Question
An amount of Rs. 500 received from a customer has been
debited to his account. This error is classified as:ÂSolution
• Error of commission occurs when: o The correct account is used, but the wrong amount or wrong side (debit/credit) is posted. • In this case: o Customer's account should have been credited, but was debited.
Which SQL constraint ensures that a column cannot have NULL values?
A view in SQL is:
Which SQL command is used to retrieve data from a table?
Which of the following is a common technique for concurrency control in databases?
Which of the following matches the definition given below: It is an artificial key that aims to uniquely identify each record.
Which SQL statement is used to remove all rows from a table without logging individual row deletions?
When implementing a `Graph` traversal algorithm like Depth-First Search (DFS) recursively, what is the primary control flow mechanism that manages the o...
Which of the following is a significant disadvantage of using a traditional file system compared to an RDBMS?
Distributed transactions typically use which protocol for atomicity?
Which of the following is a DML command?
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