Computer Sciences MCQs Chapter 14 Class 12

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Created on February 22, 2023 By Ali Durrani

Computer Sciences Ch 14 Class 12

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1 / 20

5. A data file a stored in:

RAM

EEPROM

hard disk

None

2 / 20

13. function is used as formatted output file function:

printf()

fprintf()

puts()

fputs()

3 / 20

II. A stream is associated with a file using and operaton

Associatio

Attach

Link

Open

4 / 20

8. To store data for future use it must be stored on

RAM

Secondary Storage

ROM

All of Above

5 / 20

9. A collection of related records is called

Data

Database

Field

File

6 / 20

17. In text stream characters have correspondence

One to One

One to Many

Many to One

All of above

7 / 20

2. Which of the following function is used to write a string to a file?

puts( )

pute( )

fputs()

fgets( )

8 / 20

12. function is used to read a single character from a file at a time:

fscanf()

getch()

fgetc()

9 / 20

15. There are types of streams

many

10 / 20

4. An array subscript should be a) int c) double

int

double

float

an array

11 / 20

19. In text file, data is stored in:

ASCII code

Binary code

Octal code

text code

12 / 20

14. If programs get input data from data file and also send output into data file. It is called:

files

file processing

data files

file handling

13 / 20

1. A file is stored in

RAM

Hard Disk

ROM

cache

14 / 20

Which of the following mode open only an existing file for both reading and writing?

"w"

"r+"

"w+"

"a+"

15 / 20

10. A logical interface to a file is called

I/O

Stream

File I/O

Pointer

16 / 20

3. On successfully closing a file , the fclose( ) returns:

NULL

file pointer

17 / 20

18. In binary stream bytes have correspondence

One to one

One to Many

Many to One

All of Above

18 / 20

7.function is used to write a string to a file:

puts()

fputs()

Put()

fgets()

19 / 20

20. is true about a stream:

It is a general name given to a flow

It is simply a sequence of bytes.

It is a logical interface to data files.

All of these

20 / 20

16. In file handling sequence of characters refers to

Text Stream

File Stream

Binary Stream

Character Stream

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