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Explain about the E-R Diagram
Entity-relationship (E-R) diagram is detailed logical representation of data for an organisation. It is data oriented model of a system while DFD is a process oriented model. ER diagram represent data at rest whereas DFD tracks the motion of data.
ERD doesn't provide any information regarding functionality of data. It has 3 main components - data entities, their relationships and their associated attributes.
Why does the software design improve when we use object-oriented concepts? The software design improves when we use object-oriented concepts because 1. Object-orientatio
Test Case A test case is a unit level document describing the inputs, steps of implementation and the expected result of each test condition for each requirement from the BRD.
QUESTION (a) Explain why making some replica managers read-only may improve the performance of a gossip system. (b) In the gossip architecture, why does a replica manager ne
What is software architecture? The software architecture of a program or computing system is the structure or structures of the system, which comprises software methods, the e
What is Customer (end user)? Ans) The organization or individual, internal or external to the producing organization that takes the product.
Explain Control Structure Testing Ans) Due to basis path testing alone is insufficient, other methods should be utilized. Condition testing can be utilized to design test cas
What is Problem Any deviation from defined standards. Similar as defect.
What is the development lifecycle? Why is it useful? Describe the activities carried out at each stage Determination of scope Requirements specification Design Coding Testing Maint
Define Black box testing Black box testing Black-box test design care for the system as a "black-box", so it doesn't explicitly use knowledge of the internal structure. It ta
State Procedural abstraction. A Procedural abstraction is a named series of commands that has a specific and limited function. Eg: Open Walk to the door, reach out & grasp
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