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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. To implement user-managed redo log files - you should use the ____ clause in the CREATE DATABASE command itself.
SYSOPER
8K
Runtime
LOGFILES
2. The ____ initialization parameter defines one or more directories where control files and redo log files are to be created.
DB_CREATE_ONLINE_LOG_DEST_n
Data Upgrade Assistant
SGA
Tnsnames.ora
3. In Oracle10g the buffer cache can consist of multiple buffer caches - of different sizes. The default size is ____.
Multiple
8K
Large pool
Tnsnames.ora
4. _________ databases can be managed within OEM.
Multiple
Single-instance server
Administrator
SGA
5. ____ processes are only present in shared server mode to distribute user connection requests - between server processes.
Oradata
Dispatcher
DB_CREATE_ONLINE_LