CHAPTER 3 COMPUTER SOFTWARE

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Questions and Answers

What is the main function of system software?

Create programming software

Prevent malicious software

Run application software

Manage computer's hardware and resources (correct)

Which of the following is typically bundled with a computer's operating system?

Programming software

Application software

Malicious software

System software (correct)

What type of software is designed to perform specific tasks for the user?

Application software (correct)

System software

Malicious software

Programming software

Which type of software is used for writing, editing, and testing software programs?

Programming software Signup and view all the answers

What is the primary purpose of malicious software?

Harm computer systems or steal data Signup and view all the answers

Which type of software manages the computer's memory, processors, and devices?

System software Signup and view all the answers

Which feature of system software is determined by how many different programs it can run simultaneously?

Versatile Signup and view all the answers

What is determined by how difficult it is to change settings and configurations in system software?

Hard to Manipulate Signup and view all the answers

What does the closeness of system software to the system determine?

Accessibility Signup and view all the answers

What are some common features of an operating system?

Coordinate memory, processing, storage, printers and monitors Signup and view all the answers

Which category of operating systems includes smartphones, smartwatches, and video game systems?

Embedded operating systems – RTOS Signup and view all the answers

What are some examples of mobile operating systems?

Android, iOS, Windows Phone Signup and view all the answers

Which operating system is known for being non-proprietary and free from the Web?

'LINUX' Signup and view all the answers

What does virtualization refer to in the context of system software?

Ability to support multiple operating systems on a single physical machine Signup and view all the answers

What is one of the most essential utilities in system software that recognizes and corrects problems?

'Troubleshooting or diagnostic programs' Signup and view all the answers

'Mac OS X Activity Monitor' is designed to help with what aspect of computing?

'Recognizing and correcting problems' Signup and view all the answers

What is the main purpose of system software?

To manage the resources available in the system Signup and view all the answers

Which type of software is Adobe Reader an example of?

Freeware system software Signup and view all the answers

What type of programming software includes basic instructions for a computer to understand?

Low-level programming software Signup and view all the answers

What does simulation software allow engineers to do?

Evaluate, optimize, and compare product designs by modeling real-world events in a computer-generated environment Signup and view all the answers

Which type of software is designed to be publicly accessible so that anyone can see, modify, and distribute the code as they see fit?

Open source system software Signup and view all the answers

Which type of programming software reads the entire source program in the high-level language and translates it into an equivalent program in machine language?

Compilers Signup and view all the answers

What is the main distinction between system software and application software?

System software manages resources while application software is designed to achieve specific tasks Signup and view all the answers

What is the main function of application software?

(b) To achieve a certain set of tasks Signup and view all the answers

(a) What type of disadvantage does developing and evolving application software to achieve specific goals pose for developers?

Signup and view all the answers

(b) What type of disadvantage does widely used application software disseminated on the internet inherently pose?

Signup and view all the answers

What is the function of an assembler in system software?

It converts assembly language program into machine code Signup and view all the answers

What is the primary role of a debugger in programming software?

To test and remove bugs from code Signup and view all the answers

What does an interpreter do in programming software?

It executes code immediately before moving on to the following line Signup and view all the answers

What is the purpose of an Integrated Development Environment (IDE) in software development?

To make programmers' job easier by combining capabilities such as software editing, building, testing, and packaging Signup and view all the answers

What is the main feature of an imperative procedural language mentioned in the text?

Supports structured programming, lexical variable scope, and recursion with a static type system Signup and view all the answers

What does the 'average' function do in the given example of programming software?

Returns the average of the given array Signup and view all the answers

What is the purpose of including '#include' in programming software?

To include header files for pre-defined functions Signup and view all the answers

What does the 'sizeof' operator do in C++ programming?

Returns the size in bytes of its operand Signup and view all the answers

What does the 'int main()' function signify in C++ programming?

It indicates the start of the program's execution Signup and view all the answers

What is the significance of 'return 0;' in C++ programming?

It indicates successful execution of the program Signup and view all the answers

What is the purpose of 'using namespace std;' in C++ programming?

To avoid writing 'std::' before standard library objects and functions Signup and view all the answers

What does the Disk Cleanup utility program do?

Identifies and eliminates nonessential files Signup and view all the answers

Which utility program included with Windows 8 makes a copy of all files in the libraries, contacts, favorites, and the desktop?

File History Signup and view all the answers

What is the primary purpose of utility suites in system software?

Combine several programs into one package Signup and view all the answers

What type of software is used to manage and manipulate data in businesses, including employee, customer, and other databases?

Spreadsheet Software Signup and view all the answers

Which category of application software is used for creating, editing, saving, and printing documents?

Word Processing Software Signup and view all the answers

What does multimedia software typically combine to produce interactive content for professional and personal use?

