Write the first two lines of a header file called pencil.h that prevent multiple definitions of the identifiers defined in the class:

What will be an ideal response?


#ifndef PENCIL_H
#define PENCIL_H

Computer Science & Information Technology

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Which is the proper way to create an array of structure variables of type Data?

a. MyArray Data[ 10 ] b. Data MyArray[ 10 ]; c. Data struct myArray[ 10 ]; d. struct MyArray[ Data ];

Computer Science & Information Technology

Modify and print the REGISTER FOR TRAINING sequence diagram. Add two new entity classes to the right side of the diagram and extend the lifeline down to the bottom of the diagram. The classes are Employee and Class. Add the following messages from the REGISTER FOR CLASS CONTROLLER, and add the focus of control rectangles where the messages interact with the class lifeline:

a. getEmployee() from the controller to EMPLOYEE. b. return employeeData from the EMPLOYEE class to the controller. c. findSoftwareClass() from the controller to the CLASS entity class. d. return softwareClassList from the CLASS entity class to the controller. e. updateClassParticipant() from the controller to the CLASS entity class. f. return success from the CLASS entity class to the controller.

Computer Science & Information Technology

Syntax (as it applies to Excel 2010)

A) is a set of rules that govern the structure and components for a function. B) is an input such as a cell reference or a value needed to complete a function. C) is a small pop-up description that displays the arguments for a function as you enter it. D) displays a list of functions and defined names as you enter a function.

Computer Science & Information Technology

Even with the database vendor identified, locating the version number can be a difficult task.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology