GCSE Net Sec Backup, Firewall, Data Transfer Retrieval Practice

What is the primary purpose of a backup?

• To increase data storage capacity

• To improve network speed

• To make a copy of data in case the original is lost or damaged

• To encrypt sensitive information

Which of the following is NOT a method of backup on a LAN?

• External hard drive

• Cloud

• Firewall

• Automatic backup by file server

What is a firewall designed to do?

• Encrypt data for secure transmission

• Increase internet speed

• Store backup data

• Protect a network by controlling data access

Which protocol is used to transfer webpages over the internet?

• SET

• TCP/IP

• FTP

• HTTP

What does HTTPS use to ensure data is transmitted securely?

• Data compression

• Backup

• Secure Socket Layer (SSL)

• Firewall

Which protocol is specifically designed for secure online transactions?

• HTTP

• FTP

• SET

• TCP/IP

What is the role of a protocol in data communication?

• To increase network bandwidth

• To store data securely

• To define rules for communication between systems

• To encrypt data

Which of the following is a disadvantage of using cloud backup?

• It cannot be accessed remotely

• It is not automatic

• User must purchase storage

• Data is not encrypted

What is the main use of HTTPS?

• To store data in the cloud

• To increase network speed

• To enable secure online banking and e-commerce

• To transfer files over the internet

Which of the following is a method to prevent data loss?

• Encrypting data

• Regular backups

• Installing antivirus software

• Using a firewall