[Solved Paper] May/June 2023 Paper 12 IGCSE 0478 | O-Level 2210
A full walkthrough to this IGCSE/O-Level paper from the May/June 2023 series
Recommended to watch at 1.25x speed and use mark scheme to see full list of acceptable answers too
00:46 Question 1: output devices, actuator, digital versatile disk (DVD), keyboard, microphone, mouse, printer, scanner, sensor, solid-state drive (SSD), speaker, optical, magnetic
02:47 Question 2: binary, hexadecimal, denary, register, logical shift left, divide, assembly
10:37 Question 3: keyboard, electronic, text, ASCII, Unicode, character set, binary, lossy, lossless compression, run-length encoding, file size, transmission speed, bandwidth
22:47 Question 4: serial data transmission, parallel, skew, interference, crosstalk, router, routing table, packet switching, cloud storage, price, Internet connection, local storage, remote, data center, privacy
32:45 Question 5: high-level language, low-level, mnemonics, debug, machine code, hardware, registers, compiler, interpreter, translator, errors, syntax highlighting, code completion, auto-correction, code collapsing, pretty printing
43:32 Question 6: cookies, compression, executable, hypertext markup language (HTML), hypertext transfer protocol (HTTP), image, Internet protocol (IP) address, persistent, session, sound, text, uniform resource location (URL), web browser, web server, shopping cart basket, user preferences, login details
46:44 Question 7: distributed denial of service (DDoS), command and control center, malicious third party, cyber security, botnet, zombie, competitors, financial, ransom, firewall, reverse proxy, filter, block packets, blacklist
57:54 Question 8: IPv4, domain name server (DNS), network interface card (NIC), router, web server, 32 bits, 4 groups, denary, 0-255, format
1:04:55 Question 9: expert system, user interface, knowledge base, rules base, inference engine, explanation system, AI, artificial intelligence
1:10:07 Question 10: system software, application software, utility software, operating system, file management, memory management, security, secondary storage, SSD, HDD
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