Description : SRS is also known as specification of (A) White box testing (B) Stress testing (C) Integrated testing (D) Black box testing
Last Answer : (D) Black box testing
Description : A fault simulation testing technique is (A) Mutation testing (B) Stress testing (C) Black box testing (D) White box testing
Last Answer : (A) Mutation testing
Description : Design black box test suits for a function that checks whether a character or string upto ten characters in a palindrome?
Last Answer : Ans Following may be the test cases: - Try with Even number of characters (MALAYALAM) - Try with Odd number of characters (ADDA) - Try with maximum length of string The following are negative test ... come for the following) - Try with empty string - Try with numbers - Try with special characters
Description : Define the following terms: (i) Product metrics (ii) Live variables (iii) FAN IN
Last Answer : Ans: (i) Product metrics: describe the characteristics of the product such as size, complexity, design features, performance, efficiency, reliability, portability, etc. (ii) A variable is live from its first ... count of the number of other Components that can call, or pass control, to Component A.
Description : For a function of two variables, boundary value analysis yields (A) 4n + 3 test cases (B) 4n + 1 test cases (C) n + 4 (D) None of the above
Last Answer : (B) 4n + 1 test cases
Description : Explain various types of static and dynamic testing tools.
Last Answer : Ans. Static testing tools: 1. Static analysers A static analyser operates from a pre-computed database of descriptive information derived from the source text of the program. The idea of a static ... for documenting that the tests have been done and that no defects were found during the process.
Description : How is cyclomatic complexity useful in program test? What is sequence of testing? What is testability?
Last Answer : Ans. Cyclomatic complexity measures the amount of decision logic in a single software module. It is used for two related purposes in the structured testing methodology. First, it gives the number of ... a lack of testability may hinder testing parts of the software or software requirements at all.
Description : Explain acceptance testing and beta testing.
Last Answer : Ans. Acceptance Testing and Beta testing:System tests are designed to validate a fully developed system to assure that it meets its requirements. Acceptance and beta testing are form of system ... testing performed by the cutomer to determine whether he should accept the delivery of the system.
Description : What are dynamic testing tools? Explain the functions that they must support.
Last Answer : Ans. Dynamic testing tools: 1: coverage analyzers (execution verifiers): A coverage analyzer is the most common and important tool for testing. It is often relatively simple. One of the common ... tester to plan tests so they are both efficient and also effective at forcing discovery of defects.
Description : Describe system testing.
Last Answer : Ans. System testing: System test are designed to validate a fully developed systems with a view to assuring that it meets its requirements. There are three types of system testing: Alpha testing: This ... is performed by the customer to determine whether or not to accept the delivery of the system.
Description : Explain the following: (i) Equivalence class testing. (ii) User and System documentation with examples. (iii) Core dumps.
Last Answer : Ans: (i) Equivalence class testing is based on partitioning the input domain of a program into a number of equivalence classes so that the test of a representative value of each ... indiscriminately. Sometimes it is difficult to interpret the dump which is represented using hexadecimal numbers.
Description : Explain some of the limitations of testing.
Last Answer : Ans: Though testing is an important part of system development and leads to a valid, verified and efficient system, it also faces some limitation in its scope. Following are some of such limitations. ... to a complete re- development of the module under testing and hence putting all effects in vain.
Description : Differentiate between functional testing and structural testing.
Last Answer : Ans:Functional testing means behavioural testing or Black box testing. In this techniques, tester design test case with the behaviour of the modules. Structural testing means White Box testing. In this testing, tester design test cases from the structure of the module.
Description : Define software testing. Explain various level of testing .
Last Answer : Ans: Software testing is a process used to help identify the correctness, completeness and quality of developed computer software. With that in mind, testing can never completely establish the ... various level of testing are : Unit Testing Integrating testing Validation testing System testing
Description : Units and stubs are not needed for unit testing because the modules are tested independently of one another (A) True (B) False
Last Answer : (A) True
Description : What is the normal order of activities in which software testing is organized? (A) unit, integration, system, validation (B) system, integration, unit, validation (C) unit, integration, validation, system (D) none of the above
Last Answer : (A) unit, integration, system, validation
Description : Top down approach is used for (A) development. (B) identification of faults. (C) testing and validation. (D) reverse engineering.
Last Answer : (A) development.
Description : What are the three generic phases of software engineering? (A) Definition, development, support (B) What, how, where (C) Programming, debugging, maintenance (D) Analysis, design, testing
Last Answer : (A) Definition, development, support
Description : Site for Alpha Testing is (A) Software Company (B) Installation place (C) Any where (D) None of the above
Last Answer : (A) Software Company
Description : Which phase is not available in software life cycle? (A) Coding (B) Testing (C) Maintenance (D) Abstraction
Last Answer : (D) Abstraction
Description : The main purpose of integration testing is to find (A) design errors (B) analysis errors (C) procedure errors (D) interface errors
Last Answer : (D) interface errors
Description : Alpha and Beta Testing are forms of (A) Acceptance testing (B) Integration testing (C) System Testing (D) Unit testing
Last Answer : (A) Acceptance testing
Description : Output comparators are used in (A) static testing of single module (B) dynamic testing of single module (C) static testing of single and multiple module (D) dynamic testing of single and multiple module
Last Answer : (D) dynamic testing of single and multiple module
Description : All the modules of the system are integrated and tested as complete system in the case of (A) Bottom up testing (B) Top-down testing (C) Sandwich testing (D) Big-Bang testing
Last Answer : (D) Big-Bang testing
Description : One of the fault base testing techniques is (A) unit testing. (B) beta testing. (C) Stress testing. (D) mutation testing.
