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Q. Classes of data items in a data dictionary?
There are three classes of data items in a data dictionary
1) Data element- It is the smallest unit of data that cannot be meaningfully decomposed further. Example- Employee number and so on.
2) Data structure is a group of data elements forms a data structure.
3) Data Flows as well as Data Stores- data flows are data structures in motion whereas data stores are data structures at rest.
State the term- Code Coverage This is an analysis method that determines which parts of software have already been covered by test case suite and which are remaining.
A dynamic analysis method which inserts assertions about the relationship among program variables into the program code. The truth of the assertions is determined as the program im
Iterative Enhancement Model Iterative Enhancement Model: This model has the similar phases as the waterfall model, but with fewer restrictions. Normally the phases happen in th
What is meant by software change? Software change is termed as the change in nature of software as the requirements of software changes.
program for full subtractor?
Define Data Dictionary. The data dictionary can be explained as an organized collection of all the data elements of the system with precise and rigorous explanations so that us
You are preparing a bid for a refinery control system for Australian Petroleum Ltd (APL) using the CoCoMo 81 estimation model. You are familiar with industrial control system softw
Core dumps Core dumps are a debugging method. A printout of all relevant memory locations is obtained and studied. All dumps should be well documented and retained for possible
State Lehman's First law. A program that is used in true world environment essentially must change or become progressively less useful in that environment.
Explain about the software testing strategies. A method approach to software testing. Verification and Validation. Verification refers to the set of activities tha
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