Staying safe online 5: Protecting computer systems

What name is given to a program, or set of programs, that contain different features to protect a computer system?

• Three-piece suite

• Security suite

• Cyber suite

• Suite of armour

Which three of the following events should cause antivirus software to scan a file?

• Downloading a file

• Opening a file

• Suspicious behaviour of a program

• Spelling and/or grammatical errors

Which two of the following are ways that antivirus software tries to recognise a program containing a virus?

• Checks the temperature of the CPU

• Checks the user ID to see if he/she is a hacker

• Checks it against a list of known viruses

• Detects if it tries actions that viruses attempt

Why is it important to keep antivirus software up to date?

• To make sure it is compatible with your device

• Because new viruses are being created/discovered all the time

• Because old viruses are not a threat

• So that you can brag about having the latest version

How does a firewall try to block hacking attempts?

• By filtering out incoming or outgoing connections that don't meet certain rules

• It blocks everything until the user gives permission for access

• It checks against a list of known hackers

• It encrypts files

Which three of the following areas of a network could a firewall operate?

• As part of a security suite on a device

• As part of the operating system on a device

• Within the router

• As part of an ethernet cable

What is encryption?

• filtering out connections that don't meet certain rules

• software that checks to see if files contain viruses

• converting code into readable data

• scrambling data into code

Which two of the following are situations where data could be encrypted?

• when sharing files for anyone to use and edit

• when storing personal or sensitive data

• when transmitting personal or sensitive data

• when transmitting data for public use

How can you recognise that a connection with a website is encrypted?

• You will see http in the address bar

• You will see www in the address bar

• You will see a message saying 'this connection is encrypted'

• You will see https or a padlock in the address bar

What actions by a program might cause it to be stopped by anti-ransomware?

• requests to update system software

• auto-saving files that you're working on

• attempts to encrypt, delete, move or rename multiple documents

• scrambling data into code