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Write about drivers and stubs.
Drivers and stub software require to be developed to test incompatible software.
The " driver" is a program that accepts the test data and prints the relevant results. The "stub" is a subprogram that uses the module interfaces and determines the minimal data manipulation if needed.
What are the benefits of horizontal partitioning? i. Software that is simple to test. ii. Software that is simpler to maintain. iii. Propagation of fewer side effects.
QUESTION (a) Explain why making some replica managers read-only may improve the performance of a gossip system. (b) In the gossip architecture, why does a replica manager ne
What is a Real time system? Real time system is a software system in which the correct functionalities of the system are dependent upon results formed by the system and the tim
risks and types of software risks
Name certain common tools which are used for load testing. - Rational Performance Tester by IBM Rational - Open STA an Open Source tool - LoadRunner by HP - Silk Perfo
Write short notes on empirical estimation models. Estimation model for computer software uses empirically derived formulas to assume effort as a function of line of codes (LOC)
What are the common approaches in debugging? Brute force method: The memory dumps and run-time tracks are checked and program with write statements is loaded to get clues to er
Q. Compare the basic COCOMO model with the detailed COCOMO model. Ans. COCOMO contains of a hierarchy of three increasingly detailed and accurate forms. Basic COCOMO i
Why software change occurs? Software change happens because of the following reasons. New needs emerge when the software is used. The business environment changes. Errors need
Q. Explain Basic Execution Time Model? The model was developed by the J.D. MUSA in 1979(MUSA79) and is based on execution time. It is presumed that failures may occur according
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