Software Testing

Attempt any five of the following: -

(a) What is the purpose of software testing? Who should test?

(b) Explain the following terms: Test case, test suite, error, incident, fault and failure.

(c) Differentiate static and dynamic testing.'

(d) Explain the V-shaped software life cycle model of testing.

(e) What is Cyclomatic Complexity? Explain with appropriate example.

(f) Differentiate debugging and testing.

(g) Describe cause-effect graphing technique with the help of example.

b) Considering the issues of psychology, identify the set of vital testing principles or guidelines considered in software testing.

a. With a neat diagram of a testing life cycle explain following:

i) Fault 

a. With a neat diagram of a testing life cycle explain following:

ii) Failure

a. With a neat diagram of a testing life cycle explain following:

iii) Incident

a. With a neat diagram of a testing life cycle explain following:

iv) Test case

b. With a neat sketch, explain the features of “The SATM system.

a. Explain the following:

    i) Robustness testing 

a. Explain the following:

   ii) Worst-case testing.

b. Describe the equivalence class test cases for 'The triangle problem'.

a.Define the program graph. Write a structured triangle program and the program graph.

b. For the program graph G(P) and a set of program variable, define the terms "Defining node of a variable', 'Definition use path with respect to a variable 'All-Defs criterion', 'All C. uses/some p-used and 'All du-paths.criterion'.

a. Briefly explain the specification-based life-cycle models in levels of testing.

b. What is decomposition based integration? Define the different types of decomposition based integration.

a. Briefly explain the basic concepts for requirements specification in system testing.

b. Write a short note on: 'taxonomy of interactions' and 'Client/Server testing'

a. List and explain any four principles that characterize various approaches and techniques for analysis and testing. 

b. Explain how does the goals of quality process improvement can be accomplished for analysis and testing of a software. 

a. What is fault -based testing? Define the terminologies Program location and Alternate expression'.

b. Define scaffolding? Mention the purposes of scaffolding,

c. What is a test oracle? With a neat diagram explain the comparison based test oracle.

a. Discuss the risks generic to process management and risks specific to quality management with a suitable example. 

b. Discuss the basic elements of analysis and test plan.

Attempt any ten questions of the following: -

(a) What are the objectives of software testing? Can this objective be achieved 100%? 

(b) What are Test Matrices?

(c) Why we use Decision Tables?

(d) How do you measure Test effectiveness?

(e) What is Localization Testing?

(f)  Explain cause effect graphing.

(g) Explain Recovery Testing with. examples.

(h) Explain Eng-to-End Testing.

(i) What is the difference between re-testing and regression testing?

(j) Why are static testing and dynamic testing described as complementary?

(k) Explain Object-oriented testing.

(l) Explain the method of testing classes.

(a) Explain the limitation of testing. Why it is so hard.

(b) Explain the shaped software Life Cycle Model of testing,

(a) will exhaustive testing guarantee that the program is 100% correct

(b) Explain the role of software testing during software life cycle and why is it so difficult.

(a) Write a C program for finding the maximum and minimum out of three- numbers and compute its cyclomatic complexity using all possible methods.

(b) Explain cause-effect graphing technique. Why is it different from other functional techniques?

(a) What is the difference between weak normal and strong normal equivalence class testing?

(b) Write a program to calculate average of 10 numbers. Using data flow testing design all du paths and dc-paths in this program. 

(a) What sort of tests may be carried out during database testing?

(b) List and explain prioritization guidelines.

(a) Explain with the help of an algorithm, the test first approach used to test an RDBMS

(b) What is the importance of stubs? Explain through an example.

(a) Explain how coject oriented testing is different from procedural testing?Explain with example.

(b) Explain function oriented metrics and compare with size oriented metrics with examples.

(a) Explain the testing process for object-oriented programs.

(b) Write a C program for calculation of roots of a quadratic equation. Find out its all software science metrics.

Q1. Attempt any five of the following:

a) What is software testing? Explain objectives of software testing?

b) How is the decision table-based testing useful for testers?

c) Explain the following terms: test case, test suite, error, incident, fault and failure.

d) Differentiate between static and dynamic testing.

e) What are the issues in Object Oriented testing?

f) How mutation testing is different from slice-based testing.

g) Explain the V-shaped software life cycle model of testing.

a) Explain the limitations of software testing? Why is it so hard?

b) Explain any four methods used in manual software testing?

a) Software testing can be an unending process. What criteria are used to stop testing?

a) Write a program to sort an array of numbers. Draw the program graph and determine its cyclomatic complexity?

b) Explain cause-effect graph technique.

c) What is boundary value analysis? Generate test cases using BVA for a program having three inputs, each in the range of [1-100] 

a) What is equivalence class testing? Explain its types using suitable example.

b) Draw a flow graph and DD path graph using a program that classifies a triangle as: Scalene, Isosceles, Equilateral, and Not a Triangle. The range for input parameters is 0-100. Also find the independent paths from DD path.

a) Graphically illustrate the various levels of testing? Explain integration testing in detail. 

b) What is Regression testing? When and how is it performed?

a) What are stubs and drivers? Explain various debugging approaches of software testing? 

b) Differentiate between alpha and beta testing.

a) How is object-oriented integration and system testing different from functional oriented integration testing.

b) What is GUI testing? Explain its characteristics in detail?

a) What is class testing? Explain using an example.

b) Explain the challenges and strategies of testing internet applications.

