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Recent questions tagged nielit2016mar-scientistc

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NIELIT 2016 MAR Scientist C - Section C: 1
The advantage of better testing in software development is in waterfall modelprototypingiterativeall of these
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NIELIT 2016 MAR Scientist C - Section C: 2
The file manager is responsible fornaming filessaving filesdeleting filesall of these
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NIELIT 2016 MAR Scientist C - Section C: 3
Every Boyce-Codd Normal Form (BCNF) decomposition isdependency preservingnot dependency preservingneed be dependency preservingnone of these
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NIELIT 2016 MAR Scientist C - Section C: 4
A functional dependency of the form $x\to y$ is trivial if$y\subseteq x$y\subset x$x\subseteq y$x\subset y\:\text{and}\:y\subset x$
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NIELIT 2016 MAR Scientist C - Section C: 5
A primary key, if combined with a foreign key createsparent child relationship between the tables that connect themmany-to-many relationship between the tables that connect themnetwork model between the tables that connect themnone of these
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NIELIT 2016 MAR Scientist C - Section C: 6
Memory mapped displaysare utilized for high resolution graphics such as mapsuses ordinary memory to store the display data in character formstores the display data as individual bitsare associated with electromechanical teleprinters
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NIELIT 2016 MAR Scientist C - Section C: 7
In real-time operating systems, which of the following is the most suitable scheduling scheme?round-robinfirst-come-first-servedpreemptiverandom scheduling
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NIELIT 2016 MAR Scientist C - Section C: 8
If there are $32$ segments, each of size $1$ K byte, then the logical address should have$13 \text{ bits}$14 \text{ bits}$15 \text{ bits}$16 \text{ bits}$
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NIELIT 2016 MAR Scientist C - Section C: 9
Which of the following can be accessed by transfer vector approach of linking?External data segmentsExternal subroutinesData located in other procedureAll of these
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NIELIT 2016 MAR Scientist C - Section C: 10
Relocation bits used by relocating loader are specified byRelocating loader itselfLinkerAssemblerMacro processor
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NIELIT 2016 MAR Scientist C - Section C: 11
The most powerful parser is$\text{SLR}$\text{LALR}$Canonical $\text{LR}$Operator-precedence
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NIELIT 2016 MAR Scientist C - Section C: 12
$\text{YACC}$ builds up$\text{SLR}$ parsing tableCanonical $\text{LR}$ parsing table$\text{LALR}$ parsing tableNone of these
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NIELIT 2016 MAR Scientist C - Section C: 13
Context-free grammar can be recognized by finite state automation$2$- way linear bounded automatapush down automataboth (B) and (C)
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NIELIT 2016 MAR Scientist C - Section C: 14
If every string of a language can be determined, whether it is legal or illegal in finite time, the language is calleddecidableundecidableinterpretivenon-deterministic
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NIELIT 2016 MAR Scientist C - Section C: 15
The defining language for developing a formalism in which language definitions can be stated, is calledsyntactic meta languagedecidable languageintermediate languagehigh level language
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NIELIT 2016 MAR Scientist C - Section C: 16
If $f:\{a,b\}^{\ast}\rightarrow \{a,b\}^{\ast }$ be given by $f(n)=ax$ for every value of $n\in \{a,b\}$, then $f$ isone to one not ontoone to one and ontonot one to one and not ontonot one to one and onto
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NIELIT 2016 MAR Scientist C - Section C: 17
Regular expression $(a \mid b)(a \mid b)$ denotes the set$\{a,b,ab,aa\}$\{a,b,ba,bb\}$\{a,b\}$\{aa,ab,ba,bb\}$
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NIELIT 2016 MAR Scientist C - Section C: 18
Two alternative package $A$ and $B$ are available for processing a database having $10^{k}$ records. Package $A$ requires $0.0001 n^{2}$ time units and package $B$ ... $ for which package $B$ will be preferred over $A$?$12$10$6$5$
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NIELIT 2016 MAR Scientist C - Section C: 19
When a subroutine is called, then address of the instruction following the CAL instruction is stored in/on theStack pointerAccumulatorProgram counterStack
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NIELIT 2016 MAR Scientist C - Section C: 20
Start and stop bits are used in serial communication for error detectionerror correctionsynchronizationslowing down the communication
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NIELIT 2016 MAR Scientist C - Section C: 21
Repeaters function inPhysical layerData link layerNetwork layerBoth (A) and (B)
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NIELIT 2016 MAR Scientist C - Section C: 22
What are the primary characteristics that distinguish a cell from a packet?cells are generally smaller that packetscells do not incorporate physical addressall cells have the same fixed lengthpacket cannot be switched
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NIELIT 2016 MAR Scientist C - Section C: 23
The graph theoretic concept will be useful in software testing is Cyclomatic numberHamiltonian circuitEulerian cycleNone of these
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NIELIT 2016 MAR Scientist C - Section C: 24
In testing phase, the effort distribution is upto$10\%$20\%$40\%$50\%$
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NIELIT 2016 MAR Scientist C - Section C: 25
Which of the following is FALSE?$Read\ \wedge as\ AND, \vee\ as\ OR, \sim as\ NOT, \rightarrow$ as one way implication and $\leftrightarrow$ ... rightarrow (x\vee y))$((x\vee y)\leftrightarrow (\sim x\vee \sim y))$
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NIELIT 2016 MAR Scientist C - Section C: 26
The seek time of a disk is $30$ ms. It rotates at the rate of $30$ rotations/second. The capacity of each track is $300$ words. The access time is (approximately)$62$ ms$60$ ms$50$ ms$47$ ms
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NIELIT 2016 MAR Scientist C - Section C: 27
The process of entering data into a storage locationcauses variation in its address numberadds to the contents of the locationis called a readout operationis destructive of previous contents
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NIELIT 2016 MAR Scientist C - Section C: 28
Serial access memories are useful in applications wheredata consists of numbersshort access time is requiredeach stored word is processed differentlydata naturally needs to flow in and out in serial form
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NIELIT 2016 MAR Scientist C - Section C: 29
An external variableis globally accessible by all functionshas a declaration “extern” associated with it when declared within a functionwill be initialized to $0$ if not initializedall of these
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NIELIT 2016 MAR Scientist C - Section C: 30
A hash table with $10$ buckets with one slot per bucket is depicted. The symbols, $S1$ to $S7$ are initially emerged using a hashing function with linear probing. ... $5$4$3$
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