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Discrete Math Practice Quizzes 4-6, Quizzes of Discrete Mathematics

University of the PotomacDiscrete Mathematics

Discrete Math Practice Quizzes for weeks 1 through 6.

Typology: Quizzes

2020/2021

Uploaded on 01/07/2026

elna-keller
elna-keller 🇺🇸

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Quizzes
Started on Wednesday, 3 February 2021, 10:40 PM
State Finished
Completed on Wednesday, 3 February 2021, 10:49 PM
Time taken 9 mins 5 secs
Grade 7.00out of 10.00 (70%)
Question1
Correct
Mark 1.00 out of 1.00
Flag question
Question text
Consider the implication . What is an alternative way to write it?
Select one:
a.
b.
c.
d.
e.
Feedback
The correct answer is:
Question2
Correct
Mark 1.00 out of 1.00
Flag question
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Download Discrete Math Practice Quizzes 4-6 and more Quizzes Discrete Mathematics in PDF only on Docsity!

Quizzes

Started on Wednesday, 3 February 2021, 10:40 PM

State Finished

Completed on Wednesday, 3 February 2021, 10:49 PM

Time taken 9 mins 5 secs

Grade 7.00 out of 10.00 ( 70 %)

Question 1

Correct Mark 1.00 out of 1. Flag question Question text

Consider the implication. What is an alternative way to write it?

Select one: a. b. c. d. e. Feedback The correct answer is:

Question 2

Correct Mark 1.00 out of 1. Flag question

Question text

Which one is an example for a conjunction?

Select one: a. b. c. d. e. Feedback The correct answer is:

Question 3

Correct Mark 1.00 out of 1. Flag question Question text

Which of the following is true for a power set?

Select one: a. A power set is a set where the order of its elements matters. b. A power set contains not all elements of its corresponding basic set. c. A power set always has more elements than its corresponding basic set. d. A power set contains always the empty set. e. A power set never contains itself. Feedback The correct answer is: A power set contains always the empty set.

Question 4

Incorrect Mark 0.00 out of 1.

Question 6

Correct Mark 1.00 out of 1. Flag question Question text

If and then which of the following represents

the set?

Select one: a. b. c. d. e. Feedback The correct answer is:

Question 7

Incorrect Mark 0.00 out of 1. Flag question Question text

Negate the following statement logically: The road is straight and the wind is blowing.

Select one: a. The road is curvy and the wind is blowing. b. The road is curvy and there is no wind c. The road is straight but there is no wind. d. The road is curvy or the wind is not blowing. e. The road is straight or the wind is not blowing.

Feedback The correct answer is: The road is curvy or the wind is not blowing.

Question 8

Incorrect Mark 0.00 out of 1. Flag question Question text

Which of the following is an alternative way of writing the

set

Select one: a. b. c. d. e. Feedback The correct answer is:

Question 9

Correct Mark 1.00 out of 1. Flag question Question text

Which of the following is the correct set-builder notation for the set?

Select one: a. b.

Grade 9.00 out of 10.00 ( 90 %)

Question 1

Correct Mark 1.00 out of 1. Flag question Question text

How do you calculate correctly?

Select one: a. b. c. d. e. Feedback Your answer is correct. The correct answer is:

Question 2

Correct Mark 1.00 out of 1. Flag question Question text

Suppose that a bag contains nine differently colored balls. How many different ways are

there to choose three differently colored balls from the bag?

Select one: a. 60, b. 504 c. 1, d. 84 e. 100 Feedback The correct answer is: 84

Question 3

Correct Mark 1.00 out of 1. Flag question Question text

What is a simpler form to write the term?

Select one: a. b. c. d. e. Feedback Your answer is correct. The correct answer is:

Question 4

Correct Mark 1.00 out of 1. Flag question

Flag question Question text

What is the value of?

Select one: a. 9, b. 49, c. 4, d. 198 e. 48,769, Feedback Your answer is correct. The correct answer is: 4,

Question 7

Incorrect Mark 0.00 out of 1. Flag question Question text

Let and. How many proper subsets does have?

Select one: a. 62 b. 64 c. 12 d. 63 Feedback Your answer is incorrect. The correct answer is: 63

Question 8

Correct Mark 1.00 out of 1. Flag question Question text

20 students take a test with three questions A,B and C. 16 students answer at least one

question correctly. 10 answer question A correctly, 8 answer question B correctly, 6 answer

question C correctly. 3 students answer both A and B correctly, 4 answer A and C correctly

and 1 student answers all three questions correctly. How many students answer questions

B and C correctly?

Select one: a. 0 b. 3 c. 4 d. 1 e. 2 Feedback The correct answer is: 2

Question 9

Correct Mark 1.00 out of 1. Flag question Question text

How many elements does the set contain?

Select one: a. 64 b. 32 c. 16

Question 1

Incorrect Mark 0.00 out of 1. Flag question Question text

Which one of the following statements is equivalent to?

Select one: a. b. c. d. e. Feedback Your answer is incorrect. The correct answer is:

Question 2

Correct Mark 1.00 out of 1. Flag question Question text

Suppose that is a proposition over then which one of the following

propositions is equivalent to?

Select one: a. b. c. d.

e. Feedback Your answer is correct. The correct answer is:

Question 3

Correct Mark 1.00 out of 1. Flag question Question text

Is the statement a law of logic?

Select one: True False Feedback The correct answer is 'False'.

Question 4

Incorrect Mark 0.00 out of 1. Flag question Question text

If then which one of the

following quantified propositions over is true?

Select one: a. b. c.

The correct answer is:

Question 6

Correct Mark 1.00 out of 1. Flag question Question text

Let and. Which one of the following is the value of?

Select one: a. 0 b. 1 Feedback Your answer is correct. The correct answer is: 0

Question 7

Correct Mark 1.00 out of 1. Flag question Question text

Which one of the following is equivalent to the negation of the statement?

Select one: a. b. c. d.

e. Feedback Your answer is correct. The correct answer is:

Question 8

Correct Mark 1.00 out of 1. Flag question Question text

Let and. Which one of the following statements is true?

Select one: a. b. c. d. e. Feedback Your answer is correct. The correct answer is:

Question 9

Correct Mark 1.00 out of 1. Flag question Question text

Which one of the following quantified propositions is true if?

Select one: a.

Time taken 37 mins 11 secs

Marks 19.00/20.

Grade 95.00 out of 100.

Question 1

Correct Mark 1.00 out of 1. Flag question Question text

What is the seventh term in the expansion of?

Select one: a. b. c. d. e. Feedback Your answer is correct. The correct answer is:

Question 2

Correct Mark 1.00 out of 1. Flag question Question text

Consider the statement:. What is an alternative way to write it?

Select one:

a. b. c. d. e. Feedback The correct answer is:

Question 3

Correct Mark 1.00 out of 1. Flag question Question text

How many three digit numbers can be made from the digits if repetitions of digits

are not allowed?

Select one: a. 100 b. 60, c. 1, d. 168 e. 504 Feedback Your answer is correct. The correct answer is: 504

Question 4

Correct Mark 1.00 out of 1. Flag question