Software Engineering Mcqs

Page No. 167

Which of the following is a Strategy to achieve Software diversity ?


aDifferent programming languages


bDifferent design methods and tools


cExplicit specification of different algorithms


d All of the mentioned



Which process characteristic with respect to Dependability Engineering is mentioned by the statement: “The process should be understandable by people apart from process participants” ?


a Diverse


bDocumentable


cAuditable


dNone of the mentioned


View Answer Auditable

Which of the following examples does not involve dependability engineering ?


aMedical Systems


bPower Systems


c Library Management


dTelecommunications


View Answer Library Management

Consider a case where the failure of the system causes damage to the system itself or it data. What type of failure is being described here ?


aLoss of service


b Incorrect service delivery


cSystem/data corruption


d None of the mentioned



At which stage of risk analysis specification, the additional security requirements take account of the technologies used in building the system and system design and implementation decisions ?


aPreliminary risk analysis


bLife-cycle risk analysis


cOperational risk analysis


dAll of the mentioned



Which reliability metric sets out the probable number of system failures that are likely to be observed relative to a certain time period ?


a POFOD


bROCOF


cAVAIL


dNone of the mentioned


View Answer ROCOF

Which reliability requirements are concerned with maintaining copies of the system ?


aChecking requirements


bRecovery requirements


cRedundancy requirements


dAmbiguous requirements


View Answer Recovery requirements

Which of the following is not a functional reliability requirement for a system ?


aChecking requirements


b Recovery requirements


cRedundancy requirements


dAmbiguous requirements



POFOD stands for___________________?


aPossibility of failure of data


bProbability of failure of data


cPossibility of failure on demand


dProbability of failure on demand



How many stages are there in Risk-driven requirements specification ?


athree


bfour


cfive


dsix


View Answer four

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