1. The shortcut key to open File Explorer or File Manager is Ctrl + O.

2. In Microsoft Excel and all other spreadsheet programs, pressing Ctrl+O brings up the Open window, allowing you to load an existing spreadsheet stored on your computer.

3. In Microsoft Word and other word processors, pressing Ctrl+O brings up the Open window, allowing you to load an existing document stored on your computer.

The break statement is used with loops (such as for and while loops) and switch statements in programming. In loops, it is used to exit the loop prematurely, while in a switch statement, it is used to exit the switch block after executing a specific case.

1. Website https://www.irctc.co.in belongs to Indian Railways.

2. IRCTC has revolutionized the lives of the common man traveling by Indian Railways.

3. IRCTC online ticket booking system is a boon for the common man, empowering him through technology.

In SQL, the DROP TABLE command is used to remove a table from the database. When you execute DROP TABLE, it deletes the table along with all its data, indexes, triggers, constraints, and permissions. It should be used with caution as it permanently removes the table and all associated objects from the database.

A firewall is a software tool, which protects-
1. Server
2. Network
3. Personal Computer

1. Digital Versatile Disc (DVD), sometimes also known as Digital Video Disc (DVD), is an optical disc storage media format for storing digital data.

2. DVD offers higher storage capacity than compact disc (CD) when having the same size.

1. According to the IT Act, Section 67 prevents the publication of obscene material.

2. Under Section 67 of the IT Act, if any objectionable video of any kind is posted on the internet, there is a provision to take action against the person.