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CSC 1350 Exam #2 Practice Questions and Answers
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CSC 1350 Exam #2 Practice Questions and Answers What are the two parts of an if statement? a) An increment and a return value b) An increment and a body c) A check and an increment d) A condition and a body - ANSWER-d) A condition and a body Which of the following statements is true about th...

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  • November 10, 2024
  • 57
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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CSC 1350 Exam #2 Practice Questions

and Answers


What are the two parts of an if statement?


a) An increment and a return value


b) An increment and a body


c) A check and an increment


d) A condition and a body - ANSWER✔✔-d) A condition and a body


Which of the following statements is true about the if statement?




a) The if and else blocks should always be included within curly braces


b) The else block is optional


c) The if statement can have only one condition that evaluates to an integer value


d) The if block is optional - ANSWER✔✔-b) The else blocks is optional


The following code snippet contains an error. What is the error?


if (cost > 100); {


cost = cost -10;


}

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System.out.println("Discount cost: " + cost);


a) Logical error: use of an uninitialized variable


b) Logical error: if statement has do-nothing statement after if condition


c) Syntax error (won't compile)


d) Logical error: assignment statement does not show equality - ANSWER✔✔-b) Logical error: if

statement has do-nothing statement after if condition


What is the output of the following code snippet?


int num = 100;


if (num > 100); {


num = num - 10;


}


System.out.println(num);


a) 100


b) 101


c) 90


d) 99 - ANSWER✔✔-c) 90


The operator !> stands for ____________________.


a) Not greater than


b) This is not an operator in Java.

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c) Not less than


d) Not equal to - ANSWER✔✔-b) This is not an operator in Java.


What is the output of the following code snippet?


int x = 50;


if (x > 100) {


x++;


}


else {


x--;


}


System.out.println(x);


a) 50


b) 51


c) 49


d) 52 - ANSWER✔✔-c) 49


Assuming that the user enters 60 as the input, what is the output after running the following code

snippet?


int num = 0;


Scanner in = new Scanner(System.in);

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System.out.print("Enter a number: ");


num = in.nextInt();


if (num < 10) {


System.out.println("Too small!");


}


else if (num < 50) {


System.out.println("Intermediate!");


}


else if (num < 100) {


System.out.println("High!");


}


else {


System.out.println("Too high!");


}


a) Too high!


b) Intermediate!


c) High!


d) Too small! - ANSWER✔✔-c) High!


What is the output after running the following code snippet?

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