Recent questions tagged ugcnetjan2017ii

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3 answers 3 answers
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Which of the following strings would match the regular expression : $p+ [3-5] * [xyz]$?$p443y$$p6y$$3xyz$$p35z$$p353535x$$ppp5$I, IlI and VI onlyIV, V and VI onlyII, IV ...
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Consider the following assembly language instructions:mov al, 15 mov ah, 15 xor al, al mov cl, 3 shr ax, cl add al, 90H add ah, 0What is the value in $ax$ register after ...
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Consider the following statements related to compiler construction:Lexical Analysis is specified by context-free grammars and implemented by pushdown automata.Syntax Anal...
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The contents of Register $(BL)$ and Register $(AL)$ of $8085$ microprocessor are $49H$ and $3AH$ respectively. The contents of $AL$, the status of carry flag $(CF)$ and s...
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Which of the following statement(s) regarding a linker software is/are true ?A function of a linker is to combine several object modules into a single load module.A funct...
2 2 votes
5 answers 5 answers
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There are three processes $P_{1}, P_{2}$ and $P_{3}$ sharing a semaphore for synchronizing a variable. Initial value of semaphore is one. Assume that negative value of se...
1 1 vote
5 answers 5 answers
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In a paging system, it takes $30$ ns to search translation Look-a-side Buffer (TLB) and $90$ ns to access the main memory. If the TLB hit ratio is $70\%$, the effective m...
1 1 vote
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Match the following w.r.t Input/Output management :$\begin{array}{ll} &{\text{List – I}} & & {\text{List – II}} \\ \text{a.} & \text{Device controller} & \text{i.} & \te...
2 2 votes
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Which of the following scheduling algorithms may cause starvation ?First-come-first-servedRound RobinPriorityShortest process nextShortest remaining time first a, c and e...
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Distributed operating systems consist of:Loosely coupled O.S. software on a loosely coupled hardware.Loosely coupled O.S. software on a tightly coupled hardware.Tightly c...
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Software Engineering is an engineering discipline that is concerned with:how computer systems work.theories and methods that underlie computers and software systems.all a...
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Which of the following is not one of three software product aspects addressed by McCall's software quality factors ?Ability to undergo changeAdaptiability to new environm...
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Which of the following statement(s) is/are true with respect to software architecture?$S1$ : Coupling is a measure of how well the things grouped together in a module bel...
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3 answers 3 answers
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The prototyping model of software development is:a reasonable approach when requirements are well-defined.a useful approach when a customer cannot define requirements cle...
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A software design pattern used to enhance the functionality of an object at run-time is:AdapterDecoratorDelegationProxy
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Match the following :$\begin{array}{clcl} & \textbf{List-I} & {} & \textbf{List-II} \\ \text{a.} & \text{Affiliate Marketing} & \text{i.} & \text{Vendors ask partners t...
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__________ refers loosely to the process of semi-automatically analyzing large databases to find useful patterns.DataminingData warehousingDBMSData mirroring
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Which of the following is/are true w.r.t. applications of mobile computing?Travelling of salesmanLocation awareness servicesa true; b false.Both a and b are true.Both a a...
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3 3 answers
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In $3G$ network, $\text{W-CDMA}$ is also known as $\text{UMTS}$. The minimum spectrum allocation required for $\text{W-CDMA}$ is$2$ MHz$20$ KHz$5$ KHz$5$ MHz
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Which of the following statements is/are true w.r.t. Enterprise Resource Planning (ERP)?ERP automates and integrates majority of business processesERP provides access to ...