Functions of Operating Systems

1. : Which of the following is NOT a function of an operating system?
(A) Process Management
(B) Memory Management
(C) Data Compilation
(D) File Management

2. : What is the function of process management in an operating system?
(A) Allocating CPU to different tasks
(B) Storing files permanently
(C) Encrypting user data
(D) Detecting hardware errors

3. : Which OS function keeps track of the location and status of each file?
(A) Device Management
(B) Process Scheduling
(C) File Management
(D) Security

4. : In memory management, what does “virtual memory” provide?
(A) A backup copy of RAM
(B) Extended storage space using disk
(C) A faster version of cache memory
(D) Permanent memory for files

5. : Which OS function handles communication between hardware devices and applications?
(A) Device Management
(B) File Management
(C) Security
(D) User Interface

6. : What type of security function does an operating system provide?
(A) User authentication and access control
(B) Data compression
(C) Network speed optimization
(D) File replication

7. : Which operating system function schedules tasks for execution on the CPU?
(A) File Management
(B) Process Management
(C) Memory Management
(D) Security

8. : Which function of the OS provides an interface between the user and the computer?
(A) Device Management
(B) File Management
(C) User Interface
(D) Security

9. : Which operating system function is responsible for loading programs into memory for execution?
(A) Memory Management
(B) File Management
(C) Device Management
(D) Process Management

10. : Which of the following best describes multitasking in an operating system?
(A) Executing one process at a time
(B) Running multiple processes simultaneously
(C) Running programs only in the background
(D) Running only system applications