Description : Which is the most important feature of spiral model? (A) Quality management (B) Risk management (C) Performance management (D) Efficiency management
Last Answer : (B) Risk management
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 : How does the risk factor affect the spiral model of software development?
Last Answer : Ans:Risk Analysis phase is the most important part of "Spiral Model". In this phase all possible (and available) alternatives, which can help in developing a cost effective project are analyzed ... data and find out possible solution in order to deal with the potential changes in the requirements.
Description : Spiral model is a realistic approach to the development of large-scale systems & software. Justify & explain the model?
Last Answer : Ans. There are several advantages of Spiral model that makes it a realistic approach to development of large-scale systems and software, viz: 1) The spiral model promotes quality assurance ... , which can help in identifying and resolving potential problems or errors in the software development.
Description : The spiral model of software development (A) Ends with the delivery of the software product (B) Is more chaotic than the incremental model (C) Includes project risks evaluation during each iteration (D) All of the above
Last Answer : (C) Includes project risks evaluation during each iteration
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 : 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 : 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 : Explain the software life cycle model that incorporates risk factor.
Last Answer : Ans. The problem with traditional software process models is that they do not deal sufficiently with the uncertainty, which is inherent to software projects. Important software projects failed ... . The risk analysis and validation steps eliminate errors in the early phases of development
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 : 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 : Explain any two requirement elicitation methods.
Last Answer : Ans. Interviews: After receiving the problem statement from the customer, the first step is to arrange a meeting with the customer. During the meeting or interview, both the parties would like to ... -Board, flip chart, worksheets, wall stickiest, etc. Participants should not criticize or debate.
Description : If every requirement can be checked by a cost-effective process, then the SRS is (A) verifiable (B) traceable (C) modifiable (D) complete
Last Answer : (A) verifiable
Description : If every requirement stated in the Software Requirement Specification (SRS) has only one interpretation, SRS is said to be (A) correct. (B) unambiguous. (C) consistent. (D) verifiable.
Last Answer : (B) unambiguous.
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 : A simple way of looking at the spiral life-cycle model is as a waterfall model with each phase proceeded by a) Build-and-fix b) Freezing c) Synchronization d) Testing e) Risk analysis
Last Answer : e) Risk analysis
Description : What are the three activities of risk assessment?
Last Answer : Ans: The three activities are identifying, analyzing and giving priorities. Risks can be identified by a check list or looking at previously identified risks. Risk analysis involves examining how ... with modification of risk input variables. Risk prioritization helps in focus on most severe risks.
Description : The problem that threatens the success of a project but which has not yet happened is a (A) bug (B) error (C) risk (D) failure
Last Answer : (C) risk
Description : If P is risk probability, L is loss, then Risk Exposure (RE) is computed as (A) RE = P/L (B) RE = P + L (C) RE = P*L (D) RE = 2* P *L
Last Answer : (C) RE = P*L
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 : 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 : In the context of requirements analysis, partitioning results in the elaboration of data, function, or behavior. (A) True (B) False
Last Answer : (A) True
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 : 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 : 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 : 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 : Structured charts are a product of (A) requirements gathering (B) requirements analysis (C) design (D) coding
Last Answer : (C) design
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 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 : 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 the development phases of the detailed COCOMO model.
Last Answer : Ans A software development is carried out in four successive phases, which are as follows: 1: plan/requirements: this is the first phase of the development cycle. The requirement is analyzed, the product ... product. This requires 16% to 34% of normal effort and 18% to 34% of the development time.
Description : Describe the various steps of the reuse-oriented model.
Last Answer : Ans. The reuse-oriented model, also called reuse-oriented development (ROD), is a method of software development in which a program is refined by producing a sequence of prototypes called models, each ... requirements, resulting in a product that does not fully meet the needs of its intended users.
Description : What are the assumptions of the execution-time component model? Compare the execution-time component for basic model and the logarithmic Poisson model.
Last Answer : Ans. The execution-time component is based on the following assumptions: (1) Tests represent the environment in which the program will be used. (2) All failures are observed. (3) ... constant for basic model while the decrement per failure decreases exponentially as shown in the following graph.
Description : Explain the waterfall model. Explain why it is more advantageous than adhoc methods.
Last Answer : Ans Waterfall Model: 1.The waterfall model is a sequential software development process, in which progress is seen as flowing steadily downwards (like a waterfall) through the phases of Conception, Initiation, ... approach. b. Iteration is not required. c. It is widely use because it is easy.
Description : Define capability. What are the quantities that determine the degree of capability of a software reliability model?
Last Answer : Ans: Capability refers to the ability of the model to estimate with satisfactory accuracy quantities needed by managers; engineers and users in planning and managing software development or running ... , expected date of reaching reliability, resource and cost requirements to reach the objectives.
Description : Compare the basic COCOMO model with the detailed COCOMO model .
Last Answer : Ans. COCOMO consists of a hierarchy of three increasingly detailed and accurate forms. Basic COCOMO - is a static single-valued model that computes software development effort (and cost) as a ... cost driver's impact on each step (analysis, design, etc.) of the software engineering process.
Description : What is the advantage of using prototype software development model instead of waterfall model? Also explain the effect of defining a prototype on the overall cost of the software project?
Last Answer : Ans:The waterfall model: This is the classic SDLC model, with a linear and sequential method that has goals for each development phase. The waterfall model simplifies task scheduling, because ... acceptable prototype is finally achieved from which the complete system or product can now be developed.
Description : Which of these terms is a level name in the Capability Maturity Model? (A) Ad hoc (B) Repeatable (C) Reusable (D) Organized
Last Answer : (C) Reusable
Description : The model that assumes that effort and development time are functions of product size alone is (A) Basic COCOMO model (B) Intermediate COCOMO model (C) Detailed COCOMO model (D) All the three COCOMO models
Last Answer : (A) Basic COCOMO model
Description : ER model shows the (A) Static view. (B) Functional view. (C) Dynamic view. (D) All the above.
Last Answer : (A) Static view.
Description : A COCOMO model is (A) Common Cost Estimation Model. (B) Constructive Cost Estimation Model. (C) Complete Cost Estimation Model. (D) Comprehensive Cost Estimation Model.
Last Answer : (B) Constructive Cost Estimation Model.
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 : Which of the following is not included in waterfall model ? (A) Requirement analysis (B) Risk analysis (C) Design (D) Coding
Last Answer : (B) Risk analysis
Description : The ISO quality assurance standard that applies to software engineering is (A) ISO 9000 (B) ISO 9001 (C) ISO 9002 (D) ISO 9003
Last Answer : (B) ISO 9001
Description : A key concept of quality control is that all work products (A) are delivered on time and under budget (B) have complete documentation (C) have measurable specification for process outputs (D) are thoroughly tested before delivery to the customer
Last Answer : (C) have measurable specification for process outputs
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 : Why is good design important for a product?
Last Answer : Ans: A good design is the key to successful product. Almost 2000 years ago a Roman Architect recorded the following attributes of a good design: Durability Utility and Charm A well-designed system is easy to implement, understandable and reliable and allows for smooth evolution.
Description : What is structured programming and why is it important?
Last Answer : Ans. Structured programming is a term which was coined in the late 1960's to mean programming without using go to statements, programming using only while loops and if statements as ... Structured programming means programs can be read sequentially and are therefore easier to understand and inspect.