KRHS Internet Lesson

Teacher Name:Mr. Rung                          Date of Lesson: January

Course Name: C++                    Lesson Name: Chap 10.4a

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Objective
To complete the workbook problems.

Primary Focus
Answer the questions in the spaces provided below.

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Question #1

Structures allow variables to be grouped to form a new data type.

True         False

Question #2

The variables in a structure must be of the same type.

True         False

Question #3

A structure cannot be part of another structure.

True         False

Question #4

A structure can include an enumerated data type.

True         False

Question #5

A structure is a good way to represent the x and y coordinates that define a point on a line.

True         False

Section 2 Question #1

Write your answer in the space following the questions
Define the term record as it relates to database programs.

Section 2 Question #2

Define the term field as it relates to database programs.

Section 2 Question #3

After you have declared a structure, why must you declare a variable that is of the structure's type?

Section 2 Question #4

Write a declaration for a structure named student that is to be used to store records in a college database system. The fields in the record should include name, address, phone number, classification, age, hours completed, and hours needed to graduate.

Section 2 Question #5

Analyze the code below and answer the questions which follow 

  struct point 
  { 
  double x; 
  double y; 
  } 
  struct line 
  { 
  point pl; 
  point p2; 
  } 

  a. Write a statement that declares a line named my-line. 

  b. Write statements that set the x and y coordinates of the points that make up the line
  to (2,3) and (4,6). 

  c. Write a statement that sets the x coordinate of the second point to the value of the y
  coordinate of the first point.