mca5020 smu mca summer 2014 IV sem assignment

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Summer 2014 ASSIGNMENT

PROGRAM-MCA(REVISED FALL 2012)

SEMESTER-V

SUBJECT CODE & NAME-MCA5020-ADVANCED SOFTWARE ENGINEERING

CREDIT-4

BK ID-B1636

MAX. MARKS-60

1. Describe in detail the spiral life cycle model. Explain its advantages and dis advantages. 4+6

Answer.

Spiral life cycle model

The spiral model is applicable to projects where new technologies are used. The spiral model mainly focuses on risk analysis. The spiral life cycle model has four phases. They are - planning, risk analysis, engineering and evaluation. Software projects repeatedly pass through all these phases in iterations. The project life cycle moves in a spiral in this model. The baseline spiral starts in the planning phase and ends at the evaluation phase. Figure 1

2. Differentiate between Predictive SDLC and Adaptive SDLC 5+5

Answer.

Predictive SDLC and Adaptive SDLC

Predictive approaches are traditional in nature and were used extensively during the 1980s and 1990s. Predictive approaches assume that a project can be planned in advance. Many newer adaptive approaches have been adopted since the 1990s. These approaches assume that a project cannot be planned in advance and must be flexible. These approaches have more transparency and customer involvement. Figure 2 depicts the comparison of the

3. List the four developer practices of XP. explain briefly about Adopt test-driven development 4+6

Answer.

Developer practices of XP

XP values and the significance of time and resource for an XP practitioner. As a development model, the XP empowers the developers and stakeholders, associated with the project, to successfully carry out the project and develop efficient software. However, just like any other programming model, even in the XP, you must follow certain practices to utilize the model to its fullest capacity. The 12 practices of XP are classified into three groups namely, coding, developer, and business practices. These practices will help you to achieve higher productivity and quality.

4. Briefly explain about tracker and coach in XP. 5+5

Answer.

Tracker and coach in XP

Tracker

A tracker is a person who keeps track of the schedule. A tracker can be a manager or a trusted developer. XP keeps track of certain metrics that include team velocity. This is the ratio of ideal time estimated for accomplishing a task to the actual time spent implementing them. The tracker also includes other data such as change in velocity, overtime worked, and the ratio of passing tests to failing tests. It is the responsibility of the tracker to prepare good estimates of the tasks. Preparing good estimates is a matter of practice and feedback. The

5. Explain XP prerequisites. 5*2

Answer.

XP prerequisites

The following are the prerequisites for adopting XP:

·         Team agreement

·         A collocated team

·         On-site customers

·         The right team size

·         Use all XP practices

6. List and explain any five basic principles of DSDM 5*2

Answer.

Principles of DSDM

DSDM consists of nine basic principles. These principles form the cornerstones of development using DSDM and direct how development progresses. Ignoring any one of them will break with the frameworks philosophy and significantly increases project risks. The principles are as follows:

Get fully solved assignment, plz drop a mail with your sub code

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if urgent then call us on 08791490301, 08273413412