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Define rotational latency time.
The time spent waiting for the sector to be accessed to appear under the head is known as the rotational latency time.
, write the relational schema, and draw the new dependency diagrams. Identify the normal forms for each table structure you created
What is difference between primary index and secondary index? Primary Index a) It is an ordered file whose records are of fixed length along with two fields. b) Only base
aggregation
A database will be made to store information about patients in a hospital. On arrival, each patient’s personal details (name, address, and telephone number) are recorded where poss
Explain the ACID properties of a transaction Ans: ACID properties are a significant concept for databases. The ACID stands for Atomicity, Consistency, Isolation, and Durability
Define access time. Access time is the time from when a read or write request is issued to when data transfer starts.
You are to write a property management database program that allows a real estate agent to view, add, search, and save property listings. The program is to do the following: 1.
what is relationship inheritance and attribute inheritance
The database will enable college administrators the ability to track students initial major. This will help college officials decide how best to prepare students for their goals an
What does authentication refer? Authentication refers to the task of verifying the uniqueness of a person.
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