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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.
Mention some of the Design principles. The design process should not vary from tunnel vision. The design should not reinvent the wheel. The Design should exhibit unifo
List the pre-requisites for white-box testing Pre-requisites for white-box testing are similar to black-box testing with one key difference: - During white-box testing, test
Name the techniques used in behavioural model In conventional approach of modeling, analyst collects great deal of comparatively unstructured data through data gathering tools
What is equivalence partitioning? Equivalence partitioning is a black box method that separates the input domain into classes of data. From this data test cases can be derived.
Cohesion for Each Module? Compute average daily temperatures at various sites Initialize sums and open files Create new temperature record Store temperature record Close files and
What is Dynamic and static metrics? Dynamic metrics are closely related to software quality attributes It is relatively easy to measure the response time of a system (per
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
Explain the role and functions of a Systems Analyst in the overall project development.
Bottom up design: This design leads to a style of design where we decide how to join these modules to give larger ones; to combine those to give even larger ones, and so on, till
What are the various types of system testing? 1. Recovery testing - is intended to check the system's capability to recover from failures. 2. Security testing - verifies tha
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