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Q. How Messages can be used in software engineering?
Messages:-The interaction or communication between the different objects and classes is done by passing messages. The object, which requires communicating with another object, will send a request message to the latter. A message can be sent between two objects only if they have an association between them.
Name the design phase of SDLC Generally, design is performed in the below two steps: i) Primary Design Phase: In this phase, system is designed at block level. Blocks are
Write definition of state transition diagram? State transition diagram is mainly a collection of states and events. Due to the events the system has to change its state. It als
USE OF SOFTWARE PACKAGE: The concept of applications software and were told about software packages and their types. In other words, the discussion implies that instead of wri
Software life cycle starts when a software product is first conceived and ends when it is no longer in use. It contains aspects such as initial concept, requirements analysis, inte
Demonstrate the Sequence of prototyping Sequence of prototyping is demonstrated in following Figure.
Give the procedure of the Delphi method. 1. The co-ordinator shows a specification and estimation form to each expert. 2. Co-ordinator calls a group meeting in which the exp
Write about drivers and stubs. Drivers and stub software require to be developed to test incompatible software. The " driver" is a program that accepts the test data and pri
List the guidelines for data design. i. Apply systematic analysis on data. ii. Identify data structures and related operations. iii. Establish data dictionary. iv. Use
What is Stress testing - It checks the robustness of application. - It verifies that application consistently provides satisfactory performance under unfavourable and extre
Explain the role and functions of a Systems Analyst in the overall project development.
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