Aqa 8525 Gcse Computer Science Paper 2 |120 Questions| With Correct Answers.

What are embedded systems {Ans: Computers built into other devices such as a dishwasher, they are usually dedicated systems. They are most often used as control systems.}Wireless Access Point {Ans: Allows devices to connect to a network using wireless technology.}Network protocol {Ans: Specifies the rules and format of communication between devices on a network.}Types of cables {Ans: Fibre optic, Ethernet, Coaxial cables.}Run-Length-Encoding (RLE) {Ans: A form of lossless compression that looks for consecutive repeating data in a file. It stores the number of times it repeats and one copy of the data.}Pharming {Ans: Reroutes requests for legitimate websites to false websites}1+1 {Ans: 10}Operating system (OS) {Ans: Is a complex piece of software that that manages: input and output devices, applications, user interface, memory, processing, files, security and user accounts.}Ethical issue {Ans: An issue that affects how we live as a society.}Computer based implants {Ans: Wearable technology which is surgically implanted into the human body.}