What are the four main components of a computer system?

• Hardware, Operating System, Application Programs, Users

• CPU, Memory, I/O Devices, Network

• Input Devices, Output Devices, Storage, Network

• Software, Firmware, Hardware, Middleware

What is the primary role of an operating system?

• To manage user interfaces

• To develop application programs

• To control and coordinate hardware use

• To provide hardware resources

Which of the following is NOT a type of application program?

• Video games

• Word processors

• Operating systems

• Compilers

What is resource utilization?

• The speed of data processing

• The efficiency of hardware components

• The total amount of resources in a system

• The measure of how much of your available resources you are currently using

What is a mainframe?

• A type of mobile device

• A personal computer

• A high-performance computer for large-scale tasks

• A small general-purpose computer

What is the difference between a minicomputer and a mainframe?

• Minicomputers have more users

• Minicomputers are used for military purposes

• Minicomputers are smaller and less expensive

• Minicomputers are larger and more powerful

What is the kernel in an operating system?

• A system program that manages resources

• A user interface component

• The main program running at all times

• A type of application program

What does middleware provide?

• Hardware management

• Basic computing resources

• Additional services to application developers

• User interface design

What is the function of device controllers?

• To allocate system resources

• To run application programs

• To manage CPU operations

• To control specific device types

What is an interrupt in computer systems?

• A method of data storage

• A signal to the CPU to stop its current task

• A type of software error

• A way to increase processing speed