Amazon Accounts Payable Interview Questions and Answers

ACID stands for Atomicity, Consistency, Isolation, and Durability in databases.

• Atomicity ensures that all operations in a transaction are completed successfully or none at all.

• Consistency ensures that the database remains in a consistent state before and after the transaction.

• Isolation ensures that multiple transactions can be executed concurrently without affecting each other.

• Durability ensures that once a transaction...read more

Checked exceptions are checked at compile time while unchecked exceptions are not checked at compile time.

• Checked exceptions are subclasses of Exception class except RuntimeException and its subclasses.

• Unchecked exceptions are subclasses of RuntimeException and Error classes.

• Checked exceptions must be caught or declared in the method signature using 'throws' keyword.

• Unchecked exceptions do not need to be caught or decl...read more

To find the minimum difference between any two integers of 2 sorted lists, iterate through both lists simultaneously and keep track of the minimum difference.

• Iterate through both sorted lists simultaneously

• Keep track of the minimum difference found so far

• Update the minimum difference if a smaller difference is found