Boolean logic: AND, OR and NOT

9.The expression (TRUE AND TRUE) OR FALSE evaluates to TRUE.

10.In a computer program, which Boolean operator would you use to check that a number is greater than 5 AND less than 10?

11.Which Boolean operator would you use in a search engine to find pages that contain both 'cats' and 'dogs'?

12.Which of the following are Boolean operators? (select all that apply)

13.In Boolean algebra, the expression (A AND B) OR (NOT A) is always true regardless of the values of A and B.

14.Match each Boolean operator to its symbol.

15.Put the following steps in the correct order to evaluate the expression: (TRUE OR FALSE) AND NOT FALSE

16.Boolean algebra is used in the design of digital circuits.

17.Who is credited with introducing Boolean algebra?

18.In Boolean algebra, the operation XOR is the same as OR.

19.Which of the following expressions is equivalent to NOT (A AND B)?

20.The Boolean expression (A OR B) AND (NOT A) is equivalent to B.

21.In programming, which of the following is a common symbol for the AND operator?

22.Boolean algebra is used in set theory and statistics.

23.Which of the following is NOT a Boolean value?

24.The expression (TRUE AND TRUE) OR (FALSE AND FALSE) evaluates to TRUE.

25.Which Boolean expression correctly represents the condition 'x is not greater than 10'?

26.In Boolean algebra, the expression (A AND B) OR (A AND NOT B) is equivalent to A.

27.Which of the following is a Boolean operator?

28.The Boolean expression (FALSE OR TRUE) AND (TRUE OR FALSE) evaluates to TRUE.

29.Which of the following expressions is equivalent to NOT (A OR B)?

30.In a search engine, which Boolean operator would you use to exclude a term from your search?

31.The expression (A OR B) AND (NOT A) is equivalent to B AND NOT A.

32.Which of the following is the correct order of precedence for Boolean operators (from highest to lowest)?

33.Match each Boolean operator to its common symbol.

34.Put the following steps in the correct order to evaluate the expression: (TRUE OR FALSE) AND NOT FALSE.

35.A school's online safety rule states: 'You may only use the internet if you have permission AND you are supervised.' If a student has permission but is not supervised, what is the outcome?

36.A game character can jump if it is 'on the ground' OR 'has a double-jump power-up'. If the character is in the air and does NOT have the power-up, can it jump?

37.A smart home system turns on the lights if it is dark AND motion is detected. One evening it is dark but no motion is detected. Which of the following correctly represents the situation?

38.A website allows access if the user is logged in AND (has a premium account OR is an admin). Which of the following combinations of conditions will allow access? (Select all that apply)

39.In Boolean logic, the expression (TRUE AND FALSE) OR NOT FALSE evaluates to TRUE.

40.Match each Boolean expression to its equivalent simplified form.

41.Complete the sentence.

42.How many possible combinations of inputs are there for a Boolean expression with 3 variables?

43.What is the result of the expression: (TRUE AND FALSE) OR (NOT FALSE)?

44.What is the output of the Boolean expression: (TRUE OR FALSE) AND (NOT FALSE)?

45.What is the result of the expression: NOT (FALSE OR TRUE)?

46.What is the output of the Boolean expression: (NOT TRUE) OR (FALSE AND TRUE)?

47.What is the result of the expression: (TRUE AND FALSE) OR (TRUE OR FALSE)?

48.What is the output of the Boolean expression: (FALSE OR FALSE) AND (TRUE OR TRUE)?

49.What is the result of the Boolean expression: (TRUE AND FALSE) OR (NOT FALSE)?

50.A vending machine gives a free drink if the customer inserts a valid coupon OR pays the full price. Write a Boolean expression for this condition using variables C (coupon valid) and P (paid full price).

51.A Boolean expression has three input variables, A, B, and C. How many rows are there in its truth table?

52.Complete the sentence about the NOT operator.

53.Explain the difference between the Boolean operators AND and OR.

54.Explain how the Boolean operator OR differs from AND, using an example from everyday life.

55.How many possible combinations of inputs are there for a Boolean expression with 3 variables?

56.A Boolean expression has three input variables, A, B, and C. How many rows are there in its truth table?