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Published on: 05/06/2021
QB365 provides detailed and simple solution for every book back questions in class 12 Computer Applications subject.It will helps to get more idea about question pattern in every book back questions with solution.
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.
EDIFACT stands for
EDI for Admissible Commercial Transport
EDI for Advisory Committee and Transport
EDI for Administration, Commerce and Transport
EDI for Admissible Commerce and Trade
2.
EDI interchanges starts with _________ and ends with _________
UNA, UNZ
UNB, UNZ
UNA, UNT
UNB, UNT
3.
Who is called as the father of EDI?
Charles Babbage
Ed Guilbert
Pascal
None of the above
4.
Which of the following is a type of EDI?
Direct EDI
Indirect EDI
Collective EDI
Unique EDI
5.
3-D Secure, a protocol was developed by
Visa
Master
Rupay
PayTM
6.
The websites secured by Secure Socket Layer protocols can be identified using
html://
http://
htmls://
https://
7.
PGP stands for
Pretty Good Privacy
Pretty Good Person
Private Good Privacy
Private Good Person
8.
The security authentication technology does not include
i) Digital Signatures
ii) Digital Time Stamps
iii) Digital Technology
iv) Digital Certificates
i, ii & iv
ii & iii
i, ii & iii
all the above
9.
Which of the following is not a security element involved in E-Commerce?
Authenticity
Confidentiality
Fishing
Privacy
10.
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 |
11.
ECS stands for
Electronic Clearing Services
Electronic Cloning Services
Electronic Clearing Station
Electronic Cloning Station
12.
Which of the following is correctly matched
Credit Cards - pay before
Debit Cards - pay now
Stored Value Card - pay later
Smart card – pay anytime
13.
Off-shoring means
Work outsourced to a branch of its own company
Work outsourced to new employees
Work outsourced to a third party locally
Work outsourced to a third party outside its own country
14.
Open NMS was released in _____
1999
2000
2003
2004
15.
Which connector is used in the Ethernet cables?
RJ11
RJ21
RJ61
RJ45
16.
Which of the following notation is used to denote IPv4 addresses?
Binary
Dotted-decimal
Hexadecimal
a and b
17.
________________ refer to other host computers by using names rather than numbers.
DNS
TCP
FTP
SMTP
18.
What will be the output of the following PHP code ?
< ?php
\($\)a = “”;
if (\($\)a)
print “all”;
else
print “some”;
? >
all
some
error
no output
19.
What will be the output of the following PHP code ?
< ?php
\($\)x;
if (\($\)x == 0)
print “hi” ;
else
print “how are u”;
print “hello”
? >
how are uhello
hihello
hi
no output
20.
21.
To select an entire document using the keyboard, press ______.
Ctrl + A
Ctrl + B
Ctrl + C
Ctrl + D
22.
Place option is present in ______ menu.
File
Edit
Layout
Window
23.
_______ is a DTP software.
Lotus 1-2-3
PageMaker
Maya
Flash
24.
Expand JPEG
joint photo experts gross
joint photographic experts group
joint processor experts group
joint photographic expression group
1.
(c)
EDI for Administration, Commerce and Transport
2.
(b)
UNB, UNZ
3.
(b)
Ed Guilbert
4.
(a)
Direct EDI
5.
(a)
Visa
6.
(d)
https://
7.
(a)
Pretty Good Privacy
8.
(b)
ii & iii
9.
(c)
Fishing
10.
(b)
| A1 | A2 | A3 | A4 |
|---|---|---|---|
| B2 | B1 | B3 | B4 |
11.
(a)
Electronic Clearing Services
12.
(b)
Debit Cards - pay now
13.
(d)
Work outsourced to a third party outside its own country
14.
(a)
1999
15.
(d)
RJ45
16.
(d)
a and b
17.
(a)
DNS
18.
(b)
some
19.
(b)
hihello
20.
(a)
21.
(a)
Ctrl + A
22.
(a)
File
23.
(b)
PageMaker
24.
(b)
joint photographic experts group
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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