Computer Questions for CBSE -UGC NET Paper I

Computer Questions UGC NET Paper I

In this post, I am sharing the questions on Computer (ICT) topic from previous UGC NET papers. For the benefit of readers, I have also explained the answers of tricky questions. 

Best of Luck for December '15 Examination!!

1 Which number system is usually followed in a typical 32-bit computer ?

(A) 2      (B) 8

(C) 10    (D) 16

2 Which one of the following is an example of Operating System ?

(A) Microsoft Word         (B) Microsoft Excel

(C) Microsoft Access       (D) Microsoft Windows

3 Which one of the following represent the binary equivalent of the decimal number 23 ?

(A) 01011             (B) 10111

(C) 10011             (D) None of the above

4 Which one of the following is different from other members ?

(A) Google          (B) Windows

(C) Linux              (D) Mac

5 Where does a computer add and compare its data ?

(A) CPU              (B) Memory

(C) Hard disk      (D) Floppy disk

6 Computers on an internet are identified by

(A) e-mail address           (B) street address

(C) IP address                 (D) None of the above

7 Which one of the following is not an Internet Service Provider (ISP)?

(A) MTNL                             (B) BSNL

(C) ERNET India                 (D) Infotech India Ltd.

8 The hexadecimal number system consists of the symbols

(A) 0 – 7                               (B) 0 – 9 , A – F

(C) 0 – 7, A – F                   (D) None of these

9 The binary equivalent of (–15) in Decimal form is (2’s complement system is used)

(A) 11110001                      (B) 11110000

(C) 10001111                      (D) None of these

10 1 GB is equal to

(A) 2³⁰ bits                           (B) 2³⁰ bytes

(C) 2²⁰ bits                           (D) 2²⁰ bytes

11 The set of computer programs that manage the hardware/software of a computer is called

(A) Compiler system       (B) Operation system

(C) Operating system     (D) None of these

12 S/MIME in Internet technology stands for

(A) Secure Multipurpose Internet Mail Extension

(B) Secure Multimedia Internet Mail Extension

(C) Simple Multipurpose Internet Mail Extension

(D) Simple Multimedia Internet Mail Extension

13 The octal number system consists of the following symbols :

(A) 0 – 7                               (B) 0 – 9

(C) 0 – 9, A – F                   (D) None of the above

14 The binary equivalent of (–19)10 in signed magnitude system is

(A) 11101100                      (B) 11101101

(C) 10010011                      (D) None of these

15. DNS in internet technology stands for

(A) Dynamic Name System

(B) Domain Name System

(C) Distributed Name System

(D) None of these

16. HTML stands for

(A) Hyper Text Markup Language

(B) Hyper Text Manipulation Language

(C) Hyper Text Managing Links

(D) Hyper Text Manipulating Links

17. Which of the following is type of LAN ?

(A) Ethernet

(B) Token Ring

(C) FDDI

(D) All of the above

Answers:

1. A (A digital computer follows only one number system-Binary whose base is 2)

2. D (Rest all are MS-Office applications)

3. B (Read this post on conversion from one number system to another for explanation) 

4. A (Rest all are operating systems)

5. A

6. C (All computers, mobiles connected to Internet have an IP address to identify them)

7. D

8. B (Read this post for explanation)

9. C (Read this post on conversion from one number system to another for explanation) 

10. A 
(1 KB is equal to 1024 bytes, which is equal to 2^10, 1 MB = 1024 KB, which is 2^20, 1 GB=1024 MB, which is 2^30. 1 TB=1024 GB, which is 2^40)

11. C 

12. A 

13. A (Read this post for explanation)

14. C (Read this post on conversion from one number system to another for explanation) 

15. B
16. A
17. D

Questions from Dec '11 Paper:

1. Which of the following operating system is used on mobile phones ?

(A) Windows Vista

(B) Android

(C) Windows XP

(D) All of the above

2. If (y)x represents a number y in base x, then which of the following numbers is smallest of all ?

(A) (1111)
2 (B) (1111)8

(C) (1111)10 
(D) (1111)16

3. High level programming language can be converted to machine language using which of the following ?

(A) Oracle (B) Compiler (C) Mat lab (D) Assembler

4. HTML is used to create

(A) machine language program

(B) high level program

(C) web page

(D) web server

5. The term DNS stands for

(A) Domain Name System

(B) Defense Nuclear System

(C) Downloadable New Software

(D) Dependent Name Server

6. IPv4 and IPv6 are addresses used to identify computers on the internet. Find the correct statement out of the following :

(A) Number of bits required for IPv4 address is more than number of bits required for IPv6 address.

(B) Number of bits required for IPv4 address is same as number of bits required for IPv6 address.

(C) Number of bits required for IPv4 address is less than number of bits required for IPv6 address.

(D) Number of bits required for IPv4 address is 64.

