10 Questions
What is a transaction in the context of DBMS?
A group of tasks used for performing logical work and cannot be further divided
What is the purpose of the Read(X) operation in a transaction?
To read the value of X from the database and store it in a buffer in main memory
What does the Write(X) operation do in a transaction?
Writes the value back to the database from the buffer
In the given example, what is the result of the operation X = X - 500, if the initial value of X is $4000?
$3500
What are the main components of a simple transaction involving bank account operations?
Open_Account, Read, Write, Close_Account
What does a transaction mean in the context of DBMS?
A set of operations used for performing logical work and changing data in the database
What is the purpose of the Read(X) operation in a transaction?
To read the value of X from the database and store it in a buffer in main memory
Which of the following represents a correct sequence of operations in a simple transaction involving bank account operations?
Open_Account(X), Read(X), Write(X), Close_Bank_Account(X)
What is the result of the operation $X = X - 500$, if the initial value of $X$ is $4000$?
3500
What are the main components of a transaction in DBMS?
Read(X) and Write(X)
Test your knowledge of database management systems with this quiz on transactions. Explore the concept of transactions, their role in changing data in databases, and their importance as a group of tasks in DBMS.
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