JAMIA 2026 — Computer PYQ

Correct Option: (a) BIOS

Solution

What is Firmware?

Firmware is a specific class of computer software that provides low-level control for a device's specific hardware. Unlike standard software, firmware is typically written directly into non-volatile memory chips such as:

• ROM (Read-Only Memory)

• PROM (Programmable Read-Only Memory)

• EEPROM (Electrically Erasable Programmable Read-Only Memory)

• Flash Memory

We can express the conceptual relationship of a computing system hierarchy using a simple set relation:

$$\text{Hardware}\subset \text{Firmware}\subset \text{System Software}\subset \text{Application Software}$$

Where firmware acts as the intermediate translation layer sitting directly on top of the physical gate logic.

Analysis of the Options

• (a) BIOS (Basic Input/Output System): This is the quintessential example of firmware. It is stored on a flash memory chip on the motherboard and executes immediately when a computer powers on. Its primary role is to perform the Power-On Self-Test ($POST$) and initialize hardware components before handing over control to the bootloader.

• (b) Compilers: A compiler is a system utility software program that translates high-level source code into low-level machine code (object code) in a single execution pass.

• (c) Operating Systems: An OS (like Windows, Linux, or macOS) is large-scale System Software that manages computer hardware resources and provides common services for execution routines.

• (d) Interpreters: An interpreter is another type of language translator software that converts high-level code into machine instructions line-by-line during runtime execution.

Since BIOS is hard-coded directly into hardware memory blocks to control foundational startup circuits, it is strictly classified as firmware.