Concept explainers
(a)
DBMS (
It is used to define, manage and manipulate database and make it easy for the user to store and retrieve the data.
(b)
Explanation of Solution
To determine whether there is any vacancy available for flight 243:
The application software of DBMS is used. It is a type of query...
(c)
Explanation of Solution
How to organize a relation in mass storage:
The main function of DBMS is to store a large amount of data and retrieve the data whenever necessary...
(d)
Explanation of Solution
To determine the number of times a user can mistype a password before the termination of the conversation:
It totally depends on the confidentiality and security of the conversation that how much attempt should be given to the user. If the conversation is highly secured then only one or two attempts were given to the user...
(e)
Explanation of Solution
How to implement the PROJECT operation:
It totally depends upon the designer of DBMS as he designs the basic routin...
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EBK COMPUTER SCIENCE: AN OVERVIEW
- Access path A database table is composed of records and fields hold data. Data is stored in records. A field is a part of a record and contains a single piece of data for the subject of the record. The access path for finding the list of books is AUTHOR: AuthorID, Lname BOOKAUTHOR: AuthorID, ISBN BOOKS: Pubdate, ISBNarrow_forwardAn supervisor must maintain watch over the database to ensure its smooth operation. So, what does this entail, exactly? How does one pass their days as a database administrator?arrow_forwardWhat exactly is the "normalisation" procedure while dealing with a database, and how does it operate?arrow_forward
- Could you describe the duties of a database administrator for me? What ought to be his primary priorities at work, if there are any?arrow_forwardThe watchful eye of a supervisor is very necessary for ensuring that the data in a database is accurate. Therefore, what particular issues does this require needing to take into account? What does an ordinary day look like for someone who works as a database administrator?arrow_forward1. Distinguish between database transactions and database operations with the use 2. For a transaction in a database, identify FOUR (4) aspects that might affect performance and therefore need to be documented during physical design. 3. How might the use of an index affect different types of database operations?arrow_forward
- What are the benefits of enforcing the integrity constraints as part of the database design and implementation process (instead of doing it in application design)?arrow_forwardExplain why access control techniques in a database approach are more critical than in a flat-file setting. DBMS helps regulate the database environment, but what exactly does it do?arrow_forwardHow long does it take for the database to be created in terms of Big O notation? To the extent that it is a single addition, then sure. The number of removals performed during a single operation. inside the confines of a single piece of marketing collateral? From only one lookup?arrow_forward
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