None of the answers.

 All of the answers

Memory Management.

File Management.

Process management.

It keeps only essential services in the kernel and moves others to user space.

None of the answers.

It runs only on embedded systems.

 It includes all system services within the kernel space.

It is designed to be slower than monolithic kernels on purpose.

 Both address only external threats.

Protection and security address the same types of threats.

 All of the answers.

Protection focuses on software threats, while security focuses on hardware threats.

Protection addresses internal threats, while security addresses external threats.

The layered approach requires more system components to function.

All

of the answers

 The layered approach is always slower than the modular approach.

The layered approach restricts direct communication between layers, which may reduce flexibility.

The layered approach does not support multi-tasking.

It is only used for graphical user interfaces.

None of the answers.

 Moves as much functionality as possible from the kernel into user space.

It prevents the use of functions or variables.

It runs all code in a single block without separation.

Cache → Hard Disk → Solid-State Disk → Main Memory

Hard Disk→ Cache → Main Memory → Solid-State Disk  

Hard Disk → Main Memory → Cache → Solid-State Disk

Solid-State Disk → Hard Disk → Cache → Main Memory

None of the answers.

Main Memory → Cache → Solid-State Disk → Hard Disk

None of the answers.

All of the answers.

Handling user input.

Managing file systems.

Managing CPU scheduling.

A program that manages memory allocation.

Controlling

network settings

Initializing

the system and loading the OS kernel

All of the answers

Running

all application programs at startup

None of the answers

It controls the execution of programs in main memory.

Controlling

CPU usage

All of the answers

 None of the answers

It monitors CPU performance during computation.

It allocates memory resources to active processes.

Backing up all user data automatically

Storing user account information

Saving files permanently

All of the answers

Temporarily storing frequently accessed data for faster retrieval

Permanently storing frequently accessed data for faster retrieval