How many data stores are there? Can rejected orders affect a customer's credit status?

Q: rules that the DBMS uses to optimise queries and how this reduces DBA effort.

A: 1) A DBMS (Database Management System) is software that is used to manage, manipulate, and organize…

Q: When a DBMS optimizes a query, it may combine multiple heuristic rules and cost estimate strategies.…

A: Introduction: A software program called a database management system (DBMS) is used to store and…

Q: How to test database manually?

A: As a manual tester, you can use commands to test databases. You will need to develop a script for…

Q: SQL Injection is a term that refers to an attack on a SQL database

A: SUMMARY: - Hence, we discussed all the points.

Q: What does a database administrator do, exactly?

A: To store and arrange data, database administrators need specialised software. Capacity planning,…

Q: The DBA's time saved by the DBMS's query optimisation algorithms.

A: Query optimization is an necessary Database Management System (DBMS) feature. It represent the phase…

Q: Why would a database user want to filter query results

A: Database is a collection of large number of tables which contains huge amount of data in its own…

Q: The DBA's time saved by the DBMS's query optimisation algorithms.

A: Query optimization is an necessary Database Management System (DBMS) feature. It represent the phase…

Q: What application control you need to put in place in order to avoid SQL Injection attack?

A: Answer to the above question is in step2.

Q: Explain the concept of transactions in SQL databases, focusing on the key characteristics and…

A: SQL (Structured Query Language) is the type of relational Database management system (RDBMS) built…

Q: Multiple methods of data access are available with a DBaaS.

A: *) Multiple methods of data access are typically available with a Database-as-a-Service (DBaaS)…

Q: How do you backup your database as a DBA

A: A database backup is a copy of the database stored on a separate server in case the primary server…

Q: Your university runs many hundreds of courses each semester and needs to keep track of key…

A: the code is given below:-

Q: Who decides how an organization uses data?

A: Organization the executives is the expertise of bringing people together on a common platform and…

Q: Why might a database administrator opt to adjust the "lock timeout" period?

A: A database administrator might opt to adjust the "lock timeout" period to manage concurrency,…

Q: What does a database administrator really do?

A: In today's world, data is an essential aspect of business operations, and it needs to be stored,…

Q: Copying and pasting data between tables requires a specialized command.

A: Copying and pasting data between tables is a common task in database management. This operation is…

Q: Why do some database managers dislike denormalization?

A: A strategy for optimizing databases known as denormalization involves the addition of duplicate data…

Q: What are the consequences of poor indexing decisions?

A: The answer is given in the below step

Q: How does a database administrator handle configuration?

A: Database administrator (DBA) follows certain steps as discussed below for handling of configuration.