| Q.1 |
| A __________ is a place on the disk where a group of related data is stored. |
| (a) disk (b) file |
| (c) both (d) none |
| Q.2 |
| Basic operations performed on files is/are__________ |
| (a) opening a file (b) reading data from file |
| (c) closing a file (d) all the above |
| Q.3 |
| getw() is used to__________ |
| (a) read an integer from a file (b) read a string from a file |
| (c) none |
| Q.4 |
| ftell() is used to__________ |
| (a) give the current position of a file |
| (b) give the specified character position |
| (c) none |
| Q.5 |
| fopen() is used to__________ |
| (a) create a new file (b) open an existing file |
| (c) both (d) none |
| Q.6 |
| What does FILE *fp indicate? |
| (a) fp as a pointer to datatype FILE (b) FILE as a pointer to datatype fp |
| (c) none |
| Q.7 |
| The mode r is used to open a file for__________ |
| (a) read only (b) write only |
| (c) none |
| Q.8 |
| The mode a is used to open a file for__________ |
| (a) read (b) adding data |
| (c) none |
| Q.9 |
| The mode w+ is used for__________operations. |
| (a) reading (b) writing |
| (c) both (d) none |
| Q.10 |
| If a non-existing file is opened in read mode then__________occurs. |
| (a) Error (b) new file is created |
| (c) none |
| Q.11 |
| Standard i/o routines are __________ |
| (a) fopen() (b) getw() |
| (c) rewind() (d) all of these |
| Q.12 |
| When end of file is reached getc() returns__________ |
| (a) -1 (b) EOF |
| (c) both |
| Q.13 |
| The function putc() is used for__________ purpose |
| (a) read a character (b) both |
| (c) write a character (d) none |
| Q.14 |
| The first argument in fprintf() is used for__________ |
| (a) file pointer (b) file name |
| (c) both (d) none |
| Q.15 |
| Status-inquiry library functions are__________ |
| (a) feof (b) ferror |
| (c) both (d) none |
| Q.16 |
| Which of the following is an error situation? |
| (a) Device overflow |
| (b) opening file with invalid file name |
| (c) Attempting to write to a write-protected file |
| (d) all the above |
| Q.17 |
| The feof() function is used to test__________condition |
| (a) end of file (b) start of file |
| (c) none |
| Q.18 |
| feof() returns a non-zero integer value if__________ |
| (a) error occurs (b) all the data has been read |
| (c) both |
| Q.19 |
| The ferror() function is used to report__________ |
| (a) status of file indicated (b) status of error in file |
| (c) none |
| Q.20 |
| ferror() takes__________as argument. |
| (a) pointer (b) file name |
| (c) file pointer (d) any one of these |
| Q.21 |
| If an error is detected by ferror(),then it returns __________ |
| (a) zero integer (b) non zero integer |
| (c) can't say |
| Q.22 |
| fopen() returns__________ value when file can't be opened using fopen(). |
| (a) NULL (b) -1 |
| (c) 0 (d) can't say |
| Q.23 |
| fseek(fp,0L,1) indicates __________ |
| (a) stays at beginning (b) stays at end |
| (c) stays at current position |
| Q.24 |
| fseek(fp,-m,1) indicates __________ |
| (a) Go backward by m bytes (b) Go forward by m bytes |
| (c) none |
| Q.25 |
| fseek() returns __________ value when file pointer moves beyond the file bound- |
| aries. |
| (a) error0 (b) -1 |
| (c) 0 (d) none |
| Q.26 |
| rewind() is used for__________ |
| (a) reset the position to start of file (b) reset the position to end of file |
| (c) none |
| Q.27 |
| The first byte in a file is numbered __________ |
| (a) 1 (b) 0 |
| (c) can't say |
| Q.28 |
| fseek()s used for__________ |
| (a) sets the position to start of file (b) sets the position to end of file |
| (c) sets the position to desired point in file (d) none |
| Q.29 |
| getc() is used to__________ |
| (a) Read a character (b) read a string |
| (c) none |
| Q.30 |
| To store data in a file in the secondary memory __________is/are needed to OS. |
| (a) Filename (b) Data Structure |
| (c) Purpose (d) All these |
| Answers |
| 1. (b) 2. (d) 3. (a) 4. (a) |
| 5. (c) 6. (a) 7. (a) 8. (b) |
| 9. (c) 10. (a) 11. (d) 12. (b) |
| 13. (c) 14. (a) 15. (c) 16. (d) |
| 17. (a) 18. (b) 19. (a) 20. (c) |
| 21. (b) 22. (a) 23. (c) 24. (a) |
| 25. (b) 26. (a) 27. (b) 28. (c) |
| 29. (a) 30. (d) |
