HSST COMPUTER SCIENCE (SR FOR SC/ST)(ONLINE EXAM) 29-12-2016

HSST COMPUTER SCIENCE (SR FOR SC/ST)(ONLINE EXAM)

EXAM DATE:29-12-2016
PDF FILE DOWNLOAD     DOC FILE DOWNLOAD

1.The buffer overflow attack is caused by

A.Vulnerability in the design of a networking protocol

B.Vulnerability in the implementation of a networking protocol

C.Vulnerability in human behavior

D.Vulnerability in software*

Ans:D

2.Which of the following is not valid IPv4 addresses?

A.192.10.14.3

B.201.172.275.33*

C.65.90.11.00

D.193.20.250.10

Ans:B

3.Address resource records are associated with

A.Routing tables in Internet routers

B.ARP aches in LAN workstations

C.DNS servers*

D.None of the above

Ans:C

4.Which of the following protocols is used in accessing web mail?

A.HTTP*

B.SMTP

C.POP3

D.IMAP

Ans:A

5.If gcd(a,b)=x and gcd(b,c)=y,then gcd(a,c)is

A.xy

B.gcd(x,y)

C.xy/gcd(x,y)

D.None of these*

Ans:D

6.Assuming the same key is used,two occurrences of the same plaintext  characters are encrypted as identical output symbols in which of the following

A.Caesar cipher*

B.Vigenere cipher

C.Hill cipher

D.One time pad

Ans:A

7.A product cipher is constructed using a combination of

A.Symmetric and asymmetric ciphers

B.Substitution and transposition ciphers*

C.Monoalphabetic and polyalphabetic ciphers

D.Stream and block ciphers

Ans:B

8.Which of the following characteristics is most widely used in fingerprint recognition?

A.Number and coordinates of arch patterns

B.Number and coordinates of loop patterns

C.Coordinates and orientations of fingerprint minutiae*

D.Number and coordinates of whorl patterns

Ans:C

9.During the initial stages of an attack by a new internet scanning worm,the number of infected machines increases

A.Exponentially with time*

B.Logarithmically with time

C.Polynomially with time

D.At a constant rate

Ans:A

10.Use privileges in windows are stored in

A.DACL

B.ACE

C.Access token*

D.SID

Ans:C

11.Probabilistic packet marking is technique used in support of

A.DDOS prevention

B.IP traceback*

C.DDoS detection

D.Worm detection

Ans:B

12.The role of the payment gateway is

A.A proxy to the merchant

B.A financial service provider

C.A government regulator

D.A proxy to the bankcard network*

Ans:D

13.What type of parameters are used in transcendental functions in Java?

A.Double*

B.Long

C.Byte

D.Int

Ans:A

14.In what format is Java’s character set represented?

A.16 bits ASCII

B.16 bits Unicode*

C.16 bits EBC

D.None of the above

Ans:B

15.Basic futures of structured programming

A.Sequence

B.Looping

C.Branching

D.All of the above*

Ans:D

16.In which year Java was developed?

A.1989

B.1990

C.1991*

D.1992

Ans:C

17.What feature of C++ was dropped in Java?

A.Virtual function

B.Abstract class

C.Inheritance

D.Pointers*

Ans:D

18.What type of storage class is involved when we pass by value in function?

A.External

B.Automatic*

C.Static

D.Register

Ans:B

19.What is Java equivalent of const in C++?

A.Const

B.Define

C.Final*

D.All of the above

Ans:C

20.What is another name for semantic errors?

A.Runtime errors*

B.Compile time errors

C.Syntax errors

D.None of the above

Ans:A

21.What are units of width and height specified in HTML tag?

A.Pixels*

B.Bytes

C.Bits

D.All of the above

Ans:A

22.What will be the values of x,m and n after execution of the following statements?

Int x,m,n;

m=10;

n=15;

x=++m+n++;

A.x=25,m=10,n=15

B.x=27,m=10,n=15

C.x=26,m=11,n=16*

D.x=27,m=11,n=16

Ans:C

23.What will be the result of the expression 13 and 25?

