Chapter 2 Software Concepts Solutions
Question - 11 : - What do you mean by operating system ?
Answer - 11 : -
Operating System is a software program which manages the hardware and software resources and links them. It creates an interface between hardware and software. It is a bridge between the hardware and the software.
Question - 12 : - What do you mean by graphics software ?
Answer - 12 : -
Graphics software is the application software which can manipulate images, known as graphics software. The graphics software can incorporate images, text, sound, animation and video sequence.
Question - 13 : - Name the various categories of application software.
Answer - 13 : -
Application software can be divided into following three categories :
- Packages
- Utilities
- Customized Software
Question - 14 : - Explain utility program.
Answer - 14 : -
A program that performs a specific task related to the management of computer functions, resources, or files as password protection, memory management, virus protection, and file compression.
Question - 15 : - Explain operating system and utility system software.
Answer - 15 : -
Operating systems are essential for running a computer. However, as part of the operating system, there are often other programs which are not essential to the running of the computer. These are known as utilities. If they were not there, they would not affect the working of the computer. 3
Question - 16 : - How does the application software and operating system work together ?
Answer - 16 : -
When we use a program, it sends commands to the computer. But the computer is just a heap of nuts and bolts and computer chips. It can’t understand the commands by itself. So the operating system catches the commands and tells the computer what you want it to do.
Question - 17 : - What are open source software ? Give its examples.
Answer - 17 : -
Open source software is that computer software whose source code is made available with a license in which the copyright holder provides the rights to read, change and distribute the software for any purpose. For example : Linux, Unix etc.
Question - 18 : - What are the criteria of software development industry to consider a software as open source software ?
Answer - 18 : -
For a software to be considered as open source software it should meet certain criteria, they are :
- It should be available free or at low cost.
- Source code must be included.
- Everyone should be allowed to edit the source code.
- Modified versions can be redistributed.
Question - 19 : - What are Shareware ? Give its examples.
Answer - 19 : -
It is that software which is made available with a right to redistribute copies. It is also known as “Try Before You Buy.” For example : wondershare, Kaspersky antivirus etc.
Question - 20 : - What are the functions of a file system ?
Answer - 20 : -
The major functions of a file system are given below :
- It provides file naming freedom to the users and permits controlled sharing of files.
- It provides long and short term storage of files.
- It provides security against loss of information due to system failure.
- It also provides file recovery modules, if required. [1 mark for each point]