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What is a hash index?
A hash index organizes the search keys, with their associated pointers, into a hash file structure.
define attribute inheritance with example?
Entity types that do not have any key attribute, and therefore cannot be identified independently, are known as weak entity types. A weak entity can be recognized uniquely only by
Define average latency time. The average latency time of the disk is one-half the time for a full rotation of the disk.
Determine the Objectives of object oriented design provide an overview of object oriented design; partitioning system to subsystems; describe how a software desig
What is an E-R model? Draw an E-R Diagram for the company database with following Descriptions? The company is organized within departments. Each department has a unique name a
why are older data models are being replaced by new data models
What is bucket overflow and how bucket overflow is handled through Over Flow Chaining or Closed Hashing? Ans: Bucket: unit of storage holding records. Bucket is a disk block
what are the reasons having variable length records
Explain Recursive relationship type? Recursive relationship type: A recursive relationship is one in that the similar entity participates more than once in the relationship
State the Object Design for Processing The object design phase comes after analysis and system design phase. The object design phase includes implementation details like as i
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