| 9.6.Questions |
| 9.6.1. | I/O Filters are supported on input, but not on output(True/False). | | |
| 9.6.2. | Answer: I/O filter | | |
| 9.6.3. | I/O Filters are supported by the InputStream/OutputStream class hierarchy, but not by the Reader/Writer class hierarchy(True/False). | | |
| 9.6.4. | Answer: I/O Filters and InputStream/OutputStream | | |
| 9.6.5. | I/O Filters read from one stream and write to another(True/False). | | |
| 9.6.6. | Answer: I/O filter and stream | | |
| 9.6.7. | A I/O filter may alter data that is read from one stream and written to another. | | |
| 9.6.8. | Answer: Altering data and I/O filter | | |
| 9.6.9. | The Serializable interface is used to identify objects that may be written to an output stream(True/False). | | |
| 9.6.10. | Answer: Serializable interface | | |
| 9.6.11. | Externalizable interface is implemented to control the way in which their objects are serialized. | | |
| 9.6.12. | Answer: Externalizable interface | | |
| 9.6.13. | The Serializable interface extends the Externalizable interface(True/False). | | |
| 9.6.14. | Answer: Serializable interface and the Externalizable interface | | |
| 9.6.15. | A File object can be used to change the current working directory(True/False). | | |
| 9.6.16. | Answer: File object | | |
| 9.6.17. | A File object can be used to access the files in the current working directory(True/False). | | |
| 9.6.18. | Answer: Current working directory | | |
| 9.6.19. | When a File object is created, a corresponding directory or file is created in the local file system(True/False). | | |
| 9.6.20. | Answer: File object and file system | | |
| 9.6.21. | File objects are used to access files and directories on the local file system(True/False). | | |
| 9.6.22. | Answer: File object and local file system | | |
| 9.6.23. | File objects can be garbage collected(True/False). | | |
| 9.6.24. | Answer: file object and garbage collection | | |
| 9.6.25. | When a File object is garbage collected, the corresponding file or directory is deleted(True/False). | | |
| 9.6.26. | Answer: file object, garbage collection and local file system | | |
| 9.6.27. | What output is displayed by the following program(StringReader)? | | |
| 9.6.28. | Answer: StringReader | | |
| 9.6.29. | What output is displayed by the following program? | | |
| 9.6.30. | Answer: RandomAccessFile | | |
| 9.6.31. | Writer classes can be used to write characters to output streams using different character encodings(True/False). | | |
| 9.6.32. | Answer: Writer classes | | |
| 9.6.33. | Writer classes can be used to write Unicode characters to output streams(True/False) | | |
| 9.6.34. | Answer: Writer classes and Unicode characters | | |
| 9.6.35. | Writer classes are character-oriented and do not support other primitive types or objects(True/False). | | |
| 9.6.36. | Answer: Writer classes and character-oriented | | |
| 9.6.37. | What is the result(regex)? | | |
| 9.6.38. | Answer: regex | | |
| 9.6.39. | What is the result(ObjectOutputStream)? | | |
| 9.6.40. | Answer: ObjectOutputStream | | |
| 9.6.41. | What is the output(long, Integer and equals)? | | |
| 9.6.42. | Answer: long, Integer and equals | | |
| 9.6.43. | What is the result(Serializable)? | | |
| 9.6.44. | Answer: Serializable | | |
| 9.6.45. | What is the output(transient variables)? | | |
| 9.6.46. | Answer: transient variables | | |
| 9.6.47. | What is the output(compare strings)? | | |
| 9.6.48. | Answer: compare strings | | |
| 9.6.49. | What is the result(reading with FileReader)? | | |
| 9.6.50. | Answer: reading with FileReader | | |