Programming & Computer Science Answers

Discuss the concept of parameters. What are parameters for? What is the difference between formal parameters and actual parameters? Give an example in Java code that illustrates formal parameters and actual parameters.

1. What is the value of endmsg after executing the following lines?

startmsg = "python"
endmsg = ""
for i in range(1,1+len(startmsg)):
endmsg = startmsg[-i] + endmsg

2.What is the value of mylist after the following lines are executed?

def mystery(l):
l = l[1:]
return()

mylist = [7,11,13]
mystery(mylist)

Write a Java program that displays at least four lines of your favorite song. Name the class as FavoriteSong.java and add meaningful comment to the class.

Create a C program that display the Fibonnacci number(s).

The program must ask an input of nth-Fibonacci.

Example:

Find fibonacci number: 5th

5th-Fibonacci = 3

How many different patterns of 1's and 0's can be made using 10 bits?

Create a C program that display the Fibonnacci number(s).

The program must ask an input of nth-Fibonacci.

Example:

Find fibonacci number: 5th

5th-Fibonacci = 3

A user calls and says that every application works for her except Internet Explorer Web browsing. When she tries to access a Web site, she receives this error: "Page cannot be displayed—cannot find server or DNS error."

what is expression parsing?

1. Write the code of a class by the name of Person that contains attributes like name, age income etc and a method called calculatedTax(). All attributes should be private and use properties for read and write values for above mentioned attribues and a public method that calculates tax on the basis of a person’s income. If the income of the person is below 100, 000 it should say no tax applies on you. For income between 100,000 and 300, 000 15% tax should be displayed of the entered income amount. For income above 300, 000 25% should be displayed for the entered income amount. Write the complete code for the Person class and how the Person object is created and its method is called? The person object should be created by entering the required information in that should take input for the person’s name, age and income using properties ?

Can a single dot (.) be a graph? with Examples