Question 1

File mode that opens or create a text file in writing mode

w

r

a

x

Accepted Answer

w

Question 2

Reads a character from a file:

getc()

fclose()

puc()

fopen()

Accepted Answer

getc()

Question 3

It is created for the permanent storage of data.

Variable

Constant

File

List

Accepted Answer

File

Question 4

Output is?

while( (ch = getchar()) != '
') {

putc(ch, fp);

    }

Puts character into a variable

Gets a character until enter key is pressed

Gets a character, put it into a file pointer until an enter is pressed

Gets a character

Accepted Answer

Gets a character, put it into a file pointer until an enter is pressed

Question 5

Refers to the name of the file

File pointer

Filename

file extension

file attribute

Accepted Answer

Filename

Question 6

Writes a set of data to a file

fprintf()

fclose()

fopen()

*fp

Accepted Answer

fprintf()

Question 7

What is the correct syntax for declaring a file pointer?

file *fp;

*FILE *fp;

FILE *fp;

File *fp;

Accepted Answer

FILE *fp;

Question 8

What is the correct syntax for fclose()?

FCLOSE(fp);

Fclose(fp);

fclose(fp);

fclose(“fp”);

Accepted Answer

fclose(fp);

Question 9

EOF means ______________________________

End of format

End of float

End of function

End of file

Accepted Answer

End of file

Question 10

Writes a character to a file:

fclose()

fopen()

puc()

getc()

Accepted Answer

putc()

// However, it is marked wrong. It is also not getc().

Question 11

Which operator is used to insert the data into the file? << >> < >

Accepted Answer

<<

Question 12

Which of the following header file is required for creating and reading files?

ifstream

stream

fstream

ofstream

Accepted Answer

fstream

Question 13

Which of the following is used to create a stream that performs both input and output operations?

fstream

ifstream

iostream

ofstream

Accepted Answer

fstream

Question 14

A C++ library that allows working with files

fstream

cstdlib

ctype

cmath

Accepted Answer

fstream

Question 15

Which header file is used for reading and writing to a file? #include #include #include #include

Accepted Answer

#include<fstream>

Question 16

Which stream class is used to both read and write on files?

ofstream

fstream

ofstream

opstream

Accepted Answer

fstream

Question 17

Which stream class is to only read from files?

iostream

ofstream

fstream

ifstream

Accepted Answer

ifstream

Question 18

What can be used to input a string with blank space?

getline

inline

sideline

putline

Accepted Answer

getline

Question 19

It represents a sequence of bytes on the disk where a group of related data is stored.

Array

Parameter

Variable

File

Accepted Answer

File

Question 20

By default, all the files in C++ are opened in _________ mode.

Octal

ASCII

Text

Binary

Accepted Answer

Text

Question 21

An operation where in data is added to the existing data of file

Delete

Create

Close

Append

Accepted Answer

Append

Question 22

A function directly writes into the file:

fscanf()

fprintf()

fopen()

fclose()

Accepted Answer

fprintf()

Question 23

What is correct syntax for fopen()?

fp = fopen(one.txt, w);

fp = fopen("one.txt", "w");

fp = fopen(one.txt, "w");

fp = fopen(“one.txt”, w);

Accepted Answer

fp = fopen("one.txt", "w");

Question 24

An operation wherein data is added to the existing data of a file

Combine

Concatenate

Append

Add

Accepted Answer

Append

Question 25

Which of the following is used to create an output stream?

iostream

ofstream

fstream

ifstream

Accepted Answer

ofstream

Question 26

Which of the following is used to create a stream that performs both input and output operations?

iostream

ofstream

ifstream

fstream

Accepted Answer

fstream

Question 27

Which stream class is to only write on files?

opstream

ifstream

ofstream

fstream

Accepted Answer

ofstream

Question 28

The ifstream would be used when:

appending a file

creating a file

reading a file

removing a file

Accepted Answer

reading a file

Question 29

What is the return type open() method?

double

int

char

bool

Accepted Answer

bool

Question 30

Which header file is required to use file I/O operations?

