Practice Conclusion - 1.7 | 1. Numbers | ICSE 11 Computer Applications
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Conclusion

1.7 - Conclusion

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the decimal equivalent of binary 1010?

💡 Hint: Use power of 2 to convert.

Question 2 Easy

Convert octal 17 to decimal.

💡 Hint: Calculate 1*8^1 + 7*8^0.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What number system is primarily used in computers?

Decimal
Binary
Hexadecimal

💡 Hint: Think about the basic building blocks of computer data.

Question 2

True or False: Hexadecimal is a base-16 number system.

True
False

💡 Hint: Consider how many digits are used in the system.

3 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Convert the hexadecimal number 3A7 to decimal.

💡 Hint: Break down the hexadecimal into its respective powers of 16.

Challenge 2 Hard

Perform the binary addition of 10101 and 11011 and give the decimal equivalent.

💡 Hint: Work carefully with carries in your addition.

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