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Recent questions tagged nielit2017oct-assistanta-cs

1 votes
1 answer
38
NIELIT 2017 OCT Scientific Assistant A (CS) - Section B: 14
E-R model uses this symbol to represent weak entity set? Dotted rectangle Diamond Doubly outlined rectangle None of these
E-R model uses this symbol to represent weak entity set?Dotted rectangleDiamondDoubly outlined rectangleNone of these
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1 votes
2 answers
40
NIELIT 2017 OCT Scientific Assistant A (CS) - Section B: 16
If $P$ is risk probability, $L$ is loss, then Risk Exposure $(RE)$ is computed as. $RE = P/L$ $RE = P + L$ $RE = P \ast L$ $RE = 2 \ast P \ast L$
If $P$ is risk probability, $L$ is loss, then Risk Exposure $(RE)$ is computed as.$RE = P/L$ $RE = P + L$$RE = P \ast L$$RE = 2 \ast P \ast L$
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8 votes
3 answers
44
NIELIT 2017 OCT Scientific Assistant A (CS) - Section B: 20
The possible number of Boolean function of $3$ variables $X,Y$ and $Z$ such that $f(X,Y,Z) = f(X’,Y’,Z’)$ $8$ $16$ $64$ $32$
The possible number of Boolean function of $3$ variables $X,Y$ and $Z$ such that $f(X,Y,Z) = f(X’,Y’,Z’)$$8$$16$$64$$32$
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1 votes
3 answers
45
NIELIT 2017 OCT Scientific Assistant A (CS) - Section B: 21
What is the modality of relationship, if there is no explicit need for relationship to occur? Zero Two Three One
What is the modality of relationship, if there is no explicit need for relationship to occur?ZeroTwoThreeOne
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1 votes
4 answers
46
NIELIT 2017 OCT Scientific Assistant A (CS) - Section B: 22
If the original size of data is $40$ then after adding error detection redundancy bit the size of data length is $26$ $36$ $46$ $56$
If the original size of data is $40$ then after adding error detection redundancy bit the size of data length is$26$$36$$46$$56$
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0 votes
1 answer
47
NIELIT 2017 OCT Scientific Assistant A (CS) - Section B: 23
Which of the following would not be specified in a communication protocol? Header contents Trailer contents Error Checking Data content of message
Which of the following would not be specified in a communication protocol?Header contentsTrailer contentsError CheckingData content of message
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0 votes
3 answers
49
NIELIT 2017 OCT Scientific Assistant A (CS) - Section B: 25
A micro programmed control unit Is faster than a hardwired unit Facilitates easy implementation of a new instruction Is useful when small programs are to be run All of the above
A micro programmed control unitIs faster than a hardwired unitFacilitates easy implementation of a new instructionIs useful when small programs are to be runAll of the ab...
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0 votes
2 answers
50
NIELIT 2017 OCT Scientific Assistant A (CS) - Section B: 26
If the channel is band limited to $6\;kHz$ and signal to noise ratio is $16,$ what would be the capacity of channel? $16.15$ kbps $23.24$ kbps $40.12$ kbps $24.74$ kbps
If the channel is band limited to $6\;kHz$ and signal to noise ratio is $16,$ what would be the capacity of channel?$16.15$ kbps$23.24$ kbps$40.12$ kbps$24.74$ kbps
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0 votes
0 answers
51
NIELIT 2017 OCT Scientific Assistant A (CS) - Section B: 27
At $100\%$ modulation, the power in each sideband is _______ of that of carrier. $50\%$ $40\%$ $60\%$ $25\%$
At $100\%$ modulation, the power in each sideband is _______ of that of carrier.$50\%$$40\%$$60\%$$25\%$
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0 votes
1 answer
52
NIELIT 2017 OCT Scientific Assistant A (CS) - Section B: 28
The capacity relationship is given by $C = W\log_{2}(1+S/N)$ $C = 2W\log_{2}(1+S/N)$ $C = W\log_{2}(1-S/N)$ $C = W\log_{10}(1+S/N)$
The capacity relationship is given by$C = W\log_{2}(1+S/N)$$C = 2W\log_{2}(1+S/N)$$C = W\log_{2}(1-S/N)$$C = W\log_{10}(1+S/N)$
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0 votes
2 answers
53
NIELIT 2017 OCT Scientific Assistant A (CS) - Section B: 29
Which of the following algorithm solve the all-pair shortest path problem? Dijakstra’s algorithm Floyd’s algorithm Prim’s algorithm Warshall’s algorithm
Which of the following algorithm solve the all-pair shortest path problem?Dijakstra’s algorithmFloyd’s algorithmPrim’s algorithmWarshall’s algorithm
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1 votes
3 answers
54
NIELIT 2017 OCT Scientific Assistant A (CS) - Section B: 30
An algorithm is made up of two modules $M1$ and $M2.$ If order of $M1$ is $f(n)$ and $M2$ is $g(n)$ then he order of algorithm is $max(f(n),g(n))$ $min(f(n),g(n))$ $f(n) + g(n)$ $f(n) \times g(n)$
An algorithm is made up of two modules $M1$ and $M2.$ If order of $M1$ is $f(n)$ and $M2$ is $g(n)$ then he order of algorithm is$max(f(n),g(n))$$min(f(n),g(n))$$f(n) + g...
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2 votes
1 answer
60
NIELIT 2017 OCT Scientific Assistant A (CS) - Section B: 36
Table employees has $10$ records. It has a non-NULL SALARY column which is also UNIQUE. The SQL statement SELECT COUNT(*) FROM EMPLOYEE WHERE SALARY > ALL (SELECT SALARY FROM EMPLOYEE); $10$ $9$ $5$ $0$
Table employees has $10$ records. It has a non-NULL SALARY column which is also UNIQUE. The SQL statementSELECT COUNT(*)FROM EMPLOYEEWHERE SALARY ALL (SELECT SALARY FROM...
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