<p>AP® Computer Science (A) Exercises 01.01-07 Date: Name: Period:</p><p>1. According to the author, what is one of the most important elements of learning in a classroom?</p><p>2. What is the “exposure equation”?</p><p>3. Computer Science is essentially ______.</p><p>4. In what 3 areas are computers superior to human beings?</p><p>5. List 2 human errors that can cause a computer to give erroneous information.</p><p>6. Morse code is based on a series of ______and ______signals. </p><p>7. Using dots and dashes, write your first name in Morse code.</p><p>8. The secret of Morse code is the fact that electricity can be ______, and it can be ______. </p><p>9. In Computer Science, ____ means on and ____ means off.</p><p>10. The number system that we use is called the ______number system or ______. </p><p>11. What does every digit in a base-10 number represent?</p><p>12. Is it possible to count in other bases besides base-10?</p><p>13. The number system used by computers is the ______number system or ______.</p><p>14. What does every digit in a base-2 number represent?</p><p>Exposure Computer Science 2016 for AP®CS (A) Exercises 01.01-07 Page 1 07-06-16 15. What does ASCII stand for?</p><p>16. What is the ASCII code for capital letter D?</p><p>17. Which ASCII codes are used for the standard set of characters?</p><p>18. Which ASCII codes are used for the extended set of characters?</p><p>19. How many bytes does ASCII use to store one character?</p><p>20. Refer to the previous question. How many different characters are possible with ASCII?</p><p>21. How many bytes does Unicode use to store one character?</p><p>22. Refer to the previous question. How many different characters are possible with Unicode?</p><p>23. Which coding system does Java use?</p><p>24. What is a bit?</p><p>25. How many bits are in a byte?</p><p>26. How many bits are in a nibble?</p><p>27. Early computers used vacuum tubes. How much information did one vacuum tube store?</p><p>28. What eventually replaced the vacuum tubes?</p><p>29. What do computers use today to store information?</p><p>30. What is the main board in a computer, with all the primary computer components, called?</p><p>31. What are computer chips made out of?</p><p>32. When a metal is a semiconductor, that means it allows you to precisely control the flow of what?</p><p>33. What kind of chip stores permanent information for the computer?</p><p>34. What does ROM stand for?</p><p>35. What kind of chip stores temporary information for the computer?</p><p>36. What does RAM stand for?</p><p>37. Exactly how many bytes are in a kilobyte?</p><p>38. Which stores more information, gigabytes or terabytes?</p><p>39. What does CPU stand for?</p><p>40. The CPU is essentially the ______of the computer.</p><p>41. Iron Oxide is the technical term for something we use to store information on an old floppy disk. What is the more common term?</p><p>42. What secondary storage device is coded with areas that reflect and absorb laser light?</p><p>43. What type of device measures in a continuous fashion?</p><p>44. What type of information allows you to make a precise copy of the original?</p><p>Exposure Computer Science 2016 for AP®CS (A) Exercises 01.01-07 Page 3 07-06-16</p>