Platform Technologies (Prelims)

OS is an electronic device that can receive data (input), process it according to a set of instructions (called a program), and produce output. It can also store the output for future use. 

• True

• False

Answer explanation

Computer

Software is the set of instructions that tells the hardware what to do. 

• True

• False

The operating system acts as an intermediary between hardware and user applications, managing resources and operations.

• True

• False

Every time you run an application, perform a calculation, or execute a command, the CPU is responsible for interpreting and carrying out the instructions. 

• True

• False

Cache stores frequently used data and instructions so the CPU can access them quickly without waiting on slower main memory (RAM). 

• True

• False

Motherboard allows the CPU, memory, storage devices, graphics card, and other components to communicate with each other. 

• True

• False

Buses are data pathways that carry signals and data between the CPU, memory, and peripherals. 

• True

• False

The chipset is a collection of chips on the motherboard that manage data flow between the CPU, memory, and peripherals 

• True

• False

Southbridge (now mostly integrated into the CPU): Connects CPU to high-speed devices like RAM and graphics. 

• True

• False

Answer explanation

NORTHBRIDGE

Northbridge handles lower-speed peripherals like USB ports, audio, and networking. 

• True

• False

Answer explanation

SOUTHBRIDGE