Όλοι οι Τελεστές

You got 10 of 15 possible points.
Your score: 67%
Question 1

(2 + 2 ) ** 2 == (2 ** 2 ) ** 2

Score: 1 of 1
Your answerChoiceScoreCorrect answer
Selected
True1
Should have chosen
False0

(2 + 2 ) ** 2 == (2 ** 2 ) ** 2  άρα 4 ** 2 == 4 ** 2 άρα 16 == 16 άρα True

Question 2

5 + 3 ** 2 - 3 >= 10 % 4 + 10

Score: 0 of 1
Your answerChoiceScoreCorrect answer
Selected
True0
False0
Should have chosen

5 + 3 ** 2 - 3 >= 10 % 4 + 10 άρα 5 + 9 - 3 >= 2 + 10 άρα 11 >= 12 άρα False

Question 3

Για τις τιμές στις λογικές μεταβλητές ή εκφράσεις, Α=True, B=False, C=True,

να επιλέξετε τη απάντηση True ή False στην παρακάτω λογική πρόταση:

A or B and not C

Score: 1 of 1
Your answerChoiceScoreCorrect answer
Selected
True1
Should have chosen
False0

A or B and not C = True or False and not True =  True or False and False = True or False = True

Question 4

5<=2+3

Score: 0 of 1
Your answerChoiceScoreCorrect answer
True0
Should have chosen
Selected
False0

True, είναι η απάντηση αφού θα προηγηθεί η πρόσθεση 5<=5
 

Question 5

8 / 2 ** 2 + 2 <= 5

Score: 1 of 1
Your answerChoiceScoreCorrect answer
Selected
True1
Should have chosen
False0

Δηλαδή: 8 / 2 ** 2 + 2 <= 5 άρα 8 / 4 + 2 <= 5 άρα 2 +2 <=5 άρα 4 <=5 άρα True

Question 6

5 + 5 % (5 + 5 // 5) == 5 - 5 % 5 * 5 + 5

Score: 1 of 1
Your answerChoiceScoreCorrect answer
Selected
True1
Should have chosen
False0

5 + 5 % (5 + 5 // 5) == 5 - 5 % 5 * 5 + 5 ή 5 + 5 % ( 5 + 1) == 5 - 0 * 5 + 5 ή 5 + 5 % 6 == 10 ή 10 == 10 ή True

Question 7

15 % 20

Score: 0 of 1
Your answerChoiceScoreCorrect answer

15

0
Should have chosen
Selected

20

0

0

0
Question 8

( 4 >= 4 / 4 ** 4 ) and ( 2 >= 2 * 2 / 2 ** 2)

Score: 1 of 1
Your answerChoiceScoreCorrect answer
Selected
True1
Should have chosen
False0

( 4 >= 4 / 4 ** 4 ) and ( 2 >= 2 * 2 / 2 ** 2) άρα ( 4 >= 0) and ( 2 >= 2 * 2 / 4) άρα (4>=0) and (2 >=1) άρα True and True άρα True

Σκέψου: 4 / 4 ** 4 είναι 4 / (αριθμός μεγαλύτερος του 4) άρα 0 ( στην Python 2.7)

Question 9

(8 > 2 ** 3 ) and True

Score: 1 of 1
Your answerChoiceScoreCorrect answer
True0
Selected
False1
Should have chosen

(8 > 2 ** 3 ) and True άρα 8>8 and True άρα False and True άρα False

Question 10

12//7

Score: 1 of 1
Your answerChoiceScoreCorrect answer
Selected

1

1
Should have chosen

1.71

0
Question 11

2 % 2 <= 2 - 2

Score: 1 of 1
Your answerChoiceScoreCorrect answer
Selected
True1
Should have chosen
False0

2 % 2 <= 2 - 2 ή 0 <= 0 ή True

Question 12

3-3*2**2/4//5

Score: 0 of 1
Your answerChoiceScoreCorrect answer

3

0
Should have chosen

2

0
Selected

0

0
Question 13

10 + 4**2 * 2**2 < 6 % 16 // 6 * 6

Score: 1 of 1
Your answerChoiceScoreCorrect answer
True0
Selected
False1
Should have chosen

10 + 4**2 * 2**2 < 6 % 16 // 6 * 6 ή 10 + 16 * 4 < 6 // 6 *6  ή  10 + 64 < 1 * 6 ή 74 < 6 ή False

Question 14

4 / 2 + 5 == 10 - 6 / 2

Score: 1 of 1
Your answerChoiceScoreCorrect answer
Selected
True1
Should have chosen
False0

4 / 2 + 5 == 10 - 6 / 2 άρα 2 + 5 == 10 - 3 άρα 7 == 7 άρα True

Question 15

8 ** 2 / 2 + 2 <= 34

Score: 0 of 1
Your answerChoiceScoreCorrect answer
True0
Should have chosen
Selected
False0

8 ** 2 / 2 + 2 <= 34 άρα 64 / 2 + 2 <=34 άρα 32+2<=34 άρα 34<=34 άρα True

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