Question 1

The flag to display floating point numbers in non-scientific notation is ios:: _________

Accepted Answer

The answer of The flag to display floating point numbers...

Question 2

A __________ is a variable that has functions as well as data associated with it.

Accepted Answer

A) member 
B) int 
C) object 
D) float 
A) member 
B) int 
C) object 
D) float

Question 3

'
' is two characters.

Accepted Answer

A) True 
 B)False

Question 4

Using directives can be placed either directly after the include directives,or at the beginning of each function definition.

Accepted Answer

A) True 
 B)False

Question 5

If the user types in the characters 10,and your program reads them into an integer variable,what is the value stored into that integer?

Accepted Answer

A) 1 
B) 0 
C) 10 
D) none of the above. 
A) 1 
B) 0 
C) 10 
D) none of the above.

Question 6

The command outFile.precision2);

Accepted Answer

A) truncates all floating point variables to 2 decimal places 
B) sets all output streams in your program to display 2 secimal places 
C) displays integers as floating point numbers. 
D) displays all floating point values sent to outFile with 2 decimal places. 
A) truncates all floating point variables to 2 decimal places 
B) sets all output streams in your program to display 2 secimal places 
C) displays integers as floating point numbers. 
D) displays all floating point values sent to outFile with 2 decimal places.

Question 7

open is a __________ function of the ofstream and ifstream class.

Accepted Answer

The answer of open is a __________ function of the...

Question 8

"
" is a ________ and '
' is a _______________.

Accepted Answer

The answer of "
" is a ________ and '
' is...

Question 9

In order to use the stream manipulators,you must include the ______ library

Accepted Answer

A) manip 
B) iomanip 
C) cstdlib 
D) fstream 
A) manip 
B) iomanip 
C) cstdlib 
D) fstream

Question 10

Which of the following loop condition statements will read all the data in the file assuming that each record in the file is two integer values,and you will read the first one into a variable named intOne,and the other into intTwo?

Accepted Answer

A) whileinFile >> intOne >> intTwo) B) whileinFileintOne,intTwo)) C) whileinFile) D) whileinFile << intOne << intTwo) E) A and B A) whileinFile >> intOne >> intTwo) B) whileinFileintOne,intTwo)) C) whileinFile) D) whileinFile << intOne << intTwo) E) A and B

Question 11

We have a file that has a name in it,but the name is written one character per line.We need to write this name to the screen.What is wrong with the following code?
Ifstream fileIn;
FileIn.open"file.txt");
Char ch;
FileIn.getch)
While!fileIn.eof))
{
Cout.putch);
FileIn.getch);
}

Accepted Answer

A) can not use put with cout. 
B) our output has new lines in it. 
C) nothing is wrong 
D) eof is not a member of an ifstream object 
A) can not use put with cout. 
B) our output has new lines in it. 
C) nothing is wrong 
D) eof is not a member of an ifstream object

Question 12

The formatting options that were discussed for cout do not work for output file streams.

Accepted Answer

A) True 
 B)False

Question 13

If a file did not open correctly,you should

Accepted Answer

A) continue on anyway 
B) display an error message and continue on 
C) display an error message and take some suitable action such as exit 
D) exit the program immediately 
A) continue on anyway 
B) display an error message and continue on 
C) display an error message and take some suitable action such as exit 
D) exit the program immediately

Question 14

Streams may be passed to a function.

Accepted Answer

A) True 
 B)False

Question 15

When is the external name of the file used in the program?

Accepted Answer

A) Any time you read or write to the file 
B) Never 
C) Only when reading from the file 
D) When opening the file stream 
A) Any time you read or write to the file 
B) Never 
C) Only when reading from the file 
D) When opening the file stream

Question 16

Which statement correctly opens an input stream named in_file and attaches it to a file name project.txt?

Accepted Answer

A) in_file=project.txt 
B) in_file="project.txt" 
C) in_file.open"project.txt"); 
D) in_file.openproject.txt); 
A) in_file=project.txt 
B) in_file="project.txt" 
C) in_file.open"project.txt"); 
D) in_file.openproject.txt);

Question 17

To open an output file and add to the end of the data already in the file you would write

Accepted Answer

A) outFile.open"project.txt"); 
B) outFile.append"project.txt"); 
C) outFile.open"project.txt",append); 
D) outFile.open"project.txt",ios::app); 
A) outFile.open"project.txt"); 
B) outFile.append"project.txt"); 
C) outFile.open"project.txt",append); 
D) outFile.open"project.txt",ios::app);

Question 18

You must use a width statement before each variable that you want output in a certain width

Accepted Answer

A) True 
 B)False

Question 19

If the name of the input file was in a variable named filename,which of the following is the correct way to open the input stream named inFile and associate it with this file?

