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






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






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






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






5. What does mysqlhotcopy run on?






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






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






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






9. What table types does mysqlhotcopy work for?






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






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






12. 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 _______






13. 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






14. 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






15. 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






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






17. A dump of database contents into text files






18. 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






19. 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






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






21. 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






22. What are the two backup formats?






23. 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






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






25. Restoration from a __________: loading the file contents back into databases by processing them through the server






26. 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






27. 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






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






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






30. 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 ____________






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






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






33. What techniques are used for making text backups?






34. 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 ___________






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






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






37. 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






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