Test your basic knowledge |

Data Backup And Recovery

Subject : it-skills
Instructions:
  • Answer 38 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Restoration from a __________: loading the file contents back into databases by processing them through the server






2. A Perl script that copies tables to a backup directory; requires the DBI module to be installed






3. It is ________ to make a text backup because the server must read tables(which involves the overhead of interpreting their contents) and then either write the contents out to disk files itself or send the contents to a client program that writes the






4. An alternative to making a binary backup - can be useful for copying individual InnoDB tables from one server to another or if conditions for binary portability are not satisfied. also can be used to add tables from one tablespace to another






5. Text backups are _____ so the text backup made on one machine can be reloaded into the MySQl server on another machine - regardless of architecture






6. mysqlhotcopy command to backup the world database to a directory named world /var/archive directory






7. For a tab-delimited data file made with mysqldump using the --tab option - where does the server write the file?






8. To force the use of lowercase database and table names what option can you set and what value specifically must you give it?






9. With binary backup methods - it is important to make sure that the server does not ________ the files while the backup is in progress






10. If conditions for binary portability are not satisfied - you can copy MyISAM and InnoDB table from one server to another: dump them using some text format(can use mysqldump) and reloading them into the ____________






11. Backups can be made by copying files directly or by using programs such as __________ - mysqlhotcopy - and InnoDB Hot Backup






12. Contains a record of data changes - make backups regularyly - enable this so you have a record of changes made after a given backup






13. It is faster to make binary backups because it involves only file copy operations that need not know the ________ of the file






14. What mysql client program allows you to make binary MyISAM backups by doing the locking and flushing for you?






15. Binary backups are less general because they are dependent upon what storage engines was used to create the tables and generally can only be used for the local _______






16. What techniques are used for making text backups?






17. A dump of database contents into text files






18. Allows you to take a binary backup that was made on one machine and use it on another machine that has a different architecture






19. What does mysqlhotcopy run on?






20. For SQL-format dump files that contain CREATE TABLE and INSERT statements for re-creating the tables - server sends table contents to mysqldump which writes the files on the ___________






21. If a binary backup is to be used to transfer databases to another machine - the backup must have ____________






22. mysqlhotcopy command to backup only the tables in the world database who name contains Country






23. A copy of the files in which database contents are stored; copying these files preserves the database in exactly the same format in which MySQL itself stores them on disk






24. Portability of an InnoDB tablespace is dependent upon all individual InnoDB tables within the ________ must be portable; If one isn't - the entire tablespace is not binary portable






25. You can directly copy the tablespace files from a MySQL server on one machine to another server on a different machine and the second server will be able to access the tablespace






26. What are the two backup formats?






27. What table types does mysqlhotcopy work for?






28. On Windows this influences file copying during a binary MyISAM backup - It is such that you might not be able to copy table files for tables that are locked by the server. In these cases - you must stop the server before copying the table files






29. Text backup procedures are more general because they can be used for tables created by any __________






30. This statement writes the contents of an arbitrary result set to a disk file on the server host






31. Files that _________ when making a binary backup: .frm - .MYD - and .MYI files that MySQL uses to represent the table - stop the server while copying the tables - leave the server running - but be sure to use an appropriate locking protocol to preve






32. Binary portability means that binary backup files are ___________ and you can directly copy them from one MySQl server to another on a different and the second server will access them with no problems






33. You can directly copy the files for a MyISAM table from one MySQL server to another on a different machine and the second server will be able to access the table






34. A binary backup that makes a complete InnoDB backup (a backup of all tables in the InnoDB tablespace) is based on __________ of all files that InnoDB uses to manage the tablespace






35. During text backups the _____ must be running because it must read the files that are to be backed up






36. To make a binary backup: using the ______________ - mysqlhotcopy - or InnoDB Hot Backup






37. What program can be used to make binary InnoDB backups






38. ______ from a binary backup: copy the files back to their original locations