[Lesson with Quiz] Chapter 5 - System Software

CSC134 COMPUTER & INFORMATION PROCESSING | JUHAIDA ISMAIL

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LESSON OUTCOMES

1. Describe the differences between system software and application

software.

2. Identify the four types of system software.

3. Explain the basic functions, features, and categories of operating

systems.

4. Discuss the popular Operating System (OS) used today.

5. Explain the purpose of utilities and utility suites.

6. Identify the four most essential utilities.

Upon completion of this chapter, students should be able to:

CSC134 COMPUTER & INFORMATION PROCESSING

▪ Computers and computer applications have become a

part of the fabric of everyday life.

▪ They are great as long as they are working

▪ We give little thought to the processes and programs running

behind the scenes to keep them functioning effectively.

▪ Such programs (i.e. operating systems, utility programs, and

device drivers) are the system software you learn about in
this chapter.

INTRODUCTION

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SYSTEM SOFTWARE

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▪ System Software

works with end users,

application software, and computer hardware to
handle most technical details.

SYSTEM SOFTWARE

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OPERATING SYSTEM (OS) FUNCTIONS

Graphical User Interface (GUI) - with a Graphical User
Interface , you interact with menus and visual images.

SYSTEM SOFTWARE

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OPERATING SYSTEM (OS) FUNCTIONS

Command Line Interface (CLI) - with a Command-line
Interface, a user uses the keyboard to enter data and
instructions

Drag and Drop

Most general-purpose applications use a(n) ​

Placeholder

that displays graphical elements called icons to represent familiar objects.

Drag these tiles and drop them in the correct blank above

graphical user interface

integrated package

dialogue box

menu button

Drag and Drop

A(n) ​

Placeholder

is a list of commands that are related to the main menu selected.

Drag these tiles and drop them in the correct blank above

drop-down menu

dialogue box

input box

speech recognition

SYSTEM SOFTWARE

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OPERATING SYSTEM (OS) FUNCTIONS

Multiple Choice

As a lab technician, every morning Yani has to start up all computers in the lab to make sure it is in good condition before it is open to the students. What is the term for this kind of computer start-up process?

• Hibernate

• Warm boot

• Cold boot

• Restart

Fill in the Blanks

SYSTEM SOFTWARE

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OPERATING SYSTEM (OS) FEATURES

▪ Features in common with application software

✓ Icons – graphics representations for a program, type of file or function.
✓ Pointer – controlled by a mouse, trackball or touch screen.
✓ Windows – rectangular areas for displaying information and running programs.
✓ Menus – provide a list of options or commands that can be selected.
✓ Tabs – divide menus into major activity areas such as format and page layout.
✓ Dialog boxes – typically provide information or request input.
✓ Help – provide online assistance for operating system functions and procedures.
✓ Gesture Control – ability to control operations with finger movements such as

swiping, sliding and pinching.

▪ Files and Folders

▪ Files are used to store data and programs
▪ Folders store related files.

EXAM

Multiple Choice

What is the category of OS installed in smartphones and smartwatches?

• Embedded OS

• Stand-alone OS

• Network OS

• Peer-to-peer OS

Multiple Choice

Indicate the term for the mobile OS which is developed by Apple and originally called iPhone OS.

• Android

• iOS

• Mac OS

• Phone OS

Multiple Choice

Which of the following is NOT a type of OS?

• stand-alone

• mainframe

• network

• embedded

SYSTEM SOFTWARE

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CATEGORIES OF OPERATING SYSTEM (OS)

THREE BASIC CATEGORIES OF OS

1. Embedded operating systems

Mobile Operating System

▪ Less

complicated

and

more

specialized for wireless

▪ Some of the best known

✓ Android
✓ iOS
✓ Windows Phone

SYSTEM SOFTWARE

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CATEGORIES OF OPERATING SYSTEM (OS)

THREE BASIC CATEGORIES OF OS

2. Stand-alone operating systems

✓ Also called desktop operating system
✓ Operating systems commonly used by individuals

▪

Windows – most widely used

▪

Mac OS – powerful and easy to use

▪

UNIX – network; originally designed for Web

▪

LINUX – nonproprietary; free from the Web

SYSTEM SOFTWARE

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CATEGORIES OF OPERATING SYSTEM (OS)

Windows – most widely used

▪

WINDOWS 8

▪

integrates the desktop OS with
its mobile OS

▪

WINDOWS 10

▪

merges Windows desktop and
mobile operating systems

SYSTEM SOFTWARE

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CATEGORIES OF OPERATING SYSTEM (OS)

MAC OS

▪

Mac OS X runs on Apple computers

▪

Two most recent versions:
✓ OS X Mavericks

•

Improved power management

✓ OS X Yosemite

•

New user interface

SYSTEM SOFTWARE

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CATEGORIES OF OPERATING SYSTEM (OS)

UNIX & LINUX

▪

UNIX operating system
✓ Servers on the Web
✓ Mainframe computers
✓ Personal Computers

▪

LINUX - version of UNIX
✓ Alternative to windows
✓ Open source - free
✓ Google Chrome OS based on Linux

•

Focuses on Internet connectivity and
cloud computing

•

Speed is determined by the speed of
the Internet

SYSTEM SOFTWARE

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OPERATING SYSTEM (OS)

-

VIRTUALIZATION

VIRTUALIZATION

▪

Ability to support multiple operating systems on a single physical
machine

▪

Virtualization software
▪

Each virtual machine appears as a separate independent computer
✓ Host operating system
✓ Guest operating system

▪

Parallels
▪

Mac to run Windows programs in OS X

Multiple Choice

These program guards your computer against malware that may include your computer system.