Accepted Answer

Question 31

When will the cin can start processing of input?

Delete file

Both read and write file

After pressing return key

By pressing backspace

Accepted Answer

After pressing return key

Question 32

What is the output of the given program?

#include < iostream >

using namespace std;

int main ()

{

char str[] = "Steve jobs";

int val = 65;

char ch = 'A';

cout << val << endl;

return 0;

}

65 A

a

Error

65

Accepted Answer

65

Question

Question

Question

CP2-Module 7

File Handling: The FILE Object and <fstream>

Question	Answer
File mode that opens or create a text file in writing mode w r a x	w
Reads a character from a file: getc() fclose() puc() fopen()	getc()
It is created for the permanent storage of data. Variable Constant File List	File
Output is? while( (ch = getchar()) != '\n') { putc(ch, fp); } Puts character into a variable Gets a character until enter key is pressed Gets a character, put it into a file pointer until an enter is pressed Gets a character	Gets a character, put it into a file pointer until an enter is pressed
Refers to the name of the file File pointer Filename file extension file attribute	Filename
Writes a set of data to a file fprintf() fclose() fopen() *fp	fprintf()
What is the correct syntax for declaring a file pointer? file fp; FILE fp; FILE fp; File *fp;	FILE *fp;
What is the correct syntax for fclose()? FCLOSE(fp); Fclose(fp); fclose(fp); fclose(“fp”);	fclose(fp);
EOF means ______________________________ End of format End of float End of function End of file	End of file
Writes a character to a file: fclose() fopen() puc() getc()	putc() // However, it is marked wrong. It is also not getc().
Which operator is used to insert the data into the file? << >> < >	<<
Which of the following header file is required for creating and reading files? ifstream stream fstream ofstream	fstream
Which of the following is used to create a stream that performs both input and output operations? fstream ifstream iostream ofstream	fstream
A C++ library that allows working with files fstream cstdlib ctype cmath	fstream
Which header file is used for reading and writing to a file? #include<iostream> #include<cmath> #include<fstream> #include<conio>	#include<fstream>
Which stream class is used to both read and write on files? ofstream fstream ofstream opstream	fstream
Which stream class is to only read from files? iostream ofstream fstream ifstream	ifstream
What can be used to input a string with blank space? getline inline sideline putline	getline
It represents a sequence of bytes on the disk where a group of related data is stored. Array Parameter Variable File	File
By default, all the files in C++ are opened in _________ mode. Octal ASCII Text Binary	Text
An operation where in data is added to the existing data of file Delete Create Close Append	Append
A function directly writes into the file: fscanf() fprintf() fopen() fclose()	fprintf()
What is correct syntax for fopen()? fp = fopen(one.txt, w); fp = fopen("one.txt", "w"); fp = fopen(one.txt, "w"); fp = fopen(“one.txt”, w);	fp = fopen("one.txt", "w");
An operation wherein data is added to the existing data of a file Combine Concatenate Append Add	Append
Which of the following is used to create an output stream? iostream ofstream fstream ifstream	ofstream
Which of the following is used to create a stream that performs both input and output operations? iostream ofstream ifstream fstream	fstream
Which stream class is to only write on files? opstream ifstream ofstream fstream	ofstream
The ifstream would be used when: appending a file creating a file reading a file removing a file	reading a file
What is the return type open() method? double int char bool	bool
Which header file is required to use file I/O operations? <ostream> <iostream> <ifstream> <fstream>	<fstream>
When will the cin can start processing of input? Delete file Both read and write file After pressing return key By pressing backspace	After pressing return key
What is the output of the given program? #include < iostream > using namespace std; int main () { char str[] = "Steve jobs"; int val = 65; char ch = 'A'; cout << val << endl; return 0; } 65 A a Error 65	65

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