Accepted Answer

A) inFile.openfilename); 
B) inFile=filename; 
C) inFile="filename"; 
D) inFile.open"filename"); 
A) inFile.openfilename); 
B) inFile=filename; 
C) inFile="filename"; 
D) inFile.open"filename");

Question 20

A value that can be turned on or off is called a ________.

Accepted Answer

The answer of A value that can be turned on...

The flag to display floating point numbers in non-scientific notation is ios:: _________

A __________ is a variable that has functions as well as data associated with it.

'\n' is two characters.

Using directives can be placed either directly after the include directives,or at the beginning of each function definition.

If the user types in the characters 10,and your program reads them into an integer variable,what is the value stored into that integer?

The command outFile.precision2);

open is a __________ function of the ofstream and ifstream class.

"\n" is a and '\n' is a _______.

In order to use the stream manipulators,you must include the ______ library

Which of the following loop condition statements will read all the data in the file assuming that each record in the file is two integer values,and you will read the first one into a variable named intOne,and the other into intTwo?

We have a file that has a name in it,but the name is written one character per line.We need to write this name to the screen.What is wrong with the following code? Ifstream fileIn; FileIn.open"file.txt"); Char ch; FileIn.getch) While!fileIn.eof)) { Cout.putch); FileIn.getch); }

The formatting options that were discussed for cout do not work for output file streams.

If a file did not open correctly,you should

Streams may be passed to a function.

When is the external name of the file used in the program?

Which statement correctly opens an input stream named in_file and attaches it to a file name project.txt?

To open an output file and add to the end of the data already in the file you would write

You must use a width statement before each variable that you want output in a certain width

If the name of the input file was in a variable named filename,which of the following is the correct way to open the input stream named inFile and associate it with this file?

A value that can be turned on or off is called a ________.

Introduction to Computer and C Programming

C++ Basics

More Flow of Control

Procedural Abstraction and Functions That Return a Value

Functions for All Sub Tasks

Arrays

Strings and Vectors

Pointers and Dynamic Arrays

Defining Classes

Friends, overloaded Operators, and Arrays in Classes

Separate Compilation and Namespaces

Pointers and Linked Lists

Recursion

Inheritance

Exception Handling

Templates

Standard Template Library

Filters

Exam 6: Io Streams As an Introduction to Objects and Classes

The flag to display floating point numbers in non-scientific notation is ios:: _________

A __________ is a variable that has functions as well as data associated with it.

'\n' is two characters.

Using directives can be placed either directly after the include directives,or at the beginning of each function definition.

If the user types in the characters 10,and your program reads them into an integer variable,what is the value stored into that integer?

The command outFile.precision2);

open is a __________ function of the ofstream and ifstream class.

"\n" is a ________ and '\n' is a _______________.

In order to use the stream manipulators,you must include the ______ library

Which of the following loop condition statements will read all the data in the file assuming that each record in the file is two integer values,and you will read the first one into a variable named intOne,and the other into intTwo?

We have a file that has a name in it,but the name is written one character per line.We need to write this name to the screen.What is wrong with the following code? Ifstream fileIn; FileIn.open"file.txt"); Char ch; FileIn.getch) While!fileIn.eof)) { Cout.putch); FileIn.getch); }

The formatting options that were discussed for cout do not work for output file streams.

If a file did not open correctly,you should

Streams may be passed to a function.

When is the external name of the file used in the program?

Which statement correctly opens an input stream named in_file and attaches it to a file name project.txt?

To open an output file and add to the end of the data already in the file you would write

You must use a width statement before each variable that you want output in a certain width

If the name of the input file was in a variable named filename,which of the following is the correct way to open the input stream named inFile and associate it with this file?

A value that can be turned on or off is called a ________.

Introduction to Computer and C Programming

C++ Basics

More Flow of Control

Procedural Abstraction and Functions That Return a Value

Functions for All Sub Tasks

Arrays

Strings and Vectors

Pointers and Dynamic Arrays

Defining Classes

Friends, overloaded Operators, and Arrays in Classes

Separate Compilation and Namespaces

Pointers and Linked Lists

Recursion

Inheritance

Exception Handling

Templates

Standard Template Library

Filters

"\n" is a and '\n' is a _______.