Name two reasons why programmers should be careful when using global variables.
What will be an ideal response?
There are two reasons programmers should be careful when using global variables. First, all functions within the file are able to change the value of the global variable; and second, there is a chance the global variable might conflict with a global variable located in one of the program include files.
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Write a method called randomInRange that takes in two numbers representing a range. Print an error message and return zero if the second parameter is less than the first. Otherwise, the method should return a randomly generated integer in that range (inclusive). You may assume that the class has a static Random object called generator already declared and instantiated.
What will be an ideal response?
Which of the following forms of e-commerce has created an opportunity for many people to make a living out of selling items on auction Websites?
A. Business-to-business (B2B) e-commerce B. Consumer-to-consumer (C2C) e-commerce C. Consumer-to-business (C2B) e-commerce D. Business-to-consumer (B2C) e-commerce
Write XHTML markup to accomplish each of the following tasks:
a) Insert a framed Web page, with the first frame extending 300 pixels across the page from the left side. b) Insert a table with a border of 8. c) Indicate alternative content to a frameset. d) Insert an image map into a page, using deitel.gif as the image and map with name = "hello" as the image map, and set the alt text to “hello”.
In Excel 2013, the function name describes the purpose of the function
Indicate whether the statement is true or false