IGCSE Computer Science (0984) — May–June 2025, Paper 11

The size of a file can be measured using different data storage units. Tick (✓) one box to show the smallest data storage unit. A byte B gibibyte (GiB) C kibibyte (KiB) D nibble

A clothes store has a ticket system to allow customers to speak to a personal shopper. The ticket displays a ticket number in hexadecimal, for example 11B. The ticket system has…

An image is converted to binary to be represented by a computer. Complete the table with the missing terms and definition about representing an image. Term Definition --- ---…

A restaurant has an electronic ordering system. The system allows customers to select the food they want to order. The data for the order is transmitted across their network to a…

Data is processed by the central processing unit (CPU) in a computer that has a Von Neumann architecture. Complete the table with the missing terms and definitions about…

Data can be encrypted using asymmetric encryption. Complete the paragraph about asymmetric encryption. Use the terms from the list. Some of the terms in the list will not be used.…

A student's computer has primary storage. One example of primary storage is random access memory (RAM). Identify one other example of primary storage.

A robot is used to move car parts in a factory. One characteristic of the robot is that it has a mechanical structure. Give one other characteristic of a robot.

Each employee in a finance company has a computer and an electronic account. Each computer has an operating system. One function of the operating system is to manage memory.…