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FINAL ANSWER KEY

Question Paper Code: 1442013
Exam: HSST
Medium of Question: English
Date of Test 20082014
Alphacode A
Question] +In a BST, the traversal type which would print the values in the nodes in sorted order is <
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8:16
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D:-None of the above.
Correct Answer:- Option B

Question2:The contrapositive of the statement, "You win the game if you know the rules but are not overconfident" is

Ax1If you lose the game then you don't know the rules or you are overconfident,

If you know the rules and are overconfident then you win the game.

Co-A necessary condition that you know the rules or you are not overconfident is that you win the game.

D:If you 60081೬ knorw the rules or are overconfident you lose the game.

Correct Answer:- Option-A

Question3+1f L1 be the class of languages accepted by finite state machines and L2 be the class of languages represented by regular expressions then,

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‎Correct Answer:- Option-D
Questiond -In which one of the following models can requirements be redefined
Ax-Spiral Model
B:Prototyping Model
Cr-Waterfall Model
D:Evolutionary Model
Correct Answer:- Option-B

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Questions -The method adopted by the memory management module of an OS of a computer 10 periodically collect all the free memory space to form contiguous block of free space is called

‘A:-Dynamic Memory Allocation
B:Garbage Collection
C:Concatenation
D:-Collision
Correct Answer:- Option-B

ರ - Among the following statements about binary trees which one is NOT true 2
AvEvery non-empty tree has exactly one root node.
B:Every non-root node has exactly one parent.
CoEverybinary tree has at least one node.
D:-Every node has at most two children.
Correct Answer:- Option-C

Question7-DRAM is used മട main memoryin a computer system because it
कप्त refreshing circuitary
B:-consumes loss power
Cohas higher speed.
Dx-has lower cell density
Correct Answer:- OptionC

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D:-Programmable Interrupt Controller
Correct Answer:- Option B

Question9 -A public key encryption system
பியி only the correct receiver to decode the data
B:-Does not encode the data before fransmitting it
Co-Allows 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
A-System programs
B:C programs
சல்லி 501085
2-1 ೦8 ‏٥٥٥‎
‎Correct Answer:- Option-D

Question] 1-DML is used for
AvAddition of new structures in the database system
B:-Manipulation and processing of database
Ce-Definition of physical structure of database system
D:-Description of logical structure of database
Correct Answer:- Option-B

Question1 2:-Suppose that N = {1, 2,3, ..} be ordered by divisibility, which one of the following subsot is totally ordered?
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B:(, 15,30)
೦:43,5,15)
D:(2,9.16)
Correct Answer:- Option-A

Question] 3-Which among the following searching technique takes O(1) time to locate a data ?
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D: Linear Search
Correct Answer:- OptionC

Question1 4+ The cause for poor response time is
AsHigh 1O rates
B:High paging rates
Cr-Process busy

09/19/2014 10:05 AM