Which web app attribute is defined by the statement:”A large number of users may access the WebApp at one time”?
		A. Unpredictable load
B. Performance
C. Concurrency
D. Network intensiveness
		A. Unpredictable load
B. Performance
C. Concurrency
D. Network intensiveness
		A. Lower
B. Classic
C. Real
D. Middle
Explanation: Lower and Upper CASE tools support analysis and design.
		A. extract abstractions
B. renovation
C. reclamation
D. both renovation and reclamation
Explanation: Forward engineering, also called renovation or reclamation , not only recovers design information from existing software, but uses this information to alter or reconstitute the existing system in an effort to improve its overall quality
		A. data analysis
B. directionality
C. data extraction
D. client applications
		A. Cost Aided Software Engineering
B. Computer Aided Software Engineering
C. Control Aided Software Engineering
D. None of the mentioned
Explanation: CASE tools purpose is to make the work of software development and maintenance easier and more reliable.
		A. interactivity
B. completeness
C. abstraction level
D. direction level
		A. to reduce maintenance effort
B. to cope with complexity
C. to avoid side effects
D. to assist migration to a CASE environment
Explanation: Reverse engineering helps us to detect side effects rather than avoiding them.