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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. STARTUP ____ starts up all background processes - and allocates space in memory for all Oracle database instance memory buffers.
NOMOUNT
More than one
PMON
SQL*Plus
2. A ____ file records changes to database data.
IMMEDIATE
Tnsnames.ora
Listener
Redo log
3. 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.
/
.sql
Data Dictionary
NORMAL
4. The ____ contains many of the memory buffer components for an up and running (online) Oracle instance.
SGA
More than one
Schema
OPEN
5. _________ databases can be managed within OEM.
Operating system
DB_CREATE_ONLINE_LOG_DEST_n
Multiple
Datafile
6. In Oracle10g the buffer cache can consist of multiple buffer caches - of different sizes. The default size is ____.
Runtime
NORMAL
More than one
8K
7. SHUTDOWN ____ simply stops all Oracle processes - and releases all memory buffers.
Data Warehouse
Alert
ABORT
More than one
8. When the ____ initialization parameter is set - Oracle 10g knows where to locate all the datafiles.
OLTP
Large pool
DB_FILE_DEST
ORACLE_SID
9. SHUTDOWN ____ disconnects all users - rolls back pending transactions - and prohibits new connections and new transactions even for already connected users.
IMMEDIATE
Tnsnames.ora
Universal Installer
ORACLE_SID
10. ____ processes are only present in shared server mode to distribute user connection requests - between server processes.
TNS
.sql
Data Warehouse
Dispatcher
11. The <database name> is usually stored as the ____ environment variable
All platforms
ORACLE_SID
Single-instance server
DBCA
12. The ____ database configuration option will change some configuration - generally allowing low concurrency and very high I/O activity.
Tnsnames.ora
More than one
.sql
Data Warehouse
13. Oracle executable files are stored in a directory tree referred to as ____.
Lsnrctl
Network name
ORACLE_HOME
Data Dictionary
14. The initialization configuration parameters file is ____.
/
Init.ora
DB_FILE_DEST
Schema
15. 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.
PL/SQL
MOUNT
More than one
Administrator
16. The client configuration is a combination of the user interface tier and the...
/
MOUNT
OPEN
Application server tier
17. ____ is a valid client installation configuration.
Dedicated
IMMEDIATE
Control
Runtime
18. The ____ initialization parameter defines one or more directories where control files and redo log files are to be created.
Dedicated
/
DB_CREATE_ONLINE_LOG_DEST_n
ORACLE_BASE
19. ____ is the typical configuration for an Oracle10g database.
Dedicated
More than one
Single-instance server
Type and sequence of creation
20. The OFA standards call for naming files according to their...
Tnsnames.ora
Type and sequence of creation
PMON
SQL*Plus
21. The DBCA tool executes the ____ for you - in order to configure the new database's Named Service.
Alert
8K
Net Manager
Net Services
22. STARTUP ____ will open the database in read/write - unrestricted mode.
Runtime
Large pool
OPEN
ORACLE_HOME
23. In the SQL*Plus statement CONNECT /@ORACLASS AS SYSDBA - the ____ tells the database to use OS authentication.
.sql
/
OLTP
Control
24. In the case of a ____ server - every user session (connection) has its own server process.
Dedicated
SQL*Plus
By separating data from software
Net Services
25. OFA provides standards intended to improve performance of the database by - among other things - spreading I/O functions across separate devices...
Init.ora
IMMEDIATE
Application server tier
By separating data from software
26. The Oracle Net Services configuration is stored in the ____ configuration file on the client computer.
NOMOUNT
Tnsnames.ora
OLTP
Transaction Processing
27. The ____ collects statistics about tables or objects - validates tables - finds continuing rows.
.sql
Administrator
Analyze Wizard
Data Dictionary
28. Load balancing between multiple listener processes is placed in the ____ configuration file on the client computer.
Redo log
Runtime
Tnsnames.ora
DB_CREATE_FILE_DEST
29. Oracle has standardized its software so that it looks and acts identically at the user interface level on...
Single-instance server
Runtime
SYSOPER
All platforms
30. The ____ engine included with the Oracle software provides a specialized programming language you can use for creating triggers - packages - and procedures.
PL/SQL
Dedicated server
Redo log
More than one
31. The ____ migrates data from older versions to newer versions of the database.
Data Upgrade Assistant
Multiple
ORACLE_HOME
Alert
32. The ____ log is essential because it will contain all the essential information for the smooth running of your database.
Shared pool
Alert
8K
Dispatcher
33. A ____ is a physical file on the computer disk containing data - such as tables and indexes.
Datafile
NORMAL
OPEN
/
34. To implement user-managed redo log files - you should use the ____ clause in the CREATE DATABASE command itself.
LOGFILES
Redo log buffer
MOUNT
Universal Installer
35. The two main sections of memory for the Oracle instance are the System Global Area (SGA) and the ____.
SGA
Program Global Area (PGA)
Application server tier
By separating data from software
36. When choosing the DBA authentication method - you can choose between ____ and password file authentication.
All platforms
Dedicated server
Operating system
Data Dictionary
37. All Oracle software files and database storage files reside on subdirectories under ____.
PL/SQL
SGA
NORMAL
ORACLE_BASE
38. ____ is a valid client installation configuration.
Administrator
Program Global Area (PGA)
ABORT
Data Warehouse
39. Setting a user connection as being dedicated or shared can be controlled in the client-side configuration of Oracle Net Services - in the ____ file.
Alert
Net Manager
Tnsnames.ora
Universal Installer
40. Whenever a change is made to data - the ____ stores a copy of the changed data and the original data - in case it is needed.
PL/SQL
ABORT
Redo log buffer
Lsnrctl
41. The ____ is used to install Oracle software - or change an existing installation.
TRANSACTIONAL
Universal Installer
Dedicated
Tnsnames.ora
42. The Oracle ____ tool provides the network link between the Oracle10g database and most applications that communicate with the database.
Tnsnames.ora
Network name
OPEN
Net Services
43. A(n) ____ database is used to service Internet applications.
Program Global Area (PGA)
OLTP
Net Manager
Redo log
44. The ____ tool allows you to create and run queries - add rows - modify data - and write reports using SQL.
$ORACLE_HOME/network/admin
PMON
SQL*Plus
.sql
45. To start Net Manager in Unix or Linux - type ____ on the command line of a shell.
Administrator
Netmgr
Runtime
Data Upgrade Assistant
46. The DBA authentication method encompasses the method used to validate logon of users with the SYSDBA or ____ role.
OPEN
Schema
SYSOPER
By separating data from software
47. The database has a service called the ____ process. This process waits for requests and responds to requests as needed.
Datafile
ORACLE_BASE
Listener
ORACLE_HOME
48. The listener.ora file is stored in the ____ directory.
$ORACLE_HOME/network/admin
Administrator
Redo log buffer
Shared pool
49. 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.
Init.ora
Large pool
Custom
DB_CREATE_FILE_DEST
50. You can start and stop the listener using the listener control utility (____).
Dispatcher
Lsnrctl
DBCA
Data Upgrade Assistant