Kerala PSC Previous Years Question Paper & Answer

Question Code : A


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'HSST - COMPUTER SCIENCE' And exam conducted in the year 2013. And Question paper code was '144/2013'. Medium of question paper was in Malayalam or English . Booklet Alphacode was 'A'. Answer keys are given at the bottom, but we suggest you to try answering the questions yourself and compare the key along wih to check your performance. Because we would like you to do and practice by yourself.

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Excerpt of Question Code: 144/2013

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Question Paper Code: 144/2013
Exam: 11557
Medium of Question: English
Date of Test 29982014
Alphacode A
‘Question! =In a BST, the traversal type which would print the values in the nodes in sorted order is =





D:-None of the above
Correct Answer:- Option -B

Question? The contrapositive of the statement, "You win the game if you know the rules but are not overconfident" is :
Arf you lose the game then you don’t know the rules or you are overconfident.
Belf you know the rules and are overconfident then you win the game.
CA necessary condition that you know the rules or you are not overconfident is that you win the game.
D:-If you dont't know the rules or are overconfident you lose the game.
Correct Answer:- Option-A

(Question3 -If L1 be the class of languages accepted by finite state machines and L2 be the class of languages represented by regular expressions then,

கம்ம கற
ட ததா!
टला ८ 12
DeLl = 12
Correct Answer:- Option-D
பட =In which one of the following models can requirements be redefined
AvSpiral Model
B:-Prototyping Model
C:Waterfall Model
D:-Evolutionary Model
Correct Answer: Option-B


Question The method adopted by the memory management module of an OS of a computer to periodically collect all the free memory space to form contiguous block of free space is called

‘AxDynamic Memory Allocation
B:-Garbage Collection
Correct Answer:- Option-B

Question6 :Among the following statements about binary trees which one is NOT true ?
Av Every non-empty tree has exactly one root node,
B:-Every non-root node has exactly one parent.
CrEvery binary tree has at least one node.
D:-Every node has at most two children.
Correct Answer:- Option-C

Question? -DRAM is used as main memory in a computer system because it,
Avneeds refreshing circuitary
B:-consumes less power
Chas higher speed
D:-has lower cell density
Correct Answer:- Option-C

Questions -8251 is a
CProgrammable interval timer/counter
D:-Programmable Interrupt Controller
Correct Answer:- Option-B

Question ۰۸ public key encryption system
Ax Allows only the correct receiver to decode the data
B:-Does not encode the data before transmitting it
CrAllows only the correct sender to decode the data
D:-Allows only one to decode the transmission
Correct Answer:- Option-A

Question] 0:Environment variables can be accessed by
B:C programs
CrShell scripts
D:-All of these
Correct Answer:- Option-D

Question! 1=DML is used for
Av-Addition of new structures in the database system
B:-Manipulation and processing of database
CDefinition of physical structure of database system
D:-Description of logical structure of database
Correct Answer:- Option-B

Question! 2Suppose that N = {1, 2, 3, ..} be ordered by divisibility, which one of the following subset is totally ordered?
B:-(4, 15, 30)
Correct Answer:- Option-A

(Question! 3-Which among the following searching technique takes O(1) time to locate a data ?
AvBinary Search
B:-Tree Search
D:-Linear Search
Correct Answer:- Option-C

Question! 4=The cause for poor response time is
As High W/O rates
B:-High paging rates
CeProcess busy

09/19/2014 10:05 AM

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