A full walkthrough to this IGCSE/O-Level past paper from the May/June 2024 series
Recommended to watch at 1.25x speed and use mark scheme to see full list of acceptable answers too
00:30 Question 1: bits, bytes, kibibytes, mebibytes, nibble
1:49 Question 2: image, bit depth, colour depth, resolution
4:00 Question 3: hexadecimal, memory address, denary, binary, convert, less screen space, easier to understand, IPv6, error dumps, MAC addresses, HTML colour codes, two's complement, negative
13:29 Question 4: secondary storage, optical, magnetic, solid state, pits, lands, NAND, NOR, platters, tracks, sectors, electromagnets, read, write, transistor, control gates, floating gates, CD, DVD, Blu-ray, hard disk drive, HDD
19:41 Question 5: random access memory, RAM, read-only memory, ROM, volatile, bootloader, accessible, central processing unit, CPU, primary storage
22:17 Question 6: input, touch screen, hard disk drive, HDD, headphones, speaker, microphone, actuator, universal serial bus, USB, printer, keyboard, automated system, safety, accuracy, availability, acoustic, temperature, humidity, infra-red, magnetic field, control, monitoring, feedback
31:04 Question 7: network, web server, serial, parallel, simplex, half-duplex, full-duplex, skew, crosstalk, interference, speed, proxy, distributed denial of service, DDoS, spyware, brute force, malware, ransomware, virus, trojan, firewall, IP address, packet filtering, port, protocol, DNS, domain name system, browser, authoritative name server, render
50:16 Question 8: CPU, central processing unit, fetch-decode-execute cycle, instructions, machine code, registers, fast-access, temporary memory, PC, program counter, MAR, memory address register, MDR, memory data register, CIR, current instruction register, accumulator, arithmetic logic unit, ALU, core, multicore, cache, clock speed, frequency, rate
1:00:58 Question 9: printer, interrupt, binary, clock, computer, data, error, fetch-decode-execute cycle, hexadecimal, interrupt queue, interrupt service routine, ISR, priority, secondary storage, sorting, transmission, memory management, paging, segmentation, virtual memory, multitasking, scheduling
Cambridge Pseudocode Executor: https://pseudocode.pro
Cambridge Assembly Executor: https://asmcode.pro
full, solved, past, papers, paper 1, 0478, 2210, summer, winter, IG, IGCSE, O-Level
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