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  • Question
  • Describe Bottom-Up and Top-Down approach in Testing.


  • Correct Answer
  • Bottom Up Approach: The bottom up approach testing approach is carried out with the help of the test driver The test driver calls a component to be tested The modules in the lower level of call hierarchy are tested independently Then the next level modules are tested that call previously tested modules This is done repeatedly until all the modules are included in the testing Bottom up testing stops when the top module in the call hierarchy is tested with all lower call hierarchy modules Top Down Approach: The top down approach is carried out with the help of the test stub Test stub are the dummy programs The Stub is called from the software component to be tested Tests top layer of controlling subsystem first Then combine modules that are called by the tested modules and test resulted collection of modules Do this until all the modules are combined and tested 


  • More questions

    • 1. What is CRR rate?
    • Discuss
    • 2. Which among the following are not access Specifiers in C++?

    • Options
    • A. Public
    • B. Protected
    • C. Default
    • D. Private
    • Discuss
    • 3. In which year, the first bank of India "Bank of Hindustan" was established ?

    • Options
    • A. 1677
    • B. 1770
    • C. 1796
    • D. 1831
    • Discuss
    • 4. What could be the bucket size if collision and overlapping occur at same time?

    • Options
    • A. 2
    • B. 0
    • C. 1
    • D. 4
    • Discuss
    • 5. Default constructor accepts how many arguments?

    • Options
    • A. one
    • B. two
    • C. three
    • D. None
    • Discuss
    • 6. What are the mandatory part to present in function pointers?

    • Options
    • A. &
    • B. retrun values
    • C. data types
    • D. none of these
    • Discuss
    • 7. Which of the following can derived class inherit?

    • Options
    • A. members
    • B. functions
    • C. both a & b
    • D. None of the above
    • Discuss
    • 8. What kind of object is modifying sequence algorithm?

    • Options
    • A. Function template
    • B. Class template
    • C. Method
    • D. None of these
    • Discuss
    • 9. Fixed Foreign Exchange rate can be changed by

    • Options
    • A. SEBI
    • B. Ministry of Finance
    • C. RBI
    • D. All of the above
    • Discuss
    • 10. The shortcut key to quit from tally is

    • Options
    • A. CTRL + Q
    • B. CTRL + ESC
    • C. CTRL + T
    • D. CTRL + P
    • Discuss


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