Explain how characters are represented in computers

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Reference no: EM131205395

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It is important that you complete all readings and videos prior to attempting the quiz. The completed quiz must be submitted in appropriate assignment folder by the due date and time. Please see the Syllabus > Course Schedule. This quiz is valued at 5 points (5% of course grade).

1. What are binary numbers and why are these number important to computer systems?

2. Convert 11100110 to Base 10. Show your work.

3. Convert 372 to Base 2. Show your work.

4. Convert 1,304 to Base 2. Show your work.

5. Convert 11111111 to Base 10. Show your work.

6. What is 216 in Base 10?

7. Add 1110 and 11111. Show your work.

8. Add 111110 and 10110. Show your work.

9. Subtract 1001 from 11111. Show your work.

10. Subtract 111 from 11001. Show your work.

11. List and describe the three most common alphanumeric codes.

12. List and describe the various ways of entering alphanumeric data into computers.

13. Explain how characters are represented in computers.

14. List and describe the different simple data types.

15. For a given computer instruction, what are the factors that determine how binary digits are interpreted?

16. What is the importance of hexadecimal numbering representation?

17. How bits are grouped together to represent each of the following:
a. Bit
b. Byte
c. Halfword
d. Word
e. Doubleword

18. What are the three simple functions computer hardware can perform?

19. What is complementing and why is it important?

20. How many bytes are in a kilobyte, megabyte, gigabyte, terabyte, and petabyte?

Reference no: EM131205395

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