A.38

B.9*

C.25

D.12

Ans:B

24.Which of the following will produce a value of 22 if x=22.9?

A.ceil(x)

B.log(x)

C.abs(x)

D.floor(x)*

Ans:D

25.Which is the legal ways to access a class data member using the pointer?

A.this.x

B.*this.x

C.*(this.x)

D.(*this).x*

Ans:D

26.Which is the legal ways to access a class data member using this pointer?

A.list

B.queue

C.map*

D.string

Ans:C

27.Which one of the following is a sequence container?

A.stack

B.deque*

C.queue

D.set

Ans:B

28.What does the acronym BCPL stands for?

A.Basic Combined Programming Language*

B.Basic Compiler Programming Language

C.Beginners Combined Programming Language

D.None of the above

Ans:A

29.What was Ken Thompson’s version of C called?

A.C++

B.B*

C.P

D.None of the above

Ans:B

30.What does the fopen()function return?

A.Address

B.Pointer

C.File pointer*

D.All of the above

Ans:C

31.Recursive algorithms are based on

A.Divide and conquer approach

B.Top-down approach

C.Bottom-up approach*

D.Hierarchial approach

Ans:C

32.The Sorting method which is used for external sort is

A.Bubble sort

B.Quick sort

C.Merge sort

D.Radix sort*

Ans:D

33.Worst case efficiency of binary search is

A.’log-(2)n+r*

B.n

C.’2^(n)’

D.Log n

Ans:A

34.What is the type of the algorithm used in solving the 8 Queens problem?

A.Dynamic

B.Backtracking*

C.Branch and Bound

D.None of the above

Ans:B

35.The time taken by NP-class sorting algorithm is

A.O(1)

B.O(log n)

C.’O(n^(2))’

D.O(n)*

Ans:D

36.How many nodes are there in a full state space tree with n=6?

A.65

B.64

C.63*

D.32

Ans:C

37.Prims algorithm is based on ------method

A.Divide and conquer method

B.Greedy method*

C.Dynamic programming

D.Branch and bound

Ans:B

38.Graph Colouring is which type of algorithm design strategy

A.Backtracking*

B.Greedy

C.Branch and Bound

D.Dynamic programming

Ans:A

39.The asymptotic notation for defining the average time complexity is

A.Equivalence*

B.Symmetric

C.Reflexive

D.All of the above

Ans:A

40.The complexity of merge sort algorithm is

A.O(n)

B.’O(n^(2))’

C.O(log n)

D.O(n log n)*

Ans:D

41.Dijkstra’s banking algorithm in an operating system,solves the problem of

A.Deadlock recovery

B.Mutual exclusion

C.Deadlock avoidance*

D.None of these

Ans:C

42.Interval between the time of submission and completion of the job is called

A.Waiting time

B.Response time

C.Throughput

D.Turnaround time*

Ans:D

43.The example of non-pre emptive scheduling is

A.First-Come-First-Served*

B.Round Robin

C.Last-in-First-Out

D.Shortest-Job-First

Ans:A

44.------is a process-to-process protocol that adds only port addresses,checksum,error control and length information to the data from the upper layer:

A.TCP

B.UDP*

C.IP

D.None of the above

Ans:B

45.The RSA algorithm uses a ---------cryptography method

A.Public Key*

B.Private Key

C.Symmetric Key

D.All the above

Ans:A

46.The ----------attack is related to confidentially

A.Fabrication

B.Interception*

C.Modification

D.Interruption

Ans:B

47.The cryptography method in which the plaintext BBBB become the ciphertext BCDE.This is probably

A.Transposition cipher

B.Monoalphabetic substitution cipher

C.Polyalphabetic substation cipher*

D.None of the above

Ans:C

48.The following service is not provided by digital signature

A.Integrity

B.Authentication

C.Non reputation

D.Confidentially*

Ans:D

49.----------is a technique of temporarily removing inactive programs from the memory of computer system

A.Swapping*

B.Spooling

C.Semaphore

D.Scheduling

Ans:A

50.Fence register is used for

A.CPU protection

B.Memory protection*

C.File protection

D.Processor protection

Ans:B

51.The -------clause is used to list the attributes desired in the result of a query

