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Test your basic knowledge |
Oracle Test
Start Test
Study First
Subjects
:
oracle
,
it-skills
Instructions:
Answer 50 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. Whenever a change is made to data - the ____ stores a copy of the changed data and the original data - in case it is needed.
Application server tier
Universal Installer
Redo log buffer
Network name
2. The ____ collects statistics about tables or objects - validates tables - finds continuing rows.
All platforms
NOMOUNT
Analyze Wizard
Type and sequence of creation
3. All Oracle software files and database storage files reside on subdirectories under ____.
Netmgr
ORACLE_BASE
DB_CREATE_FILE_DEST
Transaction Processing
4. The DBCA tool executes the ____ for you - in order to configure the new database's Named Service.
Net Manager
8K
Application server tier
TNS
5. The Oracle ____ tool provides the network link between the Oracle10g database and most applications that communicate with the database.
Dedicated server
Network name
.sql
Net Services
6. In the case of a ____ server - every user session (connection) has its own server process.
Datafile
Dedicated
Dispatcher
ORACLE_BASE
7. When choosing the DBA authentication method - you can choose between ____ and password file authentication.
IMMEDIATE
LOGFILES
Init.ora
Operating system
8. SHUTDOWN ____automatically completes and commits all pending transactions - then forcibly disconnects all connected users - and shuts down the database.
TRANSACTIONAL
Oradata
Init.ora
Dedicated server
9. SHUTDOWN ____ simply stops all Oracle processes - and releases all memory buffers.
DB_FILE_DEST
LOGFILES
Net Services
ABORT
10. The ____ migrates data from older versions to newer versions of the database.
$ORACLE_HOME/network/admin
Alert
Data Upgrade Assistant
Net Manager
11. A(n) ____ database is used to service Internet applications.
SGA
.sql
Custom
OLTP
12. The script files generated by the DBCA tool include numerous SQL*Plus executable ____ files - a configuration parameter file called init.ora - and a batch file for executing all the scripts in a single shell command.
Administrator
Oradata
.sql
TNS
13. The ____ process cleans up after user sessions are finished.
Init.ora
SQL*Plus
DB_CREATE_ONLINE_LOG_DEST_n
PMON
14. A ____ is a set of database structures - such as tables - indexes - user-defined attributes - and procedures.
Schema
NOMOUNT
OPEN
All platforms
15. The <database name> is usually stored as the ____ environment variable
DB_CREATE_FILE_DEST
Dispatcher
ORACLE_SID
/
16. A(n) ____ database allows you to define anything and everything - this one is for the experts.
Program Global Area (PGA)
PMON
DB_CREATE_FILE_DEST
Custom
17. ____ is the typical configuration for an Oracle10g database.
NORMAL
Single-instance server
Multiple
By separating data from software
18. _________ databases can be managed within OEM.
SYSOPER
Shared pool
Multiple
Data Dictionary
19. Current database files are stored in ____/<database name>.
Tnsnames.ora
Dispatcher
Oradata
PMON
20. STARTUP ____ will open the database in read/write - unrestricted mode.
Dedicated server
DBCA
OPEN
Init.ora
21. The client configuration is a combination of the user interface tier and the...
ORACLE_BASE
Large pool
Application server tier
More than one
22. SHUTDOWN ____waits for all users to log off - prohibits new connections - forcibly rolls back currently running transactions - and then shuts down the database.
DB_FILE_DEST
NOMOUNT
Program Global Area (PGA)
NORMAL
23. To implement user-managed redo log files - you should use the ____ clause in the CREATE DATABASE command itself.
LOGFILES
$ORACLE_HOME/network/admin
Net Manager
Oradata
24. Oracle has standardized its software so that it looks and acts identically at the user interface level on...
Tnsnames.ora
NORMAL
All platforms
Control
25. When the ____ initialization parameter is set - Oracle 10g knows where to locate all the datafiles.
DB_FILE_DEST
SYSOPER
PMON
SGA
26. STARTUP ____ mounts the database files - essentially creating the connection between file pointers in the control file and the files themselves - such as datafiles and redo log files.