Text, audio, images, animation, or video Signup and view all the answers

Which type of software enables a user to construct sequences of words and pictures to support a speech or public presentation of information?

Presentation Software Signup and view all the answers

What does a web browser retrieve from other parts of the internet and show on a desktop or mobile device for viewing?

Data transmitted using Hypertext Transfer Protocol Signup and view all the answers

'PowerDvD' falls under which category of application software?

Multimedia Software Signup and view all the answers

'Microsoft Word' is an example of which type of application software?

Word Processing Software Signup and view all the answers

Study Notes

System Software Functions

Manages hardware, software resources, and provides common services for application software.
Controls memory, processor usage, and device management.

Bundled Software

Various utilities and system management tools are typically included with a computer's operating system.

Specific Task Software

Application software is designed for specific tasks for users, such as word processing or spreadsheet management.

Software Development Tools

Programming software is used for writing, editing, and testing software programs.

Malicious Software

The primary purpose of malicious software is to disrupt, damage, or gain unauthorized access to computer systems.

Resource Management Software

System software manages computer memory, processors, and devices to enhance performance.

Parallel Processing Feature

The ability of system software to run multiple programs simultaneously is defined by its multitasking capability.

Configuration Complexity

The complexity of changing settings and configurations in system software is determined by its user accessibility.

System Proximity Indicator

The closeness of system software to the physical system indicates how directly it interacts with hardware components.

Operating System Features

Common features include user interface, file management, task management, and security provisions.

Embedded Operating Systems

Mobile operating systems encompass smartphones, smartwatches, and video game systems.

Examples of Mobile Operating Systems

Android and iOS are primary examples of mobile operating systems.

Non-Proprietary OS Example

Linux is known for being non-proprietary and freely available online.

Virtualization in System Software

Refers to creating virtual versions of resources like servers, storage devices, or networks.

Essential Utilities

Utilities like disk checkers and system repair tools are essential in recognizing and correcting problems.

Activity Monitor Utility

'Mac OS X Activity Monitor' helps users track system performance and resource usage.

Purpose of System Software

The main functionality is to facilitate the working of application software and manage hardware resources efficiently.

Adobe Reader Classification

Adobe Reader is classified as application software for viewing PDF documents.

Instruction Source Software

Low-level programming software includes basic instructions for computers to interpret and execute.

Simulation Software Goals

Allows engineers to create models for testing and validation purposes before actual implementation.

Open-Source Software

Software designed to be publicly accessible for modification and distribution is known as open-source software.

Compiler Functionality

A compiler reads high-level language source code and translates it into machine language.

System vs. Application Software

System software acts as a bridge between hardware and user applications; application software directly serves user needs.

Application Software Functionality

Aims to solve specific tasks such as document creation or data analysis.

Development Challenges of Application Software

Developing targeted software poses challenges in terms of customization and evolving user needs.
Widely used application software can introduce security vulnerabilities due to its broad exposure.

Assembler Role

An assembler in system software translates assembly language code into machine code.

Debugger Purpose

The primary role of a debugger is to identify and fix errors in programming code.

Interpreter Functionality

An interpreter translates high-level source code into machine code line-by-line during execution.

Integrated Development Environment (IDE)

An IDE consolidates various programming tools, streamlining the software development process.

Procedural Language Features

Imperative procedural languages involve commands for the computer to follow in a step-by-step manner.

Average Function in Programming

The 'average' function calculates the mean of a set of values or data points.

Preprocessor Directive

'#include' allows the inclusion of external libraries or files into the program compile process.

Sizeof Operator in C++

The 'sizeof' operator determines the size, in bytes, of a data type or object.

Main Function in C++

The 'int main()' function marks the starting point of execution in a C++ program.

Return Statement Significance

'return 0;' signifies successful completion of the program.

Namespace Usage in C++

'using namespace std;' allows direct access to the standard library names without qualification.

Disk Cleanup Utility

The Disk Cleanup utility program clears unnecessary files to free up disk space.

Backup Utility in Windows 8

Windows 8 includes a utility that backs up files in libraries, contacts, favorites, and desktop.

Utility Suites Purpose

Utility suites in system software aim for efficient system maintenance and optimization.

Data Management Software

Database software is used for managing employee, customer, and other business-related data.

Document Software Category

Word processing software is categorized under application software for document creation and editing.

Multimedia Software Components

Combines text, audio, graphics, animation, and video to produce interactive content.

Presentation Software Function

Enables users to create visual presentations combining words and images effectively.

Web Browser Functionality

Web browsers fetch and display information from the internet onto users' devices.

PowerDVD Classification

'PowerDVD' is classified as multimedia application software for playing DVD and high-definition content.

Microsoft Word Classification

'Microsoft Word' exemplifies word processing application software for document creation and editing.

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