Learn Number System and Conversions In Punjabi Language,This topic is a part of CP Sub

Lecture 0: History Of Computer in Punjabi, This topic is a part of CP Subject B.Tech Pbi Univ Pta. ===============Questions===========================

1. Convert (98)10 to (?)2,(?)8, (?)16. =====Write answers in comment Section with your Roll no================

There are basically two types on number system

1. Non Positional Number System.

2. Positional Number System.

3. Non Positional Number System: - In Non positional number system there is no base value but have are different types of symbols. Most common Non positional number system is Roman number system and their symbols are different like I, III, V, X, L, M, D, C.

4. Positional Number System: - In Positional number system there is base value and are different types of symbols according to their base value. Most common Positional number system are:

5. Binary Number System.

6. Octal Number System.

7. Decimal Number System.

8. Hexadecimal Number System.

Different types of Number System and their base values and symbols Number System Base Value Symbols Binary Number System 2 0,1 Octal Number System 8 0,1,2,3,4,5,6,7 Decimal Number System 10 0,1,2,3,4,5,6,7,8,9 Hexadecimal Number System 16 0,1,2,3,4,5,6,7,8,9,A,B,C,D,E,F

Decimal Number System The Decimal Number System consists of ten digits from 0 to 9. These digits can be used to represent any numeric value. The base of decimal number system is 10. It is the most widely used number system. The value represented by individual digit depends on weight and position of the digit. Binary Number System Digital computer represents all kinds of data and information in the binary system. Binary Number System consists of two digits 0 and 1. Its base is 2. Each digit or bit in binary number system can be 0 or 1. Octal Number System Octal Number System consists of eight digits from 0 to 7. The base of octal system is 8. Each digit position in this system represents a power of 8. Any digit in this system is always less than 8. Octal number system is used as a shorthand representation of long binary numbers. The number 65218 is not valid in this number system as 8 is not a valid digit. Hexadecimal Number System The Hexadecimal Number System consists of 16 digits from 0 to 9 and A to F. The alphabets A to F represent decimal numbers from 10 to 15. The base of this number system is 16. Each digit position in hexadecimal system represents a power of 16. The number 76416 is valid hexadecimal number. It is different from 76410 which is seven hundred and sixty four. This number system provides shortcut method to represent long binary numbers.

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