A.Where

B.From

C.Select*

D.Having

Ans:C

52.We express queries in QBE by

A.Datalog

B.Skeleton tables*

C.Entitysets

D.SQL

Ans:B

53.----------is a set of permitted values for each attribute

A.Domain*

B.Entity

C.Constraints

D.Relationship

Ans:A

54.Minimal super keys are called

A.Primary key

B.Foreign key

C.Candidate key*

D.Unique

Ans:C

55.A relation is in-----every non-key attribute is irreducibly dependent on the primary key

A.1NF

B.2NF*

C.3NF

D.4NF

Ans:B

56.A statement that the system executes automatically when a database related event occurs

A.View

B.Alter

C.Assertion

D.Trigger*

Ans:D

57.An  index record appears for every search key value in the file

A.Dense Index*

B.Sparse index

C.Hash index

D.Single-key index

Ans:A

58.In hashing,we use the term to denote a unit of storage that can store one or more records.

A.Field

B.Hash function

C.Index

D.Bucket*

Ans:D

59.The number of transactions executed in a given amount of time is called

A.Response time

B.Waiting time

C.Throughput*

D.Performance

Ans:C

60.------------is a predicate expressing a condition that we wish the database always to satisfy

A.Autherization

B.Deadlock

C.QBE

D.Assertion*

Ans:D

61.A variation in the representation of the waterfall model is called

A.Classic life cycle

B.V-Model*

C.Incremental process model

D.Spiral model

Ans:B

62.The most common manifestation of separation of software into separately named and addressable components is called

A.Concern

B.Pattern

C.Modularity*

D.Independence

Ans:C

63.----------is an indication of the relative interdependence among modules

A.Coupling*

B.Cohesion

C.Hiding

D.Refactoring

Ans:A

64.The diagram which help you to determine the functionality and features of the software from the user’s perspective

A.Class diagram

B.Deployment diagram

C.Sequence diagram

D.Use-case diagram*

Ans:D

65.-------testing is focuses on the functional requirements of the software.

A.White-box testing

B.Black-box testing*

C.Condition testing

D.Unit testing

Ans:B

66.The software metric that provides a quantitative measure of the logical complexity of a program

A.Cylcomatic complexity*

B.Defect removal efficiency

C.Object-oriented metrics

D.LOC

Ans:A

67.----is the most widely used strategy for statistical quality assurance in industry

A.Pareto principle

B.CMM

C.Six Sigma*

D.IEEE

Ans:C

68.----------is an agile software development approach

A.Extreme programming*

B.Quality function deployment

C.PSPEC

D.Unified process

Ans:A

69.---------provides a notation that translates actions and conditions described in a use case into a tabular form

A.Decision tree

B.Pattern

C.Linear structures

D.Decision tables*

Ans:D

70.----------is a project scheduling method

A.PERT*

B.Scrum model

C.UML

D.RAD

Ans:A

71.The bus carries bits between

A.Microprocess and Memory

B.Microprocessor and I/Os

C.Memory and I/Os

D.Microprocessor,Memory and I/Os*

Ans:D

72.The Gray code for the binary number’(101110)-(2)’is

A.111101

B.111001*

C.111011

D.111010

Ans:B

73.Simplify the expression AB+A(B+C)+B(B+C)using Boolean algebra techniques is

A.C+AC

B.A+AC

C.B+AC*

D.B+AB

Ans:C

74.How many 74154 4-line-to-16-line decoders are necessary to decode a six-bit binary number?

A.One

B.Two*

C.Three

D.Four

Ans:B

75.The binary equivalent for the BCD number 10000101 is

A.’(1010100)-(2)’

B.’(1000100)-(2)’

C.’(1110100)-(2)’

D.’(1010101)-(2)’*

Ans:D

76.How many states are there in an eight-bit Johnson counter sequence?

A.4

B.8

C.16*

D.32

Ans:C

77.How many clock pulses are required to serially enter a byte of data into an eight-bit shift register?

