Recent questions without answers

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3903
In the transaction management of schedule, theConflict serializability implies View serializabilityView serializability implies Conflict serializabilityConflict serializa...
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3904
A two level indexed sequential file of size $12,000$ records has $20$ entries in each index. The average number of accesses required for accessing a desired record is$600...
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3905
In a real time system, the time is more important than the quality ofStructure of the systemFunction of the systemCardinality of the fileFunctional dependencies of the re...
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3906
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3907
In a communicative network, though the scope of base station is circular area, the network scope is represented by______ shape, as it is nearest to the circular area. tri...
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3909
 The signature present in the object method clause of the class diagram contains ____________attributes of the related classes and ___________type. return, referentia...
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3910
In the 'Analyzing’ stage of Software Development Life Cycle (SDLC), _______defines the entire memory structure and ________ defines the main memory.schema, paradigm �...
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3911
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3912
A society is called information society if majority of people of all walks of life use _______ for their routine information processing.calculatorinformationcomputertelev...
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3913
In software engineering, the word paradigm means the operators and _______ are within the system. variablesoperandsconstantstransitive verbs
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3916
Agile process model is developed based on _______(number) principles and one of the most widely used approach is called _____(XP).$5$, External programming $6$, Extreme p...
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3917
Software maintenance means perennial updation of software to the changing needs of ___ process and advancement in ____. business, technologybusiness, businessbusiness, i...
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3918
In the Rational Unified Process (RUP), the _____ milestone is reached after completion of elaboration stage.lifecycle objectiveslifecycle architectureinitial operationa...
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3919
The ___________statement in the program, reserves a record length memory for the file with structures defined in the program.opencloseReadWrite
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3920
The visibility ‘protected' is used only with attributes and methods of subclasssuper classabstract classbase class
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3921
The postfix notation for infix notation $a^*(b+c)+d÷e$ is given by$abc^*+de ÷ +$$abc+^*de ÷ +$$abcde +^*÷ +$$abc^*+de + ÷$
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3922
The infix notation helps ______ to compute and postfix & prefix notations help ____ to compute.human, algorithmprogram, humanhuman, machinemachine, human
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3923
A binary tree of height $h$ can have at most minimum of _______ elements where $n$ is the height of the tree.$2^n$$2^n+1$$2^n+1$$2^{2n}$
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3925
The logical data model of any DBMS is the ______ of the ______ model in terms of the DBMS.version, conceptualconceptual, physicalinternal, conceptualversion, physical
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3926
In UML, the number of usecase diagrams commensurate with ______.number of usecasesnumber of classesnumber of actorsnumber of object methods 
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3927
Software development planning is designed using   activity diagram  object structure diagram activity chart  bar chart 
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3928
The Software Development Life Cycle used in process models for software development will be with meaningful life cycle if between consecutive stages there exist _______...