Λογικοί Τελεστές

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You got 8 of 10 possible points.
Your score: 80%
Question 1

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

Score: 0 of 1
Your answerChoiceScoreCorrect answer
True0
Should have chosen
Selected
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 2

(12 > 11) or (3 ** 3 + 4 // 16 + 8 ** 2 * 5 - 4 == 4)

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

(12 > 11) or (3 ** 3 + 4 // 16 + 8 ** 2 * 5 - 4 == 4) άρα True or οτιδήποτε θα είναι True. (Δε χρειάζεται άλλη απόδειξη)

Τυπικά:  True or (27 + 0 + 320 - 4 == 4)  άρα True or (343==4) άρα True or Fasle άρα True

Question 3

(8 > 2 ** 3 ) and True

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

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

Question 4

(5 > 2) and (4 <= 4)

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

(5 > 2) and (4 <= 4) άρα True and True άρα True

Question 5

(2%5 == 2) or (10//3 >4)

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

(2%5 == 2) or (10//3 >4) ή ((2 == 2) or (3 >4) ή True or False ή True

Question 6

(5 > 2) and (4 <= 4)

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

(5 > 2) and (4 <= 4) άρα True and True άρα True

Question 7

(15 > 20 / 2) or (3**123*3132+2987-2354/2354265<=238293-23213*23)

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

(15 > 20 / 2) or (3**123*3132+2987-2354/2354265<=238293-23213*23) άρα (15 > 10) or (οτιδήποτε) άρα True or (οτιδήποτε ) άρα True

True or οτιδήποτε είναι True 

Question 8

(3//2+5 == 6 ) or (14 % 3 - 2 //3 < 6)
 

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

(3//2+5 == 6 ) or (14 % 3 - 2 //3 < 6) ή (1+5==6) or (2 - 0 <6) ή (6 == 6)  or (2<6) ή True or True ή True

Question 9

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

να επιλέξετε τη απάντηση True ή False στην παρακάτω λογική πρόταση

not(A or B) and C

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

not(A or B) and C = not(False or True) and True = notTrue and True = False and True = False

Question 10

(9 ** 8 - 7 ** 6 + 5 ** 2 // 665 == 5) and (4 / 2 == 3)

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

(9 ** 8 - 7 ** 6 + 5 ** 2 // 665 == 5) and (4 / 2 == 3) άρα οτιδήποτε and (2 == 3) άρα οτιδήποτε and False άρα False

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