Gcse ocr computer science networks questions
WebSoftware that encrypts (and decrypts) files on a hard disk/data packets over a network. Describe how an encrypted email message is sent and received. The original message is scrambled ….using a large digital number/key. The receiver will use the key to unscramble and then receive the original message. WebJulia uses a USB connection to transfer data onto her USB flash memory drive. (i) One benefit of using a USB connection is that it is a universal connection. State two other …
Gcse ocr computer science networks questions
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WebSample assessment materials. Computer systems J277/01 - Sample question paper and mark scheme. PDF 176KB. Computational thinking, algorithms and programming … WebStep. Description. 1. a router receives incoming data packets from one network and analyses the packet header to determine the destination IP address. 2. It then looks up …
WebWritten by leading Computer Science teachers, this brand-new textbook will guide students through the updated OCR GCSE (9-1) Computer Science specification (J277) topic by … WebOCR Computer Science - 3 network attacks question What did everyone put for the 9 marker on the different types of network attack? I Put DoS, brute force and worms though I feel like DoS isn't right because that usually involves websites? 7 18 comments Add a Comment r4rossi6 • 5 yr. ago
WebGCSE OCR (9–1) Computer Science (J277) Topic Questions Here you will find all GCSE OCR (9–1) Computer Science (J277) Topic Questions to revise by topic and exam board Computer systems Systems architecture Question Papers Mark Scheme Video Solution Memory and storage Question Papers Mark Scheme Video Solution Computer … WebQ. 1: What is a standalone computer? (1-4) answer choices A computer that is being used as a server A computer that is not connected to a network A computer that does not have any peripherals attached to it A computer that is used by only one person Question 2 20 seconds Q. Which of these is a characteristic of a LAN? (3-6) answer choices
WebEnd of Unit Quiz – Unit 1.4 Wired and Wireless Networks What are two advantages of networking computers? What does WANstand for? What is the definition of ‘bandwidth’? What does the acronym mbpsstand for? Using the LOR framework, write about the impact that bandwidth can have on the performance of a network. In your answer you might …
WebOCR 2024 (c) The network has one wireless access point in the kitchen that transmits data on the 5 GHz frequency. (i) When the laptop is in the kitchen, it has better network performance. Explain why the laptop’s network performance is lower in the bedroom..... [2] (ii) State two ways Hope could improve the wireless network performance in the ... harnal side effectsWebThere are three compulsory components of your OCR GCSE Computer Science course assessment. The first is a paper (Computer Systems) which will last 1 hour and 30 … harnam singh charitableWebUse Quizlet for OCR GCSE Computer Science to learn about everything from memory to system security. Discover curriculum-aligned practice questions for the entire OCR … harnam singh v. aar pee auto aidWebWired and wireless networks - OCR Network topologies, protocols and layers - OCR System security - OCR Systems software - OCR Ethical, legal, cultural and environmental concerns - OCR... harnam shree housing complex lonavalaWebAvoids the need to install cables. +2. Easy connection of devices. -1. Less transmission speed as compared to wired networks as all users share the same bandwidth. -2. … chapter 29 d.c. motor pdfWeb(i) One benefit of using a USB connection is that it is a universal connection. State two other benefits of using a USB connection. Benefit 1: Benefit 2: [2] (ii) Identify the type of data transmission used in a USB connection. [1] Answer: (i) Any two from: It cannot be inserted incorrectly [1 mark] Supports different transmission speeds [1 mark] chapter 29 plant diversityWebOCR GCSE (9-1) Computer Science (J277) Sample questions and mark scheme. Computer Science J277/01 – Computer Systems Download Paper and Mark Scheme. … harnam singh golian former m.p. fiji