Across
- 1. unsolicited email messages sent for marketing purposes.
- 5. a barrier that acts as a security system to protect trusted computer systems and networks from outside connections and untrusted networks, such as the Internet.
- 9. a type of email fraud in which the perpetrator sends out emails that appear to come from a legitimate service or reputable company, such as a bank or an email service provider. These emails aim to lure recipients to reveal confidential information that the perpetrator can use for their financial advantage - for example, online banking log-in details and passwords.
- 10. A software program that allows you to surf the web. Popular web browsers include Google Chrome, Mozilla Firefox, Microsoft Edge and Internet Explorer.
- 11. refers to measures designed to protect your computer, device or network from cybercrime. This involves preventing unintended and unauthorised access, change and damage.
- 13. is a device that allows computers to transmit information to each other via ordinary telephone lines.
- 14. the process of converting electronic data to an unrecognisable or encrypted form, one that cannot be easily understood by unauthorised parties.
Down
- 1. a computer that handles requests for data, email, file transfers, and other network services from other computers.
- 2. a set of symbols inserted into files intended for display on the world wide web. The symbols tell web browsers how to display words and images - e.g. which colour, font and type size to use - and they direct it to link to other pages on the world wide web via hyperlinks.
- 3. A bit (short for binary digit) is the smallest unit of measurement in computing. 8 bits make up 1 byte.
- 4. Bandwidth refers to the maximum amount of data that can travel a communications path in a given time, usually measured in seconds.
- 6. any type of illegal activity that is undertaken (or relies heavily) on a computer.
- 7. symmetric digital subscriber line (ADSL) is a type of digital subscriber line (DSL) broadband technology that is used to connect to the Internet. It uses standard telephone lines to deliver high-speed data communications (up to 24 megabytes per second).
- 8. Bluetooth is a wireless communications technology intended to replace cables. It allows short-range connections between two or more Bluetooth-compatible devices such as mobile phones, tablets, headsets or medical equipment.
- 12. usually referred to as a computer's "memory" - it stores information used by programs. Generally, the larger your computer's RAM, the more programs it can run at once without slowing down.