Computers can be infected with malware. Spyware is one example of malware. Tick (✓) one box to show a correct definition of spyware. A Software that activates a webcam and transmits the video to a third party that outputs it live on a website. B Software that detects when a password is being entered and then emails the password to a third party. C Software that records all data entered into a computer, analyses this data to find email addresses and passwords, then posts these to a website. D Software that records all key presses and transmits these to a third party. Complete the table by identifying and describing two other examples of malware. Malware Description Proxy‑servers and firewalls have some similar functions. Identify two similarities and one difference between proxy‑servers and firewalls. Similarity 1 Similarity 2 Difference 0478_m23_qp_12 THEORY 2023 Paper 1, Variant 2 View
Identify which five computer terms are being described below. A system designed to prevent unauthorised access to or from a private network or intranet; it examines all data traffic to and from the network and filters out anything that does not meet certain criteria. Software that can be used on a trial basis before buying the full version; it often does not include all the features of the full version or has a time limit before it stops working. A protocol for transmitting private documents via the Internet; it uses two keys to encrypt the data – a public key and a private key. A standard adopted by the electronic music industry for controlling devices that produce music, such as synthesisers and sound cards. A device that allows audio signals to be converted into electrical signals which can be interpreted by a computer after being converted into digital signals. 0478_w15_qp_11 THEORY 2015 Paper 1, Variant 1 View