Recent questions tagged nielit2021dec-scientistb

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Write Recurrence of Quick Sort in worst case.$ \text{T(n)} = \text{T (n-1)} + 1 $$ \text{T(n)} = \text{T (n-1) + n} $$ \text{T(n)} = 2 \text{T (n-1) + n} $$ \text{T(n)} =...
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$y = 10 \cos (1800 \; \pi t) + 20 \cos (2000 \; \pi t) + 10 \cos (220 \; \pi t).$ Find the modulation index $(\mu)$ of the given wave. $0.3$$0.5$$0.7$$1$
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Match the following:$$\begin{array} {llll} & \textbf{List-I} & & \textbf{List-II} \\ \text{W.} & \text{Condition coverage} & 1. & \text{Black-box testing} \\ \text{X.} ...
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_________ is the class of decision problems that can be solved by non-deterministic polynomial algorithms.$\text{NP}$$\text{P}$HardComplete
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The following circuit depicts the implementation of __________$\text{XOR}$ Gate$\text{AND}$ Gate$\text{OR}$ Gate$\text{NAND}$ Gate
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The following type definition is for a ____________ . type pointer $= \; \uparrow$ nodenode = record data : integerlink : pointerend;Structure Link List StackDoubly link ...
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When factorizing the Boolean equation $ \text{Y} = \text{A} \overline {\rm B} + \text{AB},$ the result will be :$\text{A} \overline {\rm B}$$\text{AB}$$\text{A}$$\text{B}...
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The ___________ of a relationship is $0$ if there is no explicit need for the relationship to occur or the relationship is optional. modalitycardinalityentitystructured a...
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A language $\text{L}$ is recognizable by a turing machine $\text{M}$ if and only if $\text{L}$ is a _____________ language.Type $0$Type $1$Type $2$Type $3$
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The ____________ enables the software engineer to develop models of the information domain and functional domain at the same time.data flow diagramstate transition diagra...
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$100$ elements can be sorted in $100 \; \text{sec}$ using bubble sort. In $400 \; \text{sec},$ approximately ____________ elements can be sorted.$100$$200$$300$$400$
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____________ is the elapsed time between the time a program or job is submitted and the time when it is completed.Response time Turnaround timeWaiting timeThroughput
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The determinant of matrix $\begin{bmatrix} 0&p-q &p-r \\ q-p&0 &q-r \\ r-p&r-q &0 \end{bmatrix}$ is ____________ .$0$$(p-q)(q-r)(r-p)$$pqr$$3pqr$
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A wireless network interface controller can work in _______________ .infrastructure modead–hoc mode both infrastructure mode and ad-hoc mode $\text{WDS}$ mode
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$\text{ABC}{\ast}+$ is the postfix form of :$ \text{A}\;{\ast}\; \text{B} + \text{C} $$ \text{A}{\ast} + \text{BC} $$ \text{A} + \text{B}\;{\ast}\; \text{C} $none of thes...
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If developer wants to transform model into source code is also known as _____________ .Backward Testing / Engineering Forward EngineeringForward Testing Reverse Engineeri...
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The number of $4 \; \text{digit}$ numbers which contain not more than two different digits is :$576$$567$$513$$504$
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In Software Modeling $\text{‘IS A’}$ represents ______________ relationship.Aggregation Over loading Inheritance Design Patterns
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The operating system stores an ____________ in order to decide to which user to grant which access rights to which file $?$File allocation table Process control block Acc...
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Dijkstra’s Algorithm cannot be applied on _____________ .Directed and weighted graphs Graphs having negative weight functionUnweighted graph Undirected and unweighted g...
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The channel capacity of a noise free channel having $\text{M}$ symbols is given by :$\text{M}$$2^{\text{M}}$$\log \text{M}$None of these
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Which type of illustration lists the functionality of whole project $?$$\text{DFD} – 0$Class Diagram Use case Diagram State Diagram
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A bottom-up parser generates _______________ .Rightmost derivationRightmost derivation in reverse Leftmost derivationLeftmost derivation in reverse
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Let the random variable $\text{X}$ has a mixed distributions with probability $\text{P(X = 0)} = \alpha,$ and the density function.$f_{x}(x) = \left\{\begin{matrix} \beta...
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What is the value of $f(4)$ using the following $C$ code:int f(int k){ if(k<3) return k; else return f(k-1) * f(k-2) + f(k-3); }$5$$6$$7$$8$