java

بحث هذه المدونة الإلكترونية

#3

ديسمبر 03, 2019

الحصول على الرابط
Facebook
X
Pinterest
بريد إلكتروني
التطبيقات الأخرى

Classes

New

Methods

Types

For Each Loops

الحصول على الرابط
Facebook
X
Pinterest
بريد إلكتروني
التطبيقات الأخرى

تعليقات

إرسال تعليق

المشاركات الشائعة

Calculating the Perimeter of a Shape

Calculating the Perimeter of a Shape TOTAL POINTS 7 1. Question 1 What is the perimeter of the shape made from the file datatest4.txt whose contents are shown below (just give to two decimal places)? -3, 9 -8, 7 -12, 4 -6, -2 -4, -6 2, -8 6, -5 10, -3 8, 5 4, 8 1 point 2. Question 2 What is the average length of a side in the shape made from the file datatest4.txt whose contents are shown below (just give to two decimal places)? -3, 9 -8, 7 -12, 4 -6, -2 -4, -6 2, -8 6, -5 10, -3 8, 5 4, 8 1 point 3. Question 3 What is the longest side in the shape made from the file datatest4.txt whose contents are shown below (just give to two decimal places)? -3, 9 -8, 7 -12, 4 -6, -2 -4, -6 2, -8 6, -5 10, -3 8, 5 4, 8 1 point 4. Question 4 What is the largest perimeter of a shape made from the shape...

Classes, Types, and For Each Loops

Classes, Types, and For Each Loops TOTAL POINTS 5 1. Question 1 Before you can effectively code in Java, you need to be able to understand what your code does. Try to solve the following problems in this quiz by hand! Consider the following BlueJ program. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 public class Mystery { /** * read file of mysterious phrases */ public void DoSomething () { // initialize instance variables FileResource someFile = FileResource ( "phrases.txt" ); for ( String phrase : someFile . lines ()){ System . out . println ( phrase ); } } } Which one of the following is the name of a method? someFile Mystery phrase DoSomething 1 point 2. Question 2 Consider the following Java class. 1 2 3 4 5 6 7 8 9 10 11 12 ...

Functions and Conditionals

Functions and Conditionals TOTAL POINTS 3 1. Question 1 Consider the following Java methods. 1 2 3 4 5 6 7 8 9 10 11 12 13 int func2 ( int w ) { return w * 3 ; } int func1 ( int a , int b ) { int n = a + b ; return 2 + func2 ( n ); } int start () { int z = 4 ; return func1 ( z , 1 ) - 3 ; } What is the return value of the call start()? 1 point 2. Question 2 Consider the following method g. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 int g ( int a ) { if ( a < 9 ) { return 9 ; } if ( a < 7 ) { return 7 ; } if ( a < 4 ) { return 4 ; } return 0 ; } What is the value returned from the call g(5)? 1 point ...

‏يتم التشغيل بواسطة Blogger