Answer:
<u>COPA full form or meaning is Computer Operator and Programming Assistant.</u>
Yes, mobile devices have to work in limited screen space.
The answer will be google docs since it depends on a web and its an application. hope it helps
Answer:
The correct answer for the given question is "The program has a runtime NullPointerException because test is null while executing test.x"
Explanation:
In this code their is run time exception will occur in Main method i.e "java.lang.NullPointerException "because the object of the Test class i.e test will initialized by "null" .So on executing the statement test.x it gives an Runtime Exception.The "NullPointerException" can occur if we assign the object to the "null" value that why it produce an java.lang.NullPointerException