Assuming that x and y have been declared as valid integer values, which of the following is equivalent to this statement? (x > 15 && x < 18) || (x > 10 || y < 20)

((x > 10) || (x > 15 && x < 18)) || (y < 20)

(x < 10 && y > 20) && (x < 15 || x > 18)

What is a logic error ?

An error a programmer makes that causes the program to behave differently than expected.

An mistyped statement that causes the compiler to throw an exception.

An illegal operation that causes the compiler to throw an exception.

An illegal operation that causes the program to have a run-time error.

Where does modulus fall within the PEMDAS order of operations?

At the same level of multiplication and division

After multiplication and division

Before multiplication and division

If a is of type int and has a value of 0 when the segment is executed, what will happen?

statement2 , but not statement1 , will be executed.

A compile time error will be thrown.

statement1 , but not statement2 , will be executed.

Assume x, y, and z are all integers. What will happen if x == y is false?

Either /* statement 1 */ or /* statement 2 */ will be executed

/* statement 1 */ will be executed

/* statement 2 */ will be executed

A compile-time error will occur

Assume that counter and sentinel are both integers. Which of the following is true about the following code segments?

I and II are exactly the equivalent for all input values of counter.

I and II are exactly equivalent for all input values of counter >= 1, but differ when counter <= 0

I and II are exactly equivalent only when counter = 0

I and II are exactly equivalent when counter is an even number

The following code fragment outputs "13 / 5 = 2.0", however the programmer wanted it to output "13 / 5 = 2.6". Which of the following will NOT correct the error?

double answer = ( double ) ( 13 / 5 );

double answer = ( double ) 13 / 5;

double answer = 13 / ( double ) 5;

The % symbol returned the following:

The difference between two numbers.

What is the result of: a && b?

True if a and b are both true and false otherwise

True if a is false and false if a is true

True if a or b or both are true and false otherwise.

AP CSA Semester 1 Review (Mod 1 - 5)

Quiz

•

Computers

•

10th - 12th Grade

•

Practice Problem

•

Medium

Devon Senneseth

Used 18+ times

FREE Resource

77 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

5-1-1: What is the value of grade when the following code executes and score is 93?
if (score >= 90)
grade = "A";
if (score >= 80)
grade = "B";
if (score >= 70)
grade = "C";
if (score >= 60)
grade = "D";
else
grade = "E";

A

B

C

D

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What does the following code print when x has been set to -5?
if (x < 0)
System.out.println("x is negative");
else if (x == 0)
System.out.println("x is zero");
else
System.out.println("x is positive");

x is negative

x is zero

x is positive

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What does the following code print when x has been set to .8?
if (x < .25)
System.out.println("first quartile");
else if (x < .5)
System.out.println("second quartile");
else if (x < .75)
System.out.println("third quartile");
else
System.out.println("fourth quartile");

first quartile

second quartile

third quartile

fourth quartile

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is printed when the following code executes and x has been set to zero?
if (x > 0 && (y / x) == 3)
System.out.println("first case");
else
System.out.println("second case");

first case

second case

You will get a error because you can't divide by zero.

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is printed when the following code executes and x has been set to negative 1?
String message = "help";
if (x >= 0 && message.substring(x).equals("help") System.out.println("first case");
else
System.out.println("second case");

first case

second case

You will get a error because you can't use a negative index with substring.

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is printed when the following code executes and x has been set to zero and y is set to 3?
if ((y / x) == 3 || x = 0)
System.out.println("first case");
else
System.out.println("second case");

first case

second case

You will get a error because you can't divide by zero.

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is printed when the following code executes and x equals 4 and y equals 3?
if (!(x < 3 || y > 2))
System.out.println("first case");
else
System.out.println("second case");

first case

second case

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AP CSA Semester 1 Review (Mod 1 - 5)

77 questions

5-1-1: What is the value of grade when the following code executes and score is 93?if (score >= 90) grade = "A"; if (score >= 80) grade = "B"; if (score >= 70) grade = "C"; if (score >= 60) grade = "D"; else grade = "E";

What does the following code print when x has been set to -5?if (x < 0) System.out.println("x is negative"); else if (x == 0) System.out.println("x is zero"); else System.out.println("x is positive");

What does the following code print when x has been set to .8?if (x < .25) System.out.println("first quartile"); else if (x < .5) System.out.println("second quartile"); else if (x < .75) System.out.println("third quartile"); else System.out.println("fourth quartile");

What is printed when the following code executes and x has been set to zero?if (x > 0 && (y / x) == 3) System.out.println("first case"); else System.out.println("second case");

What is printed when the following code executes and x has been set to negative 1?String message = "help"; if (x >= 0 && message.substring(x).equals("help") System.out.println("first case"); else System.out.println("second case");

What is printed when the following code executes and x has been set to zero and y is set to 3?if ((y / x) == 3 || x = 0) System.out.println("first case"); else System.out.println("second case");

What is printed when the following code executes and x equals 4 and y equals 3?if (!(x < 3 || y > 2)) System.out.println("first case"); else System.out.println("second case");

What is printed when the following code executes and x equals 4 and y equals 3?if (!(x < 3 || y > 2)) System.out.println("first case");else System.out.println("second case");

Which of the following is equivalent to the code segment below?if (x > 2) x = x * 2;if (x > 4) x = 0;

Assuming that x and y have been declared as valid integer values, which of the following is equivalent to this statement?(x > 15 && x < 18) || (x > 10 || y < 20)

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5-1-1: What is the value of grade when the following code executes and score is 93?
if (score >= 90)
grade = "A";
if (score >= 80)
grade = "B";
if (score >= 70)
grade = "C";
if (score >= 60)
grade = "D";
else
grade = "E";

What does the following code print when x has been set to -5?
if (x < 0)
System.out.println("x is negative");
else if (x == 0)
System.out.println("x is zero");
else
System.out.println("x is positive");

What does the following code print when x has been set to .8?
if (x < .25)
System.out.println("first quartile");
else if (x < .5)
System.out.println("second quartile");
else if (x < .75)
System.out.println("third quartile");
else
System.out.println("fourth quartile");

What is printed when the following code executes and x has been set to zero?
if (x > 0 && (y / x) == 3)
System.out.println("first case");
else
System.out.println("second case");

What is printed when the following code executes and x has been set to negative 1?
String message = "help";
if (x >= 0 && message.substring(x).equals("help") System.out.println("first case");
else
System.out.println("second case");

What is printed when the following code executes and x has been set to zero and y is set to 3?
if ((y / x) == 3 || x = 0)
System.out.println("first case");
else
System.out.println("second case");

What is printed when the following code executes and x equals 4 and y equals 3?
if (!(x < 3 || y > 2))
System.out.println("first case");
else
System.out.println("second case");

What is printed when the following code executes and x equals 4 and y equals 3?
if (!(x < 3 || y > 2))
System.out.println("first case");
else
System.out.println("second case");

Which of the following is equivalent to the code segment below?
if (x > 2)
x = x * 2;
if (x > 4)
x = 0;

Assuming that x and y have been declared as valid integer values, which of the following is equivalent to this statement?
(x > 15 && x < 18) || (x > 10 || y < 20)