उस प्रोग्राम का क्या नाम है जो कंप्यूटर के समग्र कार्यों को नियंत्रित करता है?

In the Windows operating system, by default, where does the taskbar appear on the desktop?

When a process is to be executed, it has to be loaded from secondary storage into main memory. What is this operation called?

Which is the correct order of operations for system startup?