
#15 Representing numbers and characters
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Claire Buckler
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1. Which of these data types could never be used to somehow represent the mathematical concept of pi () in one primitive variable? You may assume its value must be given to at least 2 decimal places.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2. What is the effect of typecasting a character to an integer?
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3. What is stored in a character variable?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4. Convert the unsigned binary number 1101 to denary
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5. Convert the number 54 to 8-bit unsigned binary
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6. What are the place values of unsigned binary numbers?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
7. Add the following two unsigned binary numbers: 1001+ 0111
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