• File compression program

• Backup program

• Antivirus program

• Troubleshooting program

Dropdown

File decompression is a technique of ​

Select answer

.

SYSTEM SOFTWARE

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UTILITIES

Windows Operating Systems includes utilities such as:

▪

File History
✓ Utility program included with Windows 8
✓ Makes a copy of all files in the libraries, contacts, favorites and

the desktop

✓ Helps prevent the effect of disk failure

SYSTEM SOFTWARE

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UTILITIES

Windows Operating Systems includes utilities such as:

▪

Disk Cleanup
✓ Identifies and eliminates non essential files
✓ Frees up valuable space and improves system performance

SYSTEM SOFTWARE

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UTILITIES

Windows Operating Systems includes utilities such as:

▪

Disk Defragmenter
✓ Files are organized in tracks and sectors

•

Tracks – concentric ring

•

Sectors – wedge-shaped sections of a track

✓ Optimize drives - utility program

•

Identifies and eliminates unnecessary fragments

•

Files become fragmented
➢ Broken up and stored in noncontiguous space

✓ Rearranges files and unused disk space to optimize operations

SYSTEM SOFTWARE

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UTILITIES

▪

Disk Defragmenter

SYSTEM SOFTWARE

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UTILITIES SUITES

▪ Combine several programs into one package
▪ Less expensive
▪ Popular suites

✓ Bit Defender
✓ Norton Utilities
✓ Kaspersky

Multiple Choice

Which of the following statement is INCORRECT regarding the Software Integrated Packages?

• Less expensive

• Simple to use and switch between functions

• Popular with home users

• It is a collection of individual application packages sold together

Multiple Choice

You are using a tool on your computer to organize a variety of files in folders. What is the term for this kind of tool?

• File Manager

• Search tool

• Image Viewer

• Defragmenter

Multiple Choice

You have heard it is possible to improve your computer performance by storing all related files for a particular program together. What is the term for this?

• Compression

• Maintenance

• Defragmenting

• Operationalization

Multiple Choice

Choose the suitable program to be used when sending a large file over the internet.

• Disk defragmenter

• Uninstaller

• Disk clean-up

• File compression

Drag and Drop

​

Placeholder

is a utility software that detects computer files that are scattered across several locations in the hard disk and move the fragments to one location to increase efficiency.

Drag these tiles and drop them in the correct blank above

Disk defragmenter

Disk formatter

Disk clean-up

Disk compression

Multiple Choice

Below are the application software package EXCEPT:

• Redhat Linux

• Microsoft Office

• Adobe PageMaker

• OpenOffice

Multiple Choice

Identify the CORRECT description of the business software suite.

• A collection of individual programs available together as a unit.

• A program that converts documents into a format to be viewed at all platforms.

• A program that includes features for users to organize personal information.

• A program that allows user to enter data and information.

Multiple Choice

This troubleshooting identifies and eliminates nonessential files, frees up valuable disk space, and improves system performance.

• File history

• Disk clean-up

• Storage

• Compactor

Match

Match the following.

• To coordinate computer resources, provide UI and run applications.

• To convert the programming instructions written by the programmers into a language that computers understand and process.

• To allow I/O to communicate with the rest of the computer system.

• To search and remove any unnecessary files from the computer.

Operating System

Compiler

Device driver

DIsk clean-up

• Operating System

• Compiler

• Device driver

• DIsk clean-up

Multiple Choice

Which of the following is NOT a character encoding standard?

• EBCDIC

• ASCII

• CISC

• Unicode

Poll

How was the study?

• Understand, Sir!

• I'll revise back until I understand.

• No, Sir!

Full video revision of

Chapter 5.

The next slide is the full video which you can view and revise again.

Good luck!

OPEN ENDED QUESTIONS

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1. Describe system software. Discuss each of

the four types of system programs.

2. Define operating systems.

Describe the

basic features and the three categories of
operating systems.

3. What

are

mobile

operating

systems?

Describe leading mobile operating systems.

4. What

are

desktop

operating

systems?

Compare

Windows, Mac OS, Linux and

Chrome OS. Discuss virtualization.

5. Discuss utilities. What are the most essential

utilities? What is a utility suite?

THANK YOU

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