Gcse network protocols - Study guides, Class notes & Summaries

GCSE Network protocols Exam Questions and Answers POP3 (Post Office Protocol 3) - Answer-Retrieves emails from an email server. Once downloaded the email is deleted from the email server. HTTP (HyperText Transfer Protocol) - Answer-Transfers web pages from web servers to the client. IMAP (Internet Message Access Protocol) - Answer-Retrieves emails from a web based email server. A copy is downloaded - the original is retained until deleted by the user. SMTP (Simple Mail Transfer Protoc...

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AQA GCSE Computer Science - Network Protocols questions and answers A+ score assured 2024/2025

Network Protocols - CFGS AQA GCSE Computer Science questions and answers A+ score assured 2024/2025

TCP This sets how devices communicate on a network, responsible for splitting the data into packets and reassembling the packets into the original order once they reach the desired device. IP The protocol responsible for packet switching. Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:01 / 0:15 Full screen HTTP Used by web browsers to access websites and communicate with web servers. HTTPS A more secure version of...

Detailed revision notes for section 3.5 (Fundamentals of computer networks) of the AQA GCSE Computer Science (8525) syllabus. Contains tables, images and diagrams to help you visualise the network layers and topologies (and also so you don't get bored!) Contents: - 3.5.1 Computer Networks - 3.5.2 Network Topologies & Layers - 3.5.3 Network Protocols - 3.5.4 Network Security

OCR GCSE Computing, Networks Exam Questions and Answers Latest Update Graded A+ Topology - Answers Physical structure and layout of a network. Star - Answers Network topology in which all computers are individually connected to a central node. Most common form of network topology. Adv: Disadv: Mesh - Answers Network topology in which all nodes are interconnected. Often used in disaster areas. Adv: Reliability - all nodes will be able to communicate even with breaks in the cables. Disadv: ...

GCSE COMPUTER SCIENCE 8520/2 PAPER 2 + Mark Scheme A bit pattern is shown in Figure 1. Figure 1 0 1 . 1 Convert the bit pattern in Figure 1 into decimal. [1 mark] - 78 0 1 . 2 Convert the bit pattern in Figure 1 into hexadecimal. [2 marks] - 1 mark: 4; 1 mark: E; 0 1 . 3 A student's answer to the question "Why is hexadecimal often used instead of binary?" is shown in Figure 2. Figure 2 Because it uses fewer digits it will take up less space in a computer's memory. Explain w...

A series of GCSE OCR computing revision notes laid out in an organised manner and divided by topic and subtopic, introducing a range of exam vocabulary and key concepts from the anatomy of a CPU to defensive design. It includes both Unit 1 and Unit 2 theory. Also features relevant exam questions on most subtopics. TOPICS INCLUDED: 1.1 SYSTEMS ARCHITECTURE 1.2 AND 1.3 MEMORY AND STORAGE 1.4 WIRED AND WIRELESS NETWORKS 1.5 NETWORK TOPOLOGIES, PROTOCOLS AND LAYERS 1.6 SYSTEM SECURITY 1.7...