Repeat Exercise 3 in Chapter 7, but use an instance of ArrayList instead of an array. Do not read the number of families, but read data for families until the user enters the word done.
What will be an ideal response?
See the code in Family.java and CountPoor.java.
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Answer the following statements true (T) or false (F)
1. In code that creates an instance of a class, you access the class object’s properties in the same way you would access public variables. 2. A property is a class member that behaves like a public field. 3. Some programmers begin the names of backing fields with an underscore to eliminate confusion between the field name and the property name.: T 4. The set accessor is executed anytime that a property is read.
While lookup tables are typically designed vertically, they can also be designed horizontally
Indicate whether the statement is true or false
What is DDMS in android?
A - Dalvik memory server B - Device memory server C - Dalvik monitoring services D - Dalvik debug monitor services
The export command
A. marks a variable to be part of the environment B. copies a variable to the disk