The Operating System

Which of the following are functions of an operating system?

• Provides a user interface
• Provides security
• Manages the software
• Controls the hardware

What is a drawback of using a Graphical/Menu Interface?

• Requires extensive technical skill
• Uses up minimal resources
• Reacts slowly to user input
• Uses up a lot of resources

Which type of operating system allows more than one program to run simultaneously?

• Multi-Tasking OS
• Multi-User OS
• Distributed OS
• Real-Time OS

What is a benefit of using a Command-Line Interface?

• Provides a visually appealing experience
• Allows greater control
• Reacts to touch inputs
• Requires minimal technical skill

Which type of operating system is designed for research calculations and shares tasks over multiple servers?

• Multi-Tasking OS
• Multi-User OS
• Distributed OS
• Real-Time OS

What is a characteristic of Real-Time Operating Systems?

• Designed for super-computers
• Divides tasks for multiple servers
• Produces output within a set time frame
• Includes permanent storage

What is the primary purpose of an Embedded Operating System?

• Allows for multitasking
• Used for research calculations
• Performs a dedicated function within a larger system
• Shares tasks over multiple servers

What is the function of a scheduler in an operating system?

• Provides a user interface
• Manages the software
• Controls the hardware
• Ensures efficient and fair allocation of processing resources

What is a drawback of First Come, First Served (FCFS) scheduling?

• Can cause long wait times
• Allows for prioritization of tasks
• Ensures every task gets a fair chance
• Doesn't use a queue system

Which scheduling algorithm allocates a time slice to each job?

• First Come, First Served
• Round Robin
• Shortest Job First
• Shortest Time Remaining