IMMEDIATE
MOUNT
Type and sequence of creation
8K
27. The ____ improves response time for background processes and for backup and recovery processes.
IMMEDIATE
Single-instance server
Large pool
Type and sequence of creation
28. ____ views provide system-related information by querying the database's internal management tables and presenting the data as views (metadata views).
Oradata
Data Upgrade Assistant
By separating data from software
Data Dictionary
29. Load balancing between multiple listener processes is placed in the ____ configuration file on the client computer.
Data Warehouse
ABORT
Tnsnames.ora
DBCA
30. The DBA authentication method encompasses the method used to validate logon of users with the SYSDBA or ____ role.
SYSOPER
Tnsnames.ora
Tnsnames.ora
TRANSACTIONAL
31. In the SQL*Plus statement CONNECT /@ORACLASS AS SYSDBA - the ____ tells the database to use OS authentication.
Analyze Wizard
Transaction Processing
SGA
/
32. The ____ database configuration option allows for a lot of change activity - raising concurrency requirements - and lowering I/O activity requirements.
Transaction Processing
Data Dictionary
Dedicated server
Network name
33. A ____ is a physical file on the computer disk containing data - such as tables and indexes.
Datafile
Data Warehouse
Net Manager
Analyze Wizard
34. A ____ file is an administrative file containing up-to-date information on the database structure - log files - checkpoints; critical file for opening the database.
By separating data from software
Control
Listener
OLTP
35. ____ is a valid client installation configuration.
Runtime
Dedicated
.sql
TNS
36. SHUTDOWN ____ disconnects all users - rolls back pending transactions - and prohibits new connections and new transactions even for already connected users.
Oradata
IMMEDIATE
Control
NORMAL
37. ____ is the default method for connecting to a database.
TNS
Tnsnames.ora
NOMOUNT
Custom
38. OFA provides standards intended to improve performance of the database by - among other things - spreading I/O functions across separate devices...
Runtime
Single-instance server
Lsnrctl
By separating data from software
39. Oracle executable files are stored in a directory tree referred to as ____.
Tnsnames.ora
Dedicated
Net Services
ORACLE_HOME
40. STARTUP ____ starts up all background processes - and allocates space in memory for all Oracle database instance memory buffers.
Dedicated
NOMOUNT
/
Net Services
41. The ____ initialization parameter defines one or more directories where control files and redo log files are to be created.
Analyze Wizard
DB_CREATE_FILE_DEST
ORACLE_SID
DB_CREATE_ONLINE_LOG_DEST_n
42. The initialization configuration parameters file is ____.
Data Dictionary
Init.ora
IMMEDIATE
More than one
43. The ____ initialization parameter defines the directory where all datafiles and tempfiles (files used for storage of temporary data during sorting and other operations) are to be created.
DBCA
Custom
DB_CREATE_FILE_DEST
Program Global Area (PGA)
44. A ____ file records changes to database data.
Redo log
Universal Installer
ORACLE_BASE
Tnsnames.ora
45. The ____ contains many of the memory buffer components for an up and running (online) Oracle instance.
DB_FILE_DEST
SGA
DB_CREATE_FILE_DEST
Single-instance server
46. In Oracle10g the buffer cache can consist of multiple buffer caches - of different sizes. The default size is ____.
IMMEDIATE
8K
Single-instance server
ORACLE_HOME
47. The ____ database configuration option will change some configuration - generally allowing low concurrency and very high I/O activity.
Data Upgrade Assistant
DB_FILE_DEST
Data Warehouse
All platforms
48. Setting a user connection as being dedicated or shared can be controlled in the client-side configuration of Oracle Net Services - in the ____ file.
Tnsnames.ora
Oradata
Analyze Wizard
$ORACLE_HOME/network/admin
49. ____ is a valid client installation configuration.
Administrator
Netmgr
Analyze Wizard
ORACLE_HOME
50. The Oracle Net Services configuration is stored in the ____ configuration file on the client computer.
Dedicated server
Tnsnames.ora
More than one
Control