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5. Which of the following statements points follows from the statement 2C=9D ? O 2/C =...
Question 34 12 Solve the system of equations by graphing, and then give the value of...
Question 34 12 Solve the system of equations by graphing, and then give the value of x. (4x - 5y =-15 8x + 9 = 103 O-2 -5 12 07 O None of the above 05 Question 37 Tell how many roots the following equation has. xt=5 O 7 none of these O4 O 3 O 5 Question 36 True or False? log,(9°)=81 O No solution O true false O None of the above O-1 A polynomial function P and...
28.If a linear program is in standard maximum form, which of the following can be a...
28.If a linear program is in standard maximum form, which of the following can be a constraint? 3x+5ys-5 x+y-4 7x+12y 2 0 2x-4ys9 4x-8y 2 1 ONone of the above. 29.A certain number of steps of the simplex method results in the following simplex tableau. 0 3 20 0 1 0 0 0 2 7 0 1 0 13 4 0 0 5 8 0 0 20 0 0 1 2 3 0 1 93 What is the next step...
Question 4 (2 points) Consider the C statements below. Assume x has been assigned a value....
Question 4 (2 points)
Consider the C statements below. Assume x has been assigned a
value.
int mask = 0xFF000000;
y = x ^ mask;
Which one of the following best describes the value computed for
variable y?
Question 4 options:
y contains the most significant byte of x complemented, with the
rest of the bits unchanged
y contains the most significant byte of x unchanged, with the
rest of the bits 0
y contains the most significant byte of...
12. if x = 0x25 then which of the following statements is correct a) if y...
12. if x = 0x25 then which of the following statements is correct a) if y = x | (1<<1) then y is 0x26 b) if y = x << 1 then y is 0x4A Review questions COMP 2401 Fall 2019 Page 4 of 14 c) if y = x & 0x37 then y is 0x35 d) if y = x | 0x37 then y is 0x35 e) All of the above statements are incorrect 13. What will be the...
3. [Multiple Choice Questions (4 points per question, 32 points in total): Please answer the following...
3. [Multiple Choice Questions (4 points per question, 32 points in total): Please answer the following questions. 3.1 There is a random variable X with observations 3.5 Which of the following is implied from the law [X,,X2,...,X). It is known that these observations follow the normal distribution with mean μ and variance σ2. Which of the following will lead to a c? of large numbers? (a) If we have a sufficiently large number of observations, its sample mean is close...
Form B 29. Which of the following statements about the continue statement is true a. The...
Form B 29. Which of the following statements about the continue statement is true a. The continue statement is used to exit a repetition structure early and continue the execution of the statements following the loop. b. The continue statement is used to continue after a switch statement c. The continue statement does not alter the flow of control d. A continue statement proceeds with the next iteration of the immediately enclosing loop. e. None of the above 30. Inside...
1. (TCO 7) Which of the following statements are true? (Points : 5) Interfaces contain...
1. (TCO 7) Which of the following statements are true? (Points : 5) Interfaces contain one and only one implemented method, a constructor. Interfaces are defined inside an abstract class. All methods defined in an interface must be implemented when used by another class. A true object-oriented design must contain as least one interface. Question 2. 2. (TCO 7) In an object-oriented program, methods with no implementation might be found in an _____ and/or a(n) ______....
1. What is the result of 79%7? a) 11 b) 2 c) 11.286 d) None of...
1. What is the result of 79%7? a) 11 b) 2 c) 11.286 d) None of the above. 2. Which of the following statements is incorrect? a) a l=b+3; b) x = principal * (1+ (rate * time)); c) sum += number, d) final amount = x * (y + 1); 3. What will be the value of i, ifi is an integer variable after the operation, i = 11/2? 4. The statement m = 5; is equivalent to: 5....
,,1. Which of the following statments are valid C++ statements? A) cout << "Hello World" :...
,,1. Which of the following statments are valid C++ statements? A) cout << "Hello World" : B) cout << Hello World; C) cout << "Hello " << "World" ; D) cout << "Hello" << "World" ; 2. What is the difference between the literals 'A' and "A"? ,3. Read the input from user; Check for valid entries If input is invalid: print an error message; else: calculate the result and print to the console; exit; The code snippet above may...
1.)Which of the expressions is equivalent to the following statement: The sum of two even numbers...
1.)Which of the expressions is equivalent to the following statement: The sum of two even numbers is even. a.) If x is even or y is even, then x + y b.) If x is even or y is even, then x + y is even c.) If x is even and y is even, then x + y is not even. d.) If x is even and y is even, then x + y is even 2.) Find a...
Question 34 12 Solve the system of equations by graphing, and then give the value of x. (4x - 5y =-15 8x + 9 = 103 O-2 -5 12 07 O None of the above 05 Question 37 Tell how many roots the following equation has. xt=5 O 7 none of these O4 O 3 O 5 Question 36 True or False? log,(9°)=81 O No solution O true false O None of the above O-1 A polynomial function P and...
28.If a linear program is in standard maximum form, which of the following can be a constraint? 3x+5ys-5 x+y-4 7x+12y 2 0 2x-4ys9 4x-8y 2 1 ONone of the above. 29.A certain number of steps of the simplex method results in the following simplex tableau. 0 3 20 0 1 0 0 0 2 7 0 1 0 13 4 0 0 5 8 0 0 20 0 0 1 2 3 0 1 93 What is the next step...
Question 4 (2 points)
Consider the C statements below. Assume x has been assigned a
value.
int mask = 0xFF000000;
y = x ^ mask;
Which one of the following best describes the value computed for
variable y?
Question 4 options:
y contains the most significant byte of x complemented, with the
rest of the bits unchanged
y contains the most significant byte of x unchanged, with the
rest of the bits 0
y contains the most significant byte of...
3. [Multiple Choice Questions (4 points per question, 32 points in total): Please answer the following questions. 3.1 There is a random variable X with observations 3.5 Which of the following is implied from the law [X,,X2,...,X). It is known that these observations follow the normal distribution with mean μ and variance σ2. Which of the following will lead to a c? of large numbers? (a) If we have a sufficiently large number of observations, its sample mean is close...
Form B 29. Which of the following statements about the continue statement is true a. The continue statement is used to exit a repetition structure early and continue the execution of the statements following the loop. b. The continue statement is used to continue after a switch statement c. The continue statement does not alter the flow of control d. A continue statement proceeds with the next iteration of the immediately enclosing loop. e. None of the above 30. Inside...
1. What is the result of 79%7? a) 11 b) 2 c) 11.286 d) None of the above. 2. Which of the following statements is incorrect? a) a l=b+3; b) x = principal * (1+ (rate * time)); c) sum += number, d) final amount = x * (y + 1); 3. What will be the value of i, ifi is an integer variable after the operation, i = 11/2? 4. The statement m = 5; is equivalent to: 5....
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