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What do you understand by ACID?
- ACID (Atomicity Consistency Isolation Durability) is a quality sought after in a reliable database. Here's the relevance of each quality:
- Atomicity - It's an all-or-none proposition.
- Consistency - it ensures that your database is never left by a transaction in a half-finished state.
- Isolation - it keeps transactions separated from each other until they're finished.
- Durability - it ensures that database keeps a track of pending changes in a way that server can recover from an abnormal termination.
What is meant by the degree of relationship set? The degree of relationship type is the number of participating entity types.
Critically evaluate the bulleted list of information-related items in this case study. How are each contradictory to the notion of being an information-literate knowledge worker?
List any two significant differences between a file processing system and a DBMS. File Processing System vs. DBMS Data Independence - Data independence is the capacity t
The entity type STUDENT has the following attributes: Student Name, Address, Phone, Age, Activity, and No of Years. Activity represents some campus-based student activity, and No o
Explain the Functional Mode with help of an example. Functional Model The functional model shows a computation and functional derivation of data values in it without ind
WHAT IS MEANT BY E-R MODEL
Construct a clean ans concise ER diagram for the database indicating the cardinality mapping for Employee management syatem
Explain Superkey Ans: A superkey is described in the relational model of database organization like a set of attributes of a relation variable for which it holds that in all re
task upload
Explain Interblock gap? Interblock Gap - A track of a disk is separated into equal-sized disk blocks. Blocks are separated through fixed-size gaps, called as interblock gaps th
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