TCS NQT Questions on File Handling Quiz- 1

Question 1

Time: 00:00:00

A mode which is used to open an existing file for both reading and writing ______

”W”

”W+”

”R+”

”A+”

Good Job!

Oops!

Report the answer

PrepInsta Explanation
User Explanation

Once you attempt the question then PrepInsta explanation will be displayed.

Please login to submit your explanation

Question 2

Time: 00:00:00

Select text file in which data is stored in ________

ASCII code

Binary code

Octal code

text code

Good Job!

Oops!

Report the answer

PrepInsta Explanation
User Explanation

Once you attempt the question then PrepInsta explanation will be displayed.

Please login to submit your explanation

Question 3

Time: 00:00:00

A data of the file is stored in a

Ram

Hard disk

Rom

None

Good Job!

Oops!

Report the answer

PrepInsta Explanation
User Explanation

Once you attempt the question then PrepInsta explanation will be displayed.

Please login to submit your explanation

Question 4

Time: 00:00:00

We should not read after a write to a file without an intervening call to fflush(), fseek() or rewind()

TRUE

FALSE

May Be

Can't Say

Good Job!

Oops!

Report the answer

PrepInsta Explanation
User Explanation

Once you attempt the question then PrepInsta explanation will be displayed.

Please login to submit your explanation

Question 5

Time: 00:00:00

Offset used in fseek() function call can be a negative number.

TRUE

FALSE

May Be

Can't Say

Good Job!

Oops!

Report the answer

PrepInsta Explanation
User Explanation

Once you attempt the question then PrepInsta explanation will be displayed.

Please login to submit your explanation

Question 6

Time: 00:00:00

In fopen(), the open mode "wx" is sometimes preferred "w" because.
1) Use of wx is more efficient.
2) If w is used, old contents of file are erased and a new empty file is created. When wx is used, fopen() returns NULL if file already exists.

Only 1

Only 2

Both 1 and 2

Neither 1 nor 2

Good Job!

Oops!

Report the answer

PrepInsta Explanation
User Explanation

Once you attempt the question then PrepInsta explanation will be displayed.

Please login to submit your explanation

Question 7

Time: 00:00:00

Select text file in which number will take.

2 bytes

4 bytes

3 bytes

8 bytes

Good Job!

Oops!

Report the answer

PrepInsta Explanation
User Explanation

Once you attempt the question then PrepInsta explanation will be displayed.

Please login to submit your explanation

Question 8

Time: 00:00:00

fp = fopen("letsfindcourse.txt", "a");

Attach

Append

Apprehend

Add

Good Job!

Oops!

Report the answer

PrepInsta Explanation
User Explanation

Once you attempt the question then PrepInsta explanation will be displayed.

Please login to submit your explanation

Question 9

Time: 00:00:00

_____removes the named file, so that a subsequent attempt to open it will fail.

remove(const *filename)

remove(filename)

remove()

fclose(filename)

Good Job!

Oops!

Report the answer

PrepInsta Explanation
User Explanation

Once you attempt the question then PrepInsta explanation will be displayed.

Please login to submit your explanation

Question 10

Time: 00:00:00

#include
int main(){
char c;
FILE *fp;
fp=fopen("demo.txt","a+"); // demo.txt : hello you are reading a file
fprintf(fp," demo");
fclose(fp);
fp=fopen("myfile.txt","r");

while((c=fgetc(fp))!=EOF)
printf("%c",c);
fclose(fp);
return 0;
}

hello you are reading a file

hello you are reading a file demo

demo

None of the above

Good Job!

Oops!