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Explain data abstraction?
Data abstraction Data abstraction is a methodology in which enables us to isolate how a compound data object is utilized from the details of how it is constructed from more primitive data objects.
Company XYZ is an advertising company. It has its own website but the search facilities offered are not reliable. The company is willing to invest to acquire new machines and sof
1. Determine that the Checkpoints are a part of Ans: Checkpoints are a part of Recovery measures
Draw the precedence graph of the following schedule and determine whether the schedule is serializable. (Note that all instructions, except lock and unlock, are omitted. We assume
Describe in brief about DBMS ?
What is storage manager? A storage manager is a program module that gives the interface between the Low level data kept in a database and the application programs
What should be declared explicitly in the corresponding ABAP/4 Statements to access internal tables without header lines & why? Work Area. This is needed as the Work Area is
Prepare a gantt chart for the stock control project: Scenario Lucas-TVS is the Leader in Auto Electricals in India today with 50 years experience in desig
draw er diagram using entities crop,employee,department,plot,cultivation plan,machinery,seed,fertilizer
Explain entity integrity and referential integrity rules within relational model. Show how these are realized in SQL? Entity Integrity Rule - No primary key value could be nu
Scenario 1: Power goes out after the first instruction. What happens?
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