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e\L-lovely-eng\comm13-1.pmd IInd 16-9-11 IIIrd 27-12-11 IVth 4-1-12

Information and Communication Technology Applications

Bar Code Printing Facility for Books and Members
Notes Customizable Security and Access Levels

Supports Unicode

Self Assessment

Fill in the blanks:
1. Software that are required to control the working of hardware and aid effective execution of
a general user’s applications are called ...... .
2. Software that are required for general and special purpose application like database man-
agement, word processing, accounting, etc., are called ...... .
3. A set of instructions is called a ...... .

13.7 Summary

• An operating system is the most essential system software that manages the operation of a
computer.
• We give instructions to computer using a language. A set of instructions is called a Program
and the language using which we give the instructions is called the Programming Language or
Computer Language or simply Language.
• Instructions of a high-level language are coded in many statements. At the time of their ex-
ecution, they are converted statement by statement into machine code, by using system soft-
ware, called Interpreters.
• A library ought to have software which can be able to read bar codes. Without this computer
software, the library can’t be known as automated.
• The software programme have to be accompanied using the technical help solutions. That is
significant because the software package could run into difficulty anytime.

13.8 Keywords

System Software: Software that are required to control the working of hardware and aid in effective
execution of a general user’s application.
Application Software: Software that are required for general and special purpose application like
database management, word processing etc.
Single-user Operating System: These operating systems are used for mainly computers having only
one terminal.

13.9 Review Questions

1. What is system software? Explain the different types of system software.
2. Define the operating system.
3. Write a note on bar code.
4. What is the features of library software in India?

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