Securing data and systems

What is the primary function of a computer virus?

• To steal personal information

• To delete data on the computer

• To replicate itself and attach to files

• To enhance computer performance

Which of the following is NOT a type of malware?

• Spyware

• Antivirus

• Trojans

• Keyloggers

Which type of malware is designed to collect data without the user's knowledge?

• Viruses

• Spyware

• Worms

• Firewalls

What is a common accidental cause of data loss?

• Installing new software

• Leaving a storage device on public transport

• Regular data backups

• Using antivirus programs

What is social engineering in the context of computer security?

• A) A method of securing computer networks

• B) Influencing people psychologically to reveal personal or confidential information

• C) A software tool used to protect data

• D) A type of computer hardware

What is phishing commonly used for?

• A) To improve website security

• B) To create a backup of personal data

• C) To direct users to a fake website to gather personal or confidential information

• D) To increase internet speed

What does a 'brute force' attack involve?

• A) Sending spam emails to users

• B) Repeatedly trying combinations of characters in usernames and passwords

• C) Installing antivirus software

• D) Monitoring network traffic

What is a Denial of Service (DOS) attack primarily used to achieve?

• A) To gain unauthorized access to user accounts

• B) To encrypt data for security

• C) To prevent access to systems by overwhelming them with requests

• D) To provide better customer service

What can be a consequence of data interception and theft?

• A) Increased system performance

• B) Data theft and possibly selling the stolen data

• C) Enhanced data encryption

• D) Reduced operational costs

What is considered illegal under the UK's Computer Misuse Act?

• A) Accessing a computer system with authorization

• B) Using antivirus software

• C) Unauthorized taking or interception of computer-based information

• D) Upgrading computer hardware