 4
33.
(a)
Data
34.
(b)
UNB, UNZ
35.
(c)
United Nations Standard message
36.
(d)
https://
37.
(a)
Secure Electronic Transaction (SET)
38.
(b)
| A1 | A2 | A3 | A4 |
|---|---|---|---|
| B2 | B1 | B3 | B4 |
39.
(a)
Mirco and Macro
40.
(c)
41.
(a)
Internal facing and external facing
42.
(c)
Trace file
43.
(c)
Open source
44.
(c)
null modem
45.
(b)
Cross Over wiring
46.
(d)
a and b
47.
(a)
Domain name system
48.
(a)
DNS
49.
(a)
50.
(c)
Hackers
51.
(a)
Artificial intelligence
52.
(a)
2
53.
(a)
mysqli_connect(“Server Name “,”User Name”,”Password”,”DB Name”);
54.
(a)
It used to open files in PHP
55.
(c)
everyone
56.
(d)
Infinite loop
57.
(b)
Counter is: 20
58.
(b)
hi
59.
(d)
how are u
60.
(d)
ii), iii) and iv)
61.
(d)
function fumctionName(parameters) { function body }
62.
(b)
1 + 2
63.
(b)
< ? php ? >
64.
(a)
SQL
65.
(a)
Entity-Relationship
66.
(a)
Text tool
67.
(a)
File
68.
(c)
RTF
69.
(c)
multimedia
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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