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What is an Operand?
The data on which the operation is to be performed is known as an Operand
My cut off date is very soon in a Database subject and i dont know how to solve anything in it
A collection of a same kind of entities is known as an Entity Set or entity type. Example: For the COLLEGE database defines earlier objects of concern are Students, Faculty,
how to find entities
what is data link layer
The First Normal Form (1NF) Let us first describe 1NF: Definition: A relation (table) is in 1NF if 1. There are no duplicate tuples or rows in the relation. 2.
Indexed (Indexed Sequential) File Organisation It organises the file like a big dictionary, i.e., records are kept in order of the key but an index is stored which also allows
Question: (a) Why is it important to know the architecture rather than to start requirement capture when designing a large scale system? (b) Who are the different people in
Briefly explain the state diagram by taking one example. State Diagram - An object can be given a sequence of input instructions. The state of the object can vary depending u
wrie a report on whether a BSc n information systems develops the skills required by employers in Database administration
It is mandatory that for every table in the LDB hierarchy there should exist one GET statement in the report. False. It is not essential.
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