Understanding Operating Systems I

Which types of operating systems are designed to manage multiple tasks simultaneously?

• Real-Time, Batch, Time-Sharing

• Single-User, Multi-Tasking

• Distributed, Network

• Mobile, Graphical User Interface

Which company developed the first widely used personal computer operating system?

• IBM

• Apple

• Microsoft

• Atari

What is the primary purpose of an operating system?

• To serve as a database management system.

• To provide internet connectivity to devices.

• The primary purpose of an operating system is to manage computer hardware and software resources.

• To enhance the graphical user interface of applications.

What does anti-virus software do?

• Anti-virus software speeds up computer performance.

• Anti-virus software enhances internet browsing speed.

• Anti-virus software is used to create backups of files.

• Anti-virus software protects computers from malware by detecting and removing harmful programs.

How does a firewall protect a computer?

• A firewall protects a computer by controlling network traffic and blocking unauthorized access.

• A firewall prevents all types of malware from entering the computer.

• A firewall protects a computer by enhancing its hardware performance.

• A firewall speeds up internet connection by optimizing data flow.

What is a graphical user interface (GUI) in an OS?

• A GUI is a command-line interface for operating systems.

• A GUI is a type of hardware used in computers.

• A GUI is a programming language for software development.

• A GUI is a visual interface that allows users to interact with the operating system using graphical elements.

What is one essential function of an operating system concerning resource allocation?

• Device driver management

• Memory protection

• Process scheduling

• Data backup and recovery

What is the role of system security features in an OS?

• System security features are primarily for user interface customization.

• System security features are used to manage hardware resources efficiently.

• System security features protect against unauthorized access and ensure data integrity and confidentiality.

• System security features enhance system performance and speed.

What functions does an operating system perform to ensure efficient hardware utilization?

• An operating system merely provides a graphical interface for users.

• An operating system is responsible for managing network connections only.

• An operating system does not manage hardware resources directly.

• An operating system optimizes hardware utilization by scheduling tasks, managing memory allocation, and controlling peripheral devices.

Why is it important to keep anti-virus software updated?

• It is important to keep anti-virus software updated to protect against the latest threats and vulnerabilities.

• Updating anti-virus software can slow down your computer.

• Anti-virus software does not need updates if you have a firewall.

• It is unnecessary to update anti-virus software regularly.