1.2.1 Systems Software

What does BIOS stand for?

• Binary Input Output Setup

• Basic Input Output Setup

• Binary Input Output System

• Basic Input Output System

What is the primary function of device drivers?

• To increase the computer's speed

• To store data

• To allow the OS to communicate with peripheral devices

• To manage the computer's memory

What characterizes Distributed Operating Systems?

• They are spread over multiple computer servers on a network

• They operate on a single server

• They are designed for single-user tasks

• They are used exclusively for gaming

What is unique about Embedded Operating Systems?

• They can run multiple tasks simultaneously

• They are built into a single machine to control it

• They require extensive resources

• They are used for data analysis

Which scheduling algorithm deals with processes in the order they arrive?

• Round-Robin

• Shortest Remaining Time

• First Come First Served

• Shortest Job First

What is Intermediate Code?

• Code that can only be understood by the operating system

• Code fully translated into machine language

• Code partly translated between high-level and machine language

• The initial code written by a programmer

What triggers an Interrupt in a computer system?

• A power outage

• A user's command

• A signal from hardware, software, or the clock

• A failure in the operating system

What is the purpose of Memory Management?

• To protect the computer from viruses

• To efficiently organise and allocate main memory to programs

• To delete unnecessary files

• To store as much information as possible

What is a characteristic of Multi-level Feedback Queues?

• They allow processes to move between multiple queues

• They prioritize older processes

• They use a single queue for all processes

• They are used only in single-user systems

What defines a Multi-tasking Operating System?

• It can only run a single task at a time

• It requires manual switching between tasks

• It is capable of running multiple tasks simultaneously

• It uses a single user interface