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Practice Questions for Number Systems Part-1 Video Lecture - UPSC

Name: Practice Questions for Number Systems Part-1 Video Lecture - UPSC
Uploaded: 2020-09-30T06:04:56Z
Description: Video Lecture & Questions for Practice Questions for Number Systems Part-1 Video Lecture - UPSC - UPSC full syllabus preparation | Free video for UPSC exam.

FAQs on Practice Questions for Number Systems Part-1 Video Lecture - UPSC

1. What is a number system?

Ans. A number system is a way of representing and expressing numbers. It is a set of rules and symbols used to organize and describe quantities. Different number systems, such as decimal, binary, octal, and hexadecimal, have different base values and symbols to represent numbers.

2. What is the decimal number system?

Ans. The decimal number system is the most commonly used number system and has a base of 10. It uses ten symbols, 0-9, to represent all possible numbers. Each digit in a decimal number has a place value, which determines its position and contributes to the overall value of the number.

3. How does the binary number system work?

Ans. The binary number system is a base-2 number system, meaning it only uses two symbols, 0 and 1, to represent all possible numbers. Each digit in a binary number is called a bit, and it has a place value that doubles from right to left. By combining these bits, binary numbers can represent any quantity in a computer's digital system.

4. What is the octal number system?

Ans. The octal number system is a base-8 number system that uses eight symbols, 0-7, to represent all possible numbers. Similar to the decimal system, each digit in an octal number has a place value that contributes to the overall value of the number. Octal numbers are commonly used in computer programming.

5. What is the hexadecimal number system?

Ans. The hexadecimal number system is a base-16 number system that uses sixteen symbols, 0-9 and A-F, to represent all possible numbers. Hexadecimal numbers are often used in computing and programming because they can represent large numbers in a concise and easy-to-understand format. Each digit in a hexadecimal number has a place value, similar to the decimal system.

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