(a) What is software testing and what are its limitations? Illustrate the test plan terplate using suitable example. 

(b) What is exit criterion of software testing process? What is its significance? 

Discuss in detail the steps of testing process and also describe various types of verification techniques used for testing. 

(a) Discuss different parts of decision table? Draw decision table for largest of three numbers. 

(b) Diagrammatically explain various types of equivalence class testing?

(b) Generate all the independent paths required for testing program that finds all even numbers between 1-50.

(a) What is unit testing? State its benefits and the components or objects used for performing unit testing, 

(b) What is regression testing and extreme testing? State the benefits and purpose of each testing method. 

(a) What is the difference between integration and system testing? Explain different strategies used for integration testing.

(b) What is mutation testing? Why high order mutants are not preferred?

(a) What is class testing? Explain various class testing techniques used in object-oriented testing? 

(b) What is GUI testing and what elements are covered in GUI testing?

(a) Explain in detail the object-oriented software testing process..

(b) State the strategies of testing internet applications.

Attempt  the following:

(a) State the relationship between software engineering and software testing?

Attempt  the following:

(b) Explain the difference between validation and verification

Attempt  the following:

(c) Differentiate between structural testing and functional testing?

Attempt  the following:

(d) What is a graph theory? Explain the terms-in-degree, out-degree, sink and source nodes of the graph.

Attempt  the following:

(e) What is debugging and why it is so hard?

Attempt  the following:

(f) State the issues and challenges experienced in object oriented software testing?

 Write short note on:

(i) DD-Path Testing

 Write short note on:

(ii) Boundary-value analysis

 Write short note on:

(iii) Graph Metrics

What is graph theory? How is it useful in testing? Explain in detail with suitable examples. 

(a) What are the essential of software testing? Why software testing is hard?

(b) What are the various principles of software testing?Unit IT

Consider a program for classification of a triangle. Its input in a triple of positive integers (say a, b, c) form interval [1,100). The output may be one of the following: [Scalene, Isosceles, Equilateral, Not a triangle, invalid inputs] Find all du paths identity those du-paths that are definition clear 

(a) Discuss cause effect graphing technique with an example.

(b) What is cyclomatic complexity? Explain with the help of an example.

Define Regression testing. Is it necessary to perform? How various regression testing techniques differ from each other? Explain in detail all the variants of regression testing techniques. 

(a) What are the various levels of testing? Elaborate with suitable example.

(b) What is debugging? Explain the debugging cycle and its role in testing process.

What is object-oriented testing? How is it different from simple testing and GUI testing? Explain various issues involved it with examples.

Explain in detail the various challenges and strategies involved in testing internet applications

Attempt the following:

(a) What is Software Testing? Is it possible to do complete testing.

Attempt the following:

(b) Explain error, fault and failure.

Attempt the following:

(c) What are Test cases? Elaborate with an example.

Attempt the following:

(d) What are the limitations of testing?

Attempt the following:

(c) Explain the difference between alpha and beta testing.

Attempt the following:

(f) Differentiate between black box and white box testing.

(a) Differentiate structural and functional testing. Give three examples of each 

(b) What are the limitations of software testing? Why it is so hard?

(c) Give some examples of software failures to highlight the importance of testing. 

(a) Considering the issues of psychology, identify the set of vital testing principles in software testing. 

(b) Explain code inspections, walk through and pear review. 

Consider a program for classification of triangle. Its input is a triple of positive integers (a,b,c) from interval [1,100). The output may be one of the following: (Scalene, Isosceles, Equilateral, Not a triangle, invalid input). Find all du-paths, identify those du-paths that are definition clear (dc.).

(b) What is Boundary Value Analysis? Generate test cases using BVA fora program having three inputs, ranges.[1-100]. 

(a) Graphically illustrate the various levels of testing? Explain Integration testing in details. What are stubs and drivers. 

(b)  What is regression testing? When & how it is performed: 

(a) Explain various debugging approaches of software testing.

(b) Differentiate Alpha, beta testing, acceptance testing.

Explain the following: -

(a) Draw a flow graph and DD path graph using program that classifies a triangle as: Scalene, Isoceles, Equilateral and Not a triangle. The range for input parameters is 0-100. 

b) What is slice based testing? Explain.

(a) Discuss the difference between worst test case and adhoc test case performance evaluation by means of testing. 

(c) What is decision table testing? Explain it with the example of largest of three numbers,