OS Basics
Name That OS
GUI or CLI?
Behind the Scenes (Processes & Memory)
Files, Folders, and Storage
100

The software that manages hardware, apps, memory, CPU, and storage for the user.

What is an operating system?

100

The desktop OS that is the most widely used, making it a common target for malware.

What is Windows?

100

The interface that uses icons, buttons, and windows.

What is a GUI?

100

A running program that has its own memory and execution.

What is a process?

100

The system that organizes how data is stored and retrieved on a computer.

What is a file system?

200

The part of the OS that lets users interact with the computer visually or through text.

What is the user interface?

200

The OS known for being sleek and secure but limited to specific hardware with a high entry cost.

What is MacOS?

200

The interface that requires memorizing text commands.

What is a CLI?

200

The OS technique that runs multiple processes by switching between them rapidly.

What is multitasking?

200

NTFS, FAT32, and ext4 are examples of these.

What are file systems?

300

The OS function that allocates RAM so programs run efficiently.

What is memory management?

300

The open‑source OS that gives users total control and serves as the base for Android.

What is Linux?

300

The interface that is easiest for beginners and great for everyday tasks like browsing.

What is a GUI?

300

The OS component that decides which process runs next based on priority.

What is the scheduler?

300

The structure the OS uses to organize files into folders.

What are directories?

400

The OS function responsible for organizing, storing, and retrieving data.

What is file system management?

400

The OS that is inexpensive, extremely fast, and designed for lightweight tasks with limited local storage.

What is Chrome OS?

400

The interface that is faster and more powerful for advanced users.

What is a CLI?

400

Processes that run automatically in the background, such as updates or syncing.

What are background processes?

400

The fast, temporary memory used to keep programs running.

What is RAM?

500

The OS function that controls hardware such as keyboards, mice, and printers.

What is device management?

500

The OS type built into specialized hardware devices and often used for real‑time operations.

What is an embedded OS?

500

The command used in a CLI to create a new folder named “Test.”

What is mkdir Test ?

500

The technique that lets the OS use storage as extra memory when RAM is full.

What is virtual memory?

500

The OS technique that lets multiple computers share resources, exchange messages, and access remote services.

What is networked computing?

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