JR INSTRUCTOR-INFORMATION TECHNOLOGY

JR INSTRUCTOR-INFORMATION TECHNOLOGY - INDUSTRIAL TRAINING -2014

1,       Firefox, Opera, chrome, safari and Explorer are types of what’?
(A)     Web browser (B)    Server
(C)     Client                                                         (D)    OS

Ans: Web Browser

2.      World Computer Security day :
{A)     November 30    B)   December 1 5
C)     September 11   D)     November 4

Ans:November 30

3 Along with whom did Bill Gates found Microsoft?

{A) Charles Babbage {B) Paul Allen

{C) Dennis Ritchie {D) Steve Jobs

Ans: Paul Allen

4. The Gateway Internet Acces8 Services GIAS) of India is situated in :

(A)	Delhi	(B)	Mumbai
(C)	Chandigarh	(D)	Madurai

Ans : Mumbai

5. A type of memory chip whose content can be quickly changed by the computer at any time is called

A)VDT B)RUM

C)ROM D)RAM

Ans: ROM (read only memory)

6 Which of’ the following has decided to dins Satya Elementary so home from underprivileged children in rural India?

7. Which of the following is not a type of Database Management system?

(A) Hierarchical (B) network

sequential is not a type of database.

Type of database are:-

1) Hierarchical database:-

A hierarchical database model is a data model in which the data are organized into a tree-like structure. The data are stored as records which are connected to one another through links.

2) Network database:-

A network database is a type of database model wherein multiple member records or files can be linked to multiple owner files and vice versa.

3) Relational database:-

A relational database is a digital database based on the relational model of data, as proposed by E. F. Codd in 1970. A software system used to maintain relational databases is a relational database management system.

To know more about database model Please click here

8. In what manner coding and testing are done'?

(A) top-down (B) bottom up

Ans . Top -down

9. The variables which can be accessed by all modules in a program are known as?.

’	- (A)	Local variables	(B)	Internal varaibles
	{C)	External variables	(D)	Global varaibles

Ans: Global Variables

10. The number of Functional keys in key board :

(A) 13 (B) 9

Ans: 12

’ 11. In decimal system the base or radix is

A) 1 B) 2

C) 10 D) None of these

Ans: 10

To Know More

12. Which of the following computer language is used for artificial intelligence?

(A)	COBOL	B)	PROLOG
(C)	C	(D)	PASCAL

Ans: Prolog

to Know more

13. Which logic gate. is similar to the function of two parallel switched?

A. NAND

B. AND

C. OR

D. NOR

Ans : AND

14. Which of the following is the ascending order of data hierarchy

A. bit - byte — record - field - database — file.

B. bit - byte — field - record - file--database.

C. bit - byte — file- field - record --database.

D. bit - file- field - record -byte-database.

Ans : bit - byte — field - record - file--database.

Option B

15. Fork is a

A. the dispatching task

B. the creation of a new job

C. the creation .of a-.new process

D. increasing the priority of a task

Ans: the creation .of a-.new process

Option C

A. 16. The time required for fetching and execution of one simple task is :

A. Delay time

B. CPU Cycle

C. Real time

D. Seek time

The time required for the fetching and execution of one simple machine instruction is CPU cycle time.

17.Types of validation testing are

A. Alpha and Beta Testing

B. Top down and Bottom up testing

C. Both A and B

D. Recovery and integrated testing

18. Which of the. Following commands is used to display your working directory?

A. prompt $p8$g

B. dir

C. pwd

D. path

Ans: path

19. Example of SDI Application

A. MS Paint

B. MS Excel

C. Word pad

D. None of the above

20 Tool bar displays:

A. One single menu item

B. Collection of button

C. Collection of menu item

D. None of the above

21 Data warehouse are intended as

A. Static data collection

B. Database

C. Large collection of Data

D. Storage of records

22. A single packet on a data link is known as

A. path

B. frame

C. group

D. block

Ans:A single packet on a data link is known as Frame.

23.The access method used for cassette tape is

A. Direct

B. Random

C. Sequential

D. All the above

Ans: Sequential

To check

24.Which of the following TCP/lP protocol is used for transferring files from one machine to another

A. RARP

B. ARP

C. HTTP

D. FTP

Ans:File Transfer Protocol (FTP)

File Transfer Protocol (FTP) is a standard Internet protocol for transmitting files between computers on the Internet over TCP/IP connections.

25.The principle of locality of reference justify the use of

A. Interrupts

B. Cache

C. DMA

D. Polling

Ans. Cache Memory

To check

26. Which of the following uses least power

A. ECL

B. CMOS Chip

C. TTL

D. None of these

Ans: TTL (Doubt Please comment if it is wrong)

27. A logic gate is a electronic circuit which:

A. Alternate between 0 and 1 value

B. Works on binary algebra

C. Allows electron flow only in one direction

D. Makes logic decisions

Ans: Makes logic decisions

28.The Data Flow Diagram shows

A. The areas where they are stored

B. The Processes

C. The Flow of data

D. All of the above

Ans: All of the above

29. A flip flop can store

A. 1 bit of data

B. 2 bit of data

C. 3 bit of data

D. 4 bit of data

Ans: 1 bit of data

30. Out of LED and LCD which display consumes the least power?

A. LCD

B. LED

C. Both consumes same power

D. None of these

Ans . LCD

To know more

31. ASCII Stands for (repeating question)

A. American standard code for information interchange

B. All purpose scientific code for information interchange

C. American Security code for information interchange

D. American Scientific code for information interchange

Ans:American Standard Code for Information Interchange(0-127)

Problem on ASCII

32. Which of the following is not a transmission medium

A. Coaxial cable

B. Telephone lines

C. Modem

D. Microwave systems

Ans: Modem

33. Which of the following still used for adding numbers

A. EDSAC

B. ENIAC

C. UNIVAC

D. Abacus

Ans: Abacus

34. The average time necessary for the correct sector of a disk to arrive at read write head is

A. Downtime

B. Rotational delay

C. Seek time

D. Access time

Rotational delay : A rotational delay is the amount of time between information requests and how long it takes the hard drive to move to the sector where the requested data is located. In other words, it is a time measurement, in milliseconds (ms), of how long before a rotating drive can transfer data.

35. What type of computer programming is used for airplane ticketing system

A. Multi Programming

B. Real time programming

C. Time sharing

D. Batch Programming

Ans: Real time programming

36. Communication between computers is always

A. Serial

B. Parallel

C. Series parallel

D. Direct

Ans: Serial

37. The string containing certain required formatting information is called

A. Character array

B. Argument

C. Control string

D. Character string

Ans: Control String

38. SNMP Protocol is used for

A. Email

B. Network Management

C. Messaging

D. File Transfer

Ans: Network Management

39. Which algorithm techniques are used in merge sort algorithm (Repeated)

A. Dynamic Programming

B. Back tracking

C. Divide and Conquer

D. Greedy method

40. The operation which is commutative but not associative is (Repeated)

A. AND

B. EX-OR

C. OR

D. NAND

Ans: NAND

the flow of data

B. the processes

C. the areas where they are stored.

D. All of the above

Kerala Psc computer Science question Paper

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JR INSTRUCTOR-INFORMATION TECHNOLOGY - INDUSTRIAL TRAINING

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