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Test your basic knowledge |
Data Backup And Recovery
Start Test
Study First
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. What table types does mysqlhotcopy work for?
MyISAM
internal structure
MySQL server
dumping table contents to text format (using mysqldump)
2. What mysql client program allows you to make binary MyISAM backups by doing the locking and flushing for you?
mysqlhotcopy
slower
binary portability
internal structure
3. 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 ___________
binary portability for MyISAM
InnoDB Hot Backup
binary portability
client host
4. 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
machine independent
SELECT...INTO OUTFILE SQL statement or mysqldump
binary portability for MyISAM
mysqldump
5. ______ from a binary backup: copy the files back to their original locations
copy command (cp or tar)
storage engine
destination server
Restoration
6. What program can be used to make binary InnoDB backups
mysqldump
internal structure
InnoDB Hot Backup
mysqlhotcopy world /var/archive
7. Backups can be made by copying files directly or by using programs such as __________ - mysqlhotcopy - and InnoDB Hot Backup
mysqlhotcopy world./Country/ /var/archiv
destination server
binary portability
mysqldump
8. To make a binary backup: using the ______________ - mysqlhotcopy - or InnoDB Hot Backup
must be copied
exact copies
copy command (cp or tar)
binary portability
9. 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
binary portability for InnoDB
file-locking behavior
mysqlhotcopy world /var/archive
binary backup
10. 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
exact copies
must be copied
destination server
binary and textual
11. 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
mysqlhotcopy world./Country/ /var/archiv
storage engine
Unix and Netware
dumping table contents to text format (using mysqldump)
12. What are the two backup formats?
destination server
binary and textual
text backup
server
13. It is faster to make binary backups because it involves only file copy operations that need not know the ________ of the file
dumping table contents to text format (using mysqldump)
Unix and Netware
slower
internal structure
14. 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
tablespace
slower
mysqlhotcopy
binary portability for MyISAM
15. 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
SELECT ... INTO OUTFILE
file-locking behavior
binary backup
mysqlhotcopy world./Country/ /var/archiv
16. Contains a record of data changes - make backups regularyly - enable this so you have a record of changes made after a given backup
dumping table contents to text format (using mysqldump)
binary log
text backup
portable
17. A dump of database contents into text files
tablespace
mysqldump
Restoration
text backup
18. 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 ____________
modify
binary backup
InnoDB Hot Backup
destination server
19. Text backup procedures are more general because they can be used for tables created by any __________
dumping table contents to text format (using mysqldump)
file-locking behavior
binary portability
storage engine
20. 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
text backup
exact copies
client host
copy command (cp or tar)
21. Allows you to take a binary backup that was made on one machine and use it on another machine that has a different architecture
slower
binary portability
copy command (cp or tar)
mysqlhotcopy
22. 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 _______
file-locking behavior
mysqldump
mysqlhotcopy world /var/archive
MySQL server
23. 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
binary portability for InnoDB
copy command (cp or tar)
mysqlhotcopy world./Country/ /var/archiv
mysqlhotcopy
24. Restoration from a __________: loading the file contents back into databases by processing them through the server
text backup
mysqlhotcopy
slower
textual backup
25. For a tab-delimited data file made with mysqldump using the --tab option - where does the server write the file?
SELECT ... INTO OUTFILE
must be copied
destination server
server host
26. This statement writes the contents of an arbitrary result set to a disk file on the server host
client host
SELECT ... INTO OUTFILE
binary portability
SELECT...INTO OUTFILE SQL statement or mysqldump
27. If a binary backup is to be used to transfer databases to another machine - the backup must have ____________
text backup
dumping table contents to text format (using mysqldump)
internal structure
binary portability
28. What techniques are used for making text backups?
Restoration
SELECT...INTO OUTFILE SQL statement or mysqldump
textual backup
portable
29. What does mysqlhotcopy run on?
slower
mysqldump
Unix and Netware
server host
30. mysqlhotcopy command to backup the world database to a directory named world /var/archive directory
copy command (cp or tar)
mysqlhotcopy world /var/archive
storage engine
mysqlhotcopy
31. 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
slower
exact copies
mysqlhotcopy
mysqlhotcopy
32. A Perl script that copies tables to a backup directory; requires the DBI module to be installed
mysqlhotcopy
copy command (cp or tar)
MyISAM
tablespace
33. Text backups are _____ so the text backup made on one machine can be reloaded into the MySQl server on another machine - regardless of architecture
server host
mysqlhotcopy world /var/archive
portable
Restoration
34. With binary backup methods - it is important to make sure that the server does not ________ the files while the backup is in progress
mysqlhotcopy world./Country/ /var/archiv
modify
mysqldump
binary backup
35. 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
mysqlhotcopy
SELECT ... INTO OUTFILE
binary portability for MyISAM
modify
36. To force the use of lowercase database and table names what option can you set and what value specifically must you give it?
lower_case_table_names=1
client host
binary backup
SELECT ... INTO OUTFILE
37. mysqlhotcopy command to backup only the tables in the world database who name contains Country
text backup
mysqldump
mysqlhotcopy world./Country/ /var/archiv
binary portability
38. During text backups the _____ must be running because it must read the files that are to be backed up
server
InnoDB Hot Backup
binary log
mysqldump