Last Answer : (D) mutation testing.
Description : IEEE 830-1993 is a IEEE recommended standard for (A) Software requirement specification. (B) Software design. (C) Testing. (D) Both (A) and (B)
Last Answer : (A) Software requirement specification.
Description : Which of the following is true about White and Black Box Testing Technique:- a) Equivalance partitioning, Decision Table and Control flow are White box Testing Techniques. b) Equivalence partitioning ... , State Transition , Use Case Testing and Decision Table are White Box Testing Techniques.
Last Answer : c) Equivalence partitioning , State Transition , Use Case Testing are black box Testing Techniques.
Description : Draw the flow chart of Risk Management-Activity and explain various Software risks.
Last Answer : Ans RISK is a problem that could cause some loss or threatens the success of the project, but which has not happened yet. Typical Software Risks:- 1. Dependencies: -Many ... Inadequate application domain experience. New technologies. Ineffective, poorly documented, or neglected processes.
Description : Black box testing sometimes called ? Data Flow testing Loop Testing Behavioral Testing Graph Based Testing
Last Answer : Behavioral Testing
Description : What is Data Dictionary? Explain each component?
Last Answer : Ans Data dictionary is a storehouse of data giving information about data. It is a list of terms and their definition for all data items and data files of a system. A data dictionary contains ... Data Stores- data Flows are data structures in motion whereas data stores are data structures at rest.
Description : What is Data Binding?
Last Answer : Ans.The matrix that attempts to capture the module-level concept of coupling is data binding. Data binding are a measure that captures the data interaction across portions of a software system. In ... words, data binding try to specify how strongly coupled different modules in a software system are.
Description : In the context of requirements analysis, partitioning results in the elaboration of data, function, or behavior. (A) True (B) False
Description : The goal of quality assurance is to provide management with the data needed to determine which software engineers are producing the most defects. (A) True (B) False
Last Answer : (B) False
Description : What types of models are created during software requirements analysis? (A) Functional and behavioral (B) Algorithmic and data structure (C) Architectural and structural (D) Usability and reliability
Last Answer : (A) Functional and behavioral
Description : An object encapsulates (A) Data (B) Behaviour (C) State (D) Both Data and behaviour
Last Answer : (D) Both Data and behaviour
Description : For a well understood data processing application it is best to use (A) The waterfall model (B) prototyping model (C) the evolutionary model (D) the spiral model
Last Answer : (A) The waterfall model
Description : The desired level of coupling is (A) No coupling (B) Control coupling (C) Common coupling (D) Data coupling
Last Answer : (D) Data coupling
Description : Which of the following statements is true (A) Abstract data types are the same as classes (B) Abstract data types do not allow inheritance (C) Classes cannot inherit from the same base class (D) Object have state and behavior
Last Answer : (B) Abstract data types do not allow inheritance
Description : Modules X and Y operate on the same input and output data, then the cohesion is (A) Sequential (B) Communicational (C) Procedural (D) Logical
Last Answer : (B) Communicational
Description : The worst type of coupling is (A) Data coupling. (B) control coupling. (C) stamp coupling. (D) content coupling.
Last Answer : (D) content coupling.
Description : Equivalence partitioning is a .................. method that divides the input domain of a program into classes of data from which test cases can be derived. (A) White-box testing (B) Black-box testing (C) Orthogonal array testing (D) Stress testing
Last Answer : (B) Black-box testing
Description : Changes made to the system to reduce the future system failure chances is called (A) Preventive Maintenance (B) Adaptive Maintenance (C) Corrective Maintenance (D) Perfective Maintenance
Last Answer : (A) Preventive Maintenance
Description : The tools that support different stages of software development life cycle are called: (A) CASE Tools (B) CAME tools (C) CAQE tools (D) CARE tools
Last Answer : (A) CASE Tools
Description : Modifying the software to match changes in the ever changing environment is called (A) adaptive maintenance (B) corrective maintenance (C) perfective maintenance (D) preventive maintenance
Last Answer : (A) adaptive maintenance
Description : Changes made to an information system to add the desired but not necessarily the required features is called (A) Preventative maintenance. (B) Adaptive maintenance. (C) Corrective maintenance. (D) Perfective maintenance.
Last Answer : (D) Perfective maintenance.
Description : Software project planning entails what activities? What are the difficulties faced in measuring the Software Costs?
Last Answer : Ans. Software project planning entails the following activities: Estimation: o -Effort, cost, resource, and project duration Project scheduling: Staff organization: o -staffing ... actual specifications of the system hence cost estimations based on uncertain information cannot be accurate.
Description : What specific languages can be used in SRS? What are the advantages of using these specific languages of SRS?
Last Answer : Ans. Requirement specification necessitates the use of some specification language. The language should support the desired qualities of the SRS- modifiability, understandability, unambiguous, and so forth. ... formally specify the behavior of a system on different combination of input or settings.
Description : Explain incremental model? Define core product and detailed plan.
Last Answer : Ans. The incremental model is proposed by D.L PARNAS. It is basically implemented by combining elements of linear sequential model and iterative prototyping model. Incremental development refer to the process ... . Risk of failure of product is decreased as user start using the product early.
Description : Compare and contrast reliability and availability?
Last Answer : Ans. Reliability:The probability of failure-free system operation over a specified time in a given environment for a given purpose is called reliability Availability:The probability that a system, at ... damage data, low reliability may not be a problem. Availability takes repair time into account.