System Software

Question 1

System Software

Answer 1

• Manages and controls hardware operations
• Enables the computer system to function
• Is the link between hardware and application software

Question 2

Application Software

Answer 2

• Allows user to execute specific tasks (Ex: Using Microsoft Word, Web Browsers,..)
• It runs on top of s
  System software.

Question 3

The Types of System Software

Answer 3

• Operating Systems : manage hardware resources and provide services for application software. (Ex: Windows, MacOS, Linux,…)
• Device Drivers : facilitates communication between hardware and OS
• Utilities : provides additional functionality (Ex: file management, security,…)
• Language Translator : converts programming languages to machine code.

Question 4

Functions of the OS

Answer 4

• Manages CPU, memory and storage
• Provides User Interface (point of human-computer interaction and communication in a device)
• File management, storage organization, task management, and security…

Question 5

Features of the OS

Answer 5

• Graphical User Interface (GUI) (Icons, Pointer, Menus, Help,…)
• Multi-Tasking
• Network Support for Internet and Intranet access

Question 6

Categories of OS

Answer 6

• Single-User vs. Multi-User (Stand alone OS and Multi-User) : computers vs. servers
• Network OS : manages resources effectively
  -Mobile OS (RTOS (Real Time OS)) : used for embedded systems for time-sensitive apps.

Question 7

Mobile OS : iOS

Answer 7

• Developed by Apple
• Secure Ecosystem
• Limited Customization

Question 8

Mobile OS : Android

Answer 8

• Developed by Google
• Open source
• Highly Customizable
• Many Apps through Google Play Store
• Customizable

Question 9

Desktop OS : Windows

Answer 9

• Most Widely Used
• Extensive hardware and software support
• User Friendly Interface

Question 10

Desktop OS : MacOs

Answer 10

• Sleek Design
• Apple Ecosystem Integration
• fewer customization options

Question 11

Desktop OS : UNIX

Answer 11

• Multi-User, Multi-Tasking Server
• Used in Servers, Large Scale Computing Sysems
• Stable, Robust, and safe

Question 12

Desktop OS : Linux

Answer 12

• Open-Source
• Highly Customizable
• Free
• Highly Secure

Question 13

Desktop OS : Chrome OS

Answer 13

• Developed by Google
• Distributed by Linux
• Easy and safe

Question 14

Virtualization

Answer 14

• Running different OS on the same machine via Virtual Machines (VMs) (Ex: VMware; Hyper-V; Virtual Box).

Question 15

Utilities

Answer 15

• System Management Tools
• Maintains, Protects, and Enhances CS
• Utility Suites : collection of utility programs

Question 16

Most Essential Utilities

Answer 16

• Anti-Virus Software: protects from malicious Software
• Backup Software : ensures data can be restored.
• File Compression Tools : Compress and decompress files
• Disk Cleanup and Defragmentation tools: cleans unnecessary files
• Firewall : controls ingoing and outgoing network traffic
• System monitoring Tools : provides info. on system performance (CPU usage, Memory usage,….) (Ex: Task Manager, HWMonitor)