Question: Selective retest techniques may be more economical than the “retest-all”technique.How many selective retest techniques are there?

• 1. two
• 2. three
• 3. four
• 4. five

Question: The modification of the software to match changes in the ever changing environment, falls under which category of software maintenance ?

• 1. Corrective
• 2. Adaptive
• 3. Perfective
• 4. Preventive

Question: Software Maintenance includes ?

• 1. Error corrections
• 2. Enhancements of capabilities
• 3. Deletion of obsolete capabilities
• 4. All of the mentioned

Question: What are the two ways to view the human error of a sociotechnical system ?

• 1. hardware and software approach
• 2. management and users approach
• 3. person and systems approach
• 4. all of the mentioned

Question: How many phases are there in Taute Maintenance Model ?

• 1. six
• 2. seven
• 3. eight
• 4. nine

Question: Maintenance is classified into how many categories ?

• 1. two
• 2. three
• 3. four
• 4. five

Question: In a sociotechnical system, you need to consider reliability from perspectives namely ?

• 1. only software reliability
• 2. only hardware reliability
• 3. hardware and software reliability
• 4. hardware, software and operator reliability

Question: Which property of a sociotechnical system varies depending on how the component assemblies are arranged and connected ?

• 1. security
• 2. usability
• 3. volume
• 4. reliability

Question: There are _______________ overlapping stages in the lifetime of large and complex sociotechnical systems?

• 1. two
• 2. three
• 3. four
• 4. five

Question: Which property of a sociotechnical system depends on the technical system components, its operators, and its operating environment ?

• 1. security
• 2. usability
• 3. volume
• 4. reliability