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Define the Traditional System Analysis and Design
Traditional System Analysis and Design (SAD) have three basic life cycle models. A typical software lifecycle consists of the following phases:
Key Criteria
Determine the Objectives of object oriented design provide an overview of object oriented design; partitioning system to subsystems; describe how a software desig
East Coast Aquarium Relational Database
Explain Thomas' Write rule. Show how it is different from timestamp ordering protol Ans: In timestamp-based concurrency control the thomas Write rule is a rule. Given a Timest
What is first normal form? The domain of attribute must contain only atomic (simple, indivisible) values.
Define reference file
Differentiate between logical database design and physical database design. Show how this separation leads to data independence? Basis Logical Databas
distributed quey processing
Explain mechanism of nested queries? SQL gives a mechanism for nesting subqueries. A subquery is a select from where expression that is nested within one more query. A common u
How does the two phase protocol ensure serializability in database schedules? Ans: A transaction is termed to follow the two-phase locking protocol if all locking operations
What are metrics for choosing the best algorithm? Matrices for choosing the best algorithms are as below: Computational complexity Ease of understand ability and im
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