A.8*

B.16

C.32

D.64

Ans:A

78.How many address bits are required for a 2048-bit memory?

A.10 bits

B.11 bits*

C.12 bits

D.13 bits

Ans:B

79.How many tracks are there on a typical 5Square root of 2’inch floppy disk?

A.64

B.67

C.77*

D.87

Ans:C

80.Visual cryptography is mainly used for

A.Text encryption

B.Video encryption

C.Audio encryption

D.Image encryption*

Ans:D

81.Whose words are these”No Caste.No Religio.No God for Human being’?

A.Shree Narayana Guru

B.K.Ayyappan*

C.Swami Vivekananda

D.Pandit Karuppan

Ans:B

82.Which Article of Constitution provide uniform civil code for the citizens?

A.Article 47

B.Article 39

C.Article 44*

D.Article 48

Ans:C

83.Which agitation in Kerala is known as the ‘Maru Marakkal Samaram’?

A.Channar Revolt*

B.Attingal Revolt

C.Revolt of 1857

D.Kurichiyar Revolt

Ans:A

84.Who is known as ‘Kalidasa of Kerala’?

A.Kerala Varma Valiya Koil Thampuran*

B.KUmaranasan

C.Azuthachan

D.Ulloor S Parameswaran Ayyar

Ans:A

85.Who acted the role of Shree Narayana Guru in the film’Yugapurusham’?

A.Mammooty

B.Thalaivasal Vijay*

C.R.Sukumaran

D.Mohanlal

Ans:B

86.Which among the following ‘8^(th)’Schedule languages of the Constitution are spoken by minority polulation?

A.Konkani

B.Dogri

C.Sanskrit*

D.Manipuri

Ans:C

87.The birth place of Chattampi Swamikal

A.Kannammoola*

B.Venganoor

C.Sasthamkovil

D.Chempazani

Ans:A

88.How many numbers of days lasted the Vaikom Satyagraha?

A.603 days*

B.618 days

C.630 days

D.512 days

Ans:A

89.Which social reformer is known as the ‘Lincoln of Kerala’?
A.Chattampi Swamikal

B.Pandit Karuppan*

C.K.Ayyappan

D.Shree Narayana Guru

Ans:B

90.The Jnanapit Award recipient of 2015 Raghuveer Chaudhari is famous for his writings in----language

A.Bengali

B.Kannada

C.Hindi

D.Gujarati*

Ans:D

91.In which year the European Union was awarded the Nobel Prize for peace?

A.2014

B.2013

C.2012*

D.2015

Ans:C

92.Which movie won the best picture award for the 2016 Oscar?

A.The Revenant

B.Bridge of Species*

C.Spot Light

D.Brooklyn

Ans:B

93.Which Iranian film maker who won the ‘Palme d’ or’ passed away recently?

A.Majid Majidi

B.Abbas Kiarostami*

C.Mohsen Makhmalbaf

D.Jafar Panali

Ans:B

94.Which country is the last member State of UNO?

A.Bahamas

B.Azerbijan

C.South Sudan*

D.Zimbabwe

Ans:C

95.Whose work is “Keralam Malayalikalude Mathrubhumi”?

A.George Varghese

B.B.Rajeevan

C.Dr.D.Babu Paul

D.E.M.S*

Ans:D

96.Which literary work received the Vayalor Award of 2015?

A.Manushyanu Oru Aamukham*

B.Arachaar

C.Shyama Madhavam

D.Anthimahakalam

Ans:A

97.Who is the Human Resource Development Minister of Union Cabinet?

A.Smriti Irani

B.Prakash Javadekar*

C.Kabilsibel

D.M.Venkaiah Naidu

Ans:B

98.Which Article of the Constitution was names by Dr.B.R.Ambedkar as the Jewel Part?

A.Article 32*

B.Article 19

C.Article 29

D.Article 31

Ans:A

99.Who won the 2016 COPA America?

A.Argenteena

B.USA

C.Chili*

D.Columbia

Ans:C

100.Full form of NSG

A.Nuclear Suppliers Group*

B.National Security Group

C.National Savings Group

D.Nuclear Sanctioned Group

Ans:A