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1 Objective Questions |
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2 ------------------- |
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3 |
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4 1. Define a tuple containing two values. The first being integer 4 and second |
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5 is a float 2.5 |
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6 |
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7 Answer: (4, 2.5) |
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8 |
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9 2. If ``a = (5, "Hello", 3.2)``. what is the value of a[2] |
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10 |
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11 Answer: 3.2 |
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12 |
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13 3. If ``a = 5,`` then what is the type of a |
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14 |
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15 a. int |
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16 #. float |
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17 #. tuple |
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18 #. string |
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19 |
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20 Answer: tuple |
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21 |
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22 4. if ``a = (2, 3)``. What does ``a[0], a[1] = (3, 4)`` produce |
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23 |
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24 Answer: Error |
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25 |
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26 5. If ``a = ([2, 3], 4, 5)``. What is the value of ``a`` after doing |
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27 ``a[0].append(6)`` |
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28 |
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29 a. ([2, 3, 6], 4, 5) |
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30 #. Raises an error |
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31 #. ([2, 3], 4, 5) |
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32 #. [2, 3, 4, 5, 6] |
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33 |
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34 Answer: ([2, 3, 6], 4, 5) |
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35 |
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36 6. What does the following code produce:: |
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37 |
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38 a = 5 |
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39 b = "Hello" |
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40 a, b = b, a |
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41 print a |
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42 print b |
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43 |
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44 Answer:: |
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45 |
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46 Hello |
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47 5 |
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48 |
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49 7. ``a = ("hello", "world", 5, 6, 8)``. What is the value of a[1:4] |
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50 |
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51 Answer: ("world", 5, 6) |
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52 |
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53 8. ``a = (1, 2, 3, 4, 5, 6, 7, 8)``. What is the value of a[1::3] |
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54 |
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55 Answer: (2, 5, 8) |
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56 |
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57 9. ``a = (1, 2, 3, 4, 5, 6, 7, 8)``. What is the value of a[-3::-1] |
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58 |
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59 Answer: (6, 5, 4, 3, 2, 1) |
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60 |