sample midterm 2

Question 1

What is the proper defination of a return statement?

a) Terminates execution of the method and returns the result to the calling program
b) Terminates execution of the method and returns to the calling program
c) Continues execution of the method and returns the result to the calling program
d) Continues execution of the method and does not return the result to the calling program

Answer 1

a) Terminates execution of the method and returns the result to the calling program

Question 2

What is the technique used to break down larger programs into smaller pieces?

a) Divide and Conquer
b) Divide and Code
c) Dive-in and Code
d) Dive-in and Conquer

Answer 2

a) Divide and Conquer

Question 3

What are the two types of methods?

a) Functions and Methods
b) Subroutines and Methods
c) Functions and Subroutines
d) Methods and Classes

Answer 3

c) Functions and Subroutines

Question 4

Controls such as command buttons can be added to Windows Applications by which method?

a) Double clicking the control in the toolbox.
b) Both dragging and dropping the control as well as double clicking on the control.
c) Dragging and dropping the control.
d) None of the answers will add a control.

Answer 4

c) Dragging and dropping the control.

Question 5

Which of the following properly defines pass by reference with respect to passing arguments?

a) The program gives the calling method the ability to access and modify the caller’s original data directly.
b) The program makes a copy of the argument’s value and passes the copy to the called method.
c) The program gives the called method the ability to access and modify the caller’s original data directly.
d) The program makes a copy of the argument’s value and passes the copy to the calling method.

Answer 5

c) The program gives the called method the ability to access and modify the caller’s original data directly.

Question 6

Which of the following statements take the phrase “CMPP320 Final Exam” and puts it into a textbox.

a) “CMPP320 Final Exam” = txt_Name.text
b) txt_Name.property = “CMPP320 Final Exam”
c) “CMPP320 Final Exam” = txt_Name.property
d) txt_Name.text = “CMPP320 Final Exam”

Answer 6

d) txt_Name.text = “CMPP320 Final Exam”

Question 7

What is a breakpoint?

a) Special markers which can be set at any unexecutable line of code.
b) Special markers which can be set at any executable line of code.
c) Special markers which cannot be set at any executable line of code.
d) Comments in code.

Answer 7

b) Special markers which can be set at any executable line of code.

Question 8

What does the method call for a sub routine specify?

a) The method name alone.
b) The method name and the variable to store the return value.
c) The information supplied as arguments and a variable.
d) The method name and provides information such as arguments.

Answer 8

d) The method name and provides information such as arguments.

Question 9

Methods accept parameters.

a) True
b) False

Answer 9

a) True

Question 10

Which of the following is a Visual Basic method?

a) myFunction
b) addNumbers
c) volSphere
d) Math.PI

Answer 10

d) Math.PI

Question 11

Which of the following is a valid return statment?

a) return
b) return(0)
c) return ( 1 + 5 + 12)
d) all are valid

Answer 11

d) all are valid

Question 12

Which of the following best describes a function?

a) A method which returns a value to the caller.
b) A method which does not return a value.
c) Defines multiple tasks that run multiple times.
d) Defines a specific task and does not return the result to the calling program.

Answer 12

a) A method which returns a value to the caller.

Question 13

What is a watch window?

a) A window to examine the declarations of the expressions contained within the program
b) A window to watch the program while it runs.
c) The window which displays the program.
d) A window to examine the values of the expressions contained within the program

Answer 13

d) A window to examine the values of the expressions contained within the program

Question 14

What is the definition of step over?

a) Steps through each statement line by line, if the line is a method, the called method executes in its entirety and advances to the next executable line
b) Steps through each statement line by line unless it is a method and then it will transfer control to the called method
c) Steps through each statement line by line, if the line is a method, the called method executes in its entirety and advances to the next executable method
d) Steps through each statement line by line unless it is a method and then it will transfer control to the called method and executes every method from that point forward.

Answer 14

a) Steps through each statement line by line, if the line is a method, the called method executes in its entirety and advances to the next executable line

Question 15

Which of the following best describes a sub routine?

a) A method which returns a value.
b) A method which does not return a value.
c) Defines multiple tasks that run multiple times.
d) Defines a specific task and returns the result to the calling program.

Answer 15

b) A method which does not return a value.

Question 16

Which of the following best describes a method?

a) Performs a task and then returns a value to the calling program.
b) Define a specific taks that a program will use one or more times.
c) Performs a task by writing the same line code multiple times.
d) Defines multiple tasks that run multiple times.

Answer 16

b) Define a specific taks that a program will use one or more times.

Question 17

How is a function declared?

a) Sub method-name (parameter list) as return-type.
b) Function method-name (parameter list)
c) Function method-name (parameter list) as return-type.
d) Sub method-name (parameter list)

Answer 17

c) Function method-name (parameter list) as return-type.

Question 18

How is a function method invoked compared to a subroutine?

a) Calling it by name.
b) Calling it by name with an assignment operator.
c) Calling it by name without an assignment operator.
d) Calling it by name without and assignment operator but by passing it with parameters.

Answer 18

b) Calling it by name with an assignment operator.

Question 19

How is a method invoked?

a) A method call.
b) By using an assignment statement.
c) Calling Rover.
d) By declaring it public.

Answer 19

a) A method call.

Question 20

What do debuggers allow users to do?

a) Allow programmers to monitor the execution of a program to locate and remove logic errors.
b) Find errors in the program for the programmer.
c) Highlights errors for the programmer.
d) Allow programmers to monitor the execution of a program to locate and remove syntax errors.

Answer 20

a) Allow programmers to monitor the execution of a program to locate and remove logic errors.

Question 21

Visual Basic forms are identified with which suffix?

a) “.frm”
b) “.mak”
c) “.form”
d) “.vb”

Answer 21

d) “.vb”

Question 22

Which of the following properly defines pass by value with respect to passing arguments?

a) The program gives the called method the ability to access and modify the caller’s original data directly.
b) The program makes a copy of the argument’s value and passes the copy to the called method.
c) The program gives the calling method the ability to access and modify the caller’s original data directly.
d) The program makes a copy of the argument’s value and passes the copy to the calling method.

Answer 22

b) The program makes a copy of the argument’s value and passes the copy to the called method.

Question 23

How are breakpoints inserted and removed?

a) Right click on the margin or by pressing F9.
b) Left click on the margin or by pressing F10.
c) Left click on the margin or by pressing F9.
d) Right click on the margin or by pressiong F10.

Answer 23

c) Left click on the margin or by pressing F9.

Question 24

Which of the following is a call to a class method?

a) Math.Round(number,2)
b) “The number is {0:F2}” , number”
c) number.Round(2)
d) number(2).Round

Answer 24

a) Math.Round(number,2)