SOF102 Topic 5

Which component is known as the core of the operating system?

• BIOS

• Kernel

• Firmware

• RAM

Which OS interface allows interaction via graphical elements like icons and menus?

• Command-line Interface

• Batch Interface

• Graphical User Interface (GUI)

• Logical Interface

What is a cold boot?

• Restarting a device without powering off

• Starting a device from a completely powered-off state

• Updating the OS

• Switching users on a shared computer

What is virtual memory?

• Reserved space in the CPU

• Temporary storage in the BIOS

• Encrypted memory in the cloud

• Hard drive space used as additional RAM

Which of the following remains in memory while a computer is running?

• Kernel

• File Manager

• Nonresident instructions

• Drivers

What is thrashing in memory management?

• A virus attack

• Constant switching between RAM and virtual memory

• A hardware failure

• Sudden loss of memory

What should you do to prevent thrashing?

• Enable airplane mode

• Increase CPU speed

• Update the BIOS

• Defragment the hard disk and add more RAM

What is the role of a device driver?

• It encrypts data

• It connects a device to the Internet

• It enables the OS to communicate with a hardware device

• It manages cloud storage

What does spooling help with?

• Virus scanning

• File compression

• RAM cleaning

• Printer efficiency

Which operating system is an example of open-source software?

• Windows

• macOS

• iOS

• Linux