Answers: 
1. B 
2. A (Smaller base always has smaller value for similar digits)
3. B 
4. C 
5. A 
6. C

Questions from June '12 Paper:

1. Each character on the keyboard of computer has an ASCII value which stands for

(A) American Stock Code for Information Interchange

(B) American Standard Code for Information Interchange

(C) African Standard Code for Information Interchange

(D) Adaptable Standard Code for Information Change

2. Which of the following is not a programming language?

(A) Pascal

(B) Microsoft Office

(C) Java

(D) C++

3. Minimum number of bits required to store any 3 digit decimal number is equal to

(A) 3

(B) 5

(C) 8

(D) 10

4. Internet explorer is a type of

(A) Operating System

(B) Compiler

(C) Browser

(D) IP address

5. POP3 and IMAP are e-mail accounts in which

(A) One automatically gets one’s mail everyday

(B) One has to be connected to the server to read or write one’s mail

(C) One only has to be connected to the server to send and receive email

(D) One does not need any telephone lines

Answers: 1. B 
2. B 
3. D (The biggest number of 3 digits is 999. To convert it into binary, we will need at least 10 binary digits since 2^10=1024 in decimal and 2^8=256 in decimal. So rest of choices are wrong.
4. C 
5. C

Questions from June '13 paper:

1. ‘www’ stands for

(A) work with web

(B) word wide web

(C) world wide web

(D) worth while web

2. A hard disk is divided into tracks which is further subdivided into

(A) Clusters

(B) Sectors

(C) Vectors

(D) Heads

3. A computer program that translates a program statement by statement into machine language is called a/an

(A) Compiler

(B) Simulator

(C) Translator

(D) Interpreter

4. A Gigabyte is equal to

(A) 1024 Megabytes

(B) 1024 Kilobytes

(C) 1024 Terabytes

(D) 1024 Bytes

5. A Compiler is software which converts

(A) characters to bits

(B) high level language to machine language

(C) machine language to high level language

(D) words to bits

6. Virtual memory is

(A) an extremely large main memory.

(B) an extremely large secondary memory.

(C) an illusion of extremely large main memory.

(D) a type of memory used in super computers.
Answers: 
1. B 
2. B 
3. D 
4. A (1 KB = 1024 bytes, 1 MB = 1024 KB, 1 GB = 1024 MB, 1 TB = 1024 GB)
5. B 
6. C (Virtual memory is a technique used by Operating System to treat a portion of hard disk as memory to fit large no. of applications for execution. Since physical memory is not increased, virtual memory is in hard disk and not in RAM. Hence, it is just an illusion of large memory)

Questions from Dec '13 Paper:

1. The initial efforts for internet based communication was for

(A) Commercial communication

(B) Military purposes

(C) Personal interaction

(D) Political campaigns

2. Internal communication within institutions is done through

(A) LAN

(B) WAN

(C) EBB

(D) MMS

3. Virtual reality provides

(A) Sharp pictures

(B) Individual audio

(C) Participatory experience

(D) Preview of new films

4. Which of the following is a social network ?

(A) amazon.com

(B) eBay

(C) gmail.com

(D) Twitter

5. The first virtual university of India came up in
 (A) Andhra Pradesh
 (B) Maharashtra
 (C) Uttar Pradesh
 (D) Tamil Nadu 

Answers:

1. B 

2. A 

3. C 

4. D

5. B (Mumbai University in Maharashtra was the first in India to get Harvard-style virtual classroom in 2013)

Questions from June '14 Paper:

1. When a computer is booting, BIOS is loaded to the memory by

(A) RAM 
(B) ROM
(C) CD-ROM 
(D) TCP

2. Which one of the following is not the same as the other three ?

(A) MAC address

(B) Hardware address

(C) Physical address

(D) IP address

3. Identify the IP address from the following :

(A) 300.215.317.3

(B) 302.215@ 417.5

(C) 202.50.20.148

(D) 202 – 50 – 20 – 148

4. The acronym FTP stands for

(A) File Transfer Protocol

(B) Fast Transfer Protocol

(C) File Tracking Protocol

(D) File Transfer Procedure

5. Which one of the following is not a/an image/graphic file format ?

(A) PNG 
(B) GIF
(C) BMP 

(D) GUI

6. The first web browser is

(A) Internet Explorer

(B) Netscape

(C) World Wide Web

(D) Firefox
Answers:
1. B (BIOS is a program loaded by ROM into RAM) 
2. D (First 3 refer to same kind of address)
3. C (According to IPv4 specification, an IP address is a group of 4 decimal values, each separated by "." character. The valid range of each value is 0-255)
4. A 
5. D (GUI means Graphical User Interface, which refers to the type of user interaction with a computer/gadget)
6. C

Questions from Dec'14 Paper:

1. Which one of the following is not a search engine ?

(A) Google 

(B) Chrome

(C) Yahoo 

(D) Bing

2. CSS stands for

(A) Cascading Style Sheets

(B) Collecting Style Sheets

(C) Comparative Style Sheets

(D) Comprehensive Style Sheets

3. MOOC stands for

(A) Media Online Open Course

(B) Massachusetts Open Online Course

(C) Massive Open Online Course

(D) Myrind Open Online Course

4. Binary equivalent of decimal number 35 is

(A) 100011 

(B) 110001

(C) 110101 

(D) 101011

5. gif, jpg, bmp, png are used as extensions for files which store

(A) audio data 

(B) image data

(C) video data 

(D) text data

6. Symbols A-F are used in which one of the following ?

(A) Binary number system

(B) Decimal number system

(C) Hexadecimal number system

(D) Octal number system

Answers:

1. B 
2. A 
3. C 
4. A 
5. B 
6. C