Exam (elaborations)
AP Computer Science A Unit 3 Progress Check MCQ Exam
- Course
- Institution
AP Computer Science A Unit 3 Progress Check MCQ Exam
[Show more]
Content preview
AP Computer Science A Unit 3 Progress Check: MCQ ExamConsider the following variable declarations and initializations.
int a = 2;
int b = 6;
int c = 3;
Which of the following expressions evaluates to false ? - Answer -D. a < b != c < b
Consider the following code segment.
boolean a = true;
boolean b = false;
System.out.print((a == !b) != false);
What is printed as a result of executing this code segment? - Answer -B. true
Consider the following expression.
(3 + 4 == 5) != (3 + 4 >= 5)
What value, if any, does the expression evaluate to? - Answer -A. true
Consider the following code segment.
int quant = 20;
int unitPrice = 4;
int ship = 8;
int total;
if (quant > 10)
{
unitPrice = 3;
}
if (quant > 20)
{
ship = 0;
}
total = quant * unitPrice + ship;
What is the value of total after this code segment has been executed? - Answer -C. 68
Consider the following code segment.
int a = 1;
int b = 0;
int c = -1; if ((b + 1) == a)
{
b++;
c += b;
}
if (c == a)
{
a--;
b = 4;
}
What are the values of a, b, and c after this code segment has been executed? - Answer -D. a = 1, b = 1, and c = 0
Consider the following code segment.
int m = 8;
int n = 3;
if (m + n > 10)
{
System.out.print(m + n);
}
if (m - n > 0)
{
System.out.print(m - n);
}
What, if anything, is printed as a result of executing the code segment? - Answer -D. 115
In the code segment below, the int variable temp represents a temperature in degrees Fahrenheit. The code segment is intended to print a string based on the value of temp. The following table shows the string that should be printed for different temperature ranges.
Temperature RangeString to Print31 and below"cold"32-50"cool"51-70"moderate" 71 and above"warm"
String weather;
if (temp <= 31)
{
weather = "cold";
}
else
{
weather = "cool";
}
if (temp >= 51)
{
weather = "moderate";
}
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller millyphilip. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $11.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
67096 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now