SSC CGL Exam > SSC CGL Videos > Crash Course for SSC CGL (English) > Introduction to Number System - 1
Introduction to Number System - 1 Video Lecture | Crash Course for SSC CGL (English)
FAQs on Introduction to Number System - 1 Video Lecture - Crash Course for SSC CGL (English)
| 1. What is the number system? |  |
Ans. The number system is a way of representing numbers using a set of symbols or digits. It includes different types of number systems such as decimal, binary, octal, and hexadecimal systems.
| 2. What is the decimal number system? | |
Ans. The decimal number system is the most commonly used number system, which uses ten different digits from 0 to 9. It is also known as the base-10 system, as each digit's value is multiplied by powers of 10 based on its position.
| 3. What is binary number system? | |
Ans. The binary number system is a number system that uses only two digits, 0 and 1. It is also known as the base-2 system, as each digit's value is multiplied by powers of 2 based on its position. It is widely used in computer science and digital electronics.
| 4. What is the octal number system? | |
Ans. The octal number system is a number system that uses eight different digits from 0 to 7. It is also known as the base-8 system, as each digit's value is multiplied by powers of 8 based on its position. It is often used in computer programming.
| 5. What is the hexadecimal number system? | |
Ans. The hexadecimal number system is a number system that uses sixteen different digits from 0 to 9 and A to F, where A represents 10, B represents 11, and so on. It is also known as the base-16 system, as each digit's value is multiplied by powers of 16 based on its position. It is commonly used in computer science and digital electronics.
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