Practice Real Number Representation (8.4) - Hexadecimal Representation
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Real Number Representation

Practice - Real Number Representation

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Convert the binary number 1101 to decimal.

💡 Hint: Think about the powers of 2.

Question 2 Easy

What is the hexadecimal representation of the decimal number 16?

💡 Hint: Consider how 16 fits within the range of 0-15 in hex.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does binary represent?

Only 0
Only 1
0 and 1

💡 Hint: Recall that binary is the basis of computing.

Question 2

Two's complement is primarily used for what purpose?

True
False

💡 Hint: Think about how we handle signs in computing.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Convert the decimal number -5 into an 8-bit two's complement binary number.

💡 Hint: Remember to first flip the bits and then add one.

Challenge 2 Hard

Calculate the sum of 127 and -128 using two's complement; show steps and final result.

💡 Hint: Check if there’s any overflow or if you need to carry over.

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