Which of the key is used to close the active window?:

A) Alt+F4
B) Shift+F5
C) Ctrl+F4
D) Alt+F5

🧠 Explanation:

Alt+F4 closes the active window, like a program or browser tab. It’s a quick way to shut down apps. In Pakistan, it’s used by students and workers to manage open programs. It’s important because it helps keep your computer organized, saving time and preventing clutter during multitasking in school or work.