AP Computer Science Unit Quiz and Unit Test on Methods. Topics include method structure and using methods.
Q1 - What are if statements used for in programs?
Ans - Controlling the sequence of execution
Q2 - What correction should be made so the code functions as intended?
Ans - Curly braces '{}' should be added to enclose the second and third lines
Q3 - What is output
Ans - The answer is: ab
Q4 - What is output to the screen by the following code?
Ans - 2
Q5 - Which of the following is a legal variable name in Java?
Ans - other_var
Q6 - Which of the following code segments will print "large enough" when the square of the number var is larger than 25?
Ans - if (Math.pow(var, 2) > 25)
{
System.out.println("large enough");
}
Q7 - Which of the following will have the exact same result?
Ans - II and III only
Q8 - Of the following code blocks, which one correctly executes exactly two commands when the condition is true?
Ans - III only
Q9 - What is wrong with the following code?
Ans - The equals sign, =, should be replaced with a double equals, ==.
Q10 - What is output by the following code segment?
Ans - four
2/3/2021Unit 3, Quiz 1: AP Computer Science PrinciplesUnit 3, Quiz 1DueNov 24, 2020 at 8pmPoints4Questions4Availableafter Nov 24, 2020 at 10amTime LimitNoneAttempt HistoryAttemptTimeScoreLATESTAttempt 19 minutes4 out of 4Correct answers are hidden.Score for this quiz:4out of 4Submitted Nov 24, 2020 at 11:43amThis attempt took 9 minutes.1 / 1 ptsQuestion 1There is a base 6 number system that uses symbols instead of numerals torepresent different values. Below is the symbol that represents eachnumeral.⤲= 0↺= 1➣= 2⬳= 3⤴= 4⇶= 5Which of the following numbers written using this base 6 number system isequivalent to the base 10 number 147?⬳⤲⤲None of the options listed↺⤲⤴➣⤴⤲⬳