Description : Explain Equivalence Class Partitioning and Boundary value analysis. Compare the two.
Last Answer : Ans. Equivalence Class Partitioning: It is a technique in black box testing. It is designed to minimize the number of test cases by dividing tests in such a way that the system is expected to act the ... valid data equivalence class, then you can select test case values like: 1, 11, 100, 950 etc.
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 : Which is not a step of requirement engineering? (A) Requirements elicitation (B) Requirements analysis (C) Requirements design (D) Requirements documentation
Last Answer : (C) Requirements design
Description : Structured charts are a product of (A) requirements gathering (B) requirements analysis (C) design (D) coding
Last Answer : (C) design
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 : 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 : 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 : In function point analysis, number of general system characteristics used to rate the system are (A) 10 (B) 14 (C) 20 (D) 12
Last Answer : (B) 14
Description : If a program in its functioning has not met user requirements is some way, then it is (A) an error. (B) a failure. (C) a fault. (D) a defect.
Last Answer : (D) a defect.
Description : Requirements can be refined using (A) The waterfall model (B) prototyping model (C) the evolutionary model (D) the spiral model
Last Answer : (B) prototyping model
Description : Number of clauses used in ISO 9001 to specify quality system requirements are: (A) 15 (B) 20 (C) 25 (D) 28
Last Answer : (B) 20
Description : SRD stands for (A) Software requirements definition (B) Structured requirements definition (C) Software requirements diagram (D) Structured requirements diagram
Last Answer : (B) Structured requirements definition
Description : The model in which the requirements are implemented by category is (A) Evolutionary Development Model (B) Waterfall Model (C) Prototyping (D) Iterative Enhancement Model
Last Answer : (A) Evolutionary Development Model
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 : The software metrics chosen by an organization are driven by the business or technical goals an organization wishes to accomplish. (A) True (B) False
Description : Differentiate between structured analysis and structured design.
Last Answer : Ans. The aim of structured analysis is to transform the textual description of a problem into a graphic model. During structured analysis, functional decomposition of the system takes place, i ... define the structure of the solution that is suitable for implementation in some programming language.
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 : CASE Tool is (A) Computer Aided Software Engineering (B) Component Aided Software Engineering (C) Constructive Aided Software Engineering (D) Computer Analysis Software Engineering
Last Answer : (A) Computer Aided Software Engineering
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 : In the spiral model ‘risk analysis’ is performed (A) In the first loop (B) in the first and second loop (C) In every loop (D) before using spiral model
Last Answer : (C) In every loop
Description : If the objects focus on the problem domain, then we are concerned with (A) Object Oriented Analysis. (B) Object Oriented Design (C) Object Oriented Analysis & Design (D) None of the above
Last Answer : (A) Object Oriented Analysis.
Description : The most important feature of spiral model is (A) requirement analysis. (B) risk management. (C) quality management. (D) configuration management.
Last Answer : (B) risk management.
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 : 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 : The testing that focuses on the variables is called (A) black box testing (B) white box testing (C) data variable testing (D) data flow testing
Last Answer : (A) black box testing
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 : 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 : 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 : What is function point? Explain its importance. What is function-oriented metrics?
Last Answer : Ans. Function point measures the functionality from the user point of view, that is, on the basis of what the user request and receives in return. Therefore, it deals with ... empirical relationship based on countable measures of software's information domain and assessments of software complexity.
Description : Differentiate between object oriented and function oriented design .
Last Answer : Ans: Function-oriented design relies on identifying functions which transform their inputs to create outputs. In most systems, functions share some global system state. The functional design ... strategy is often a heterogeneous one where both functional and object-oriented approaches are used.
Description : Which is not a size metric? (A) LOC (B) Function count (C) Program length (D) Cyclomatic complexity
Last Answer : (D) Cyclomatic complexity
Description : A process that involves continuously improving and detailing a plan as more detail become available is termed as (A) project analysis (B) project enhancing (C) progressive deliberation (D) progressive elaboration
Last Answer : (D) progressive elaboration
Description : Which technique can be used to achieve input and output coverage? It can be applied to human input, input via interfaces to a system, or interface parameters in integration testing. A. Error Guessing B. Boundary Value Analysis C. Decision Table testing D. Equivalence partitioning
Last Answer : D. Equivalence partitioning
Description : When testing a grade calculation system, a tester determines that all scores from 90 to 100 will yield a grade of A, but scores below 90 will not. This analysis is known as: A. Equivalence partitioning B. Boundary value analysis C. Decision table D. Hybrid analysis
Last Answer : A. Equivalence partitioning
Last Answer : B. Boundary value analysis
Description : Which technique can be used to achieve input and output coverage? It can be applied to human input, input via interfaces to a system, or interface parameters in integration testing. a) Error Guessing b) Boundary Value Analysis c) Decision Table testing d) Equivalence partitioning
Last Answer : d) Equivalence partitioning
Description : _____ is a white-box testing technique first proposed by Tom McCabe. a) Equivalence Partitioning b) Basis Path Testing c.) Boundary Value Analysis d) None of the above.
Last Answer : Ans : b.
Description : One weakness of boundary value analysis and equivalence partitioning is (A) they are not effective. (B) they do not explore combinations of input circumstances. (C) they explore combinations of input circumstances (D) none of the above
Last Answer : (B) they do not explore combinations of input circumstances.
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 : 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 : 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 : 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 : 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.
Description : Explain various Object Oriented concepts used in Software Engineering. Give an example.
Last Answer : Ans .Various concepts of Object Oriented concepts used in Software Engineering: Object:- An object is something which is capable of being seen, touched or sensed. Each object has certain distinctions ... . A message can be sent between two objects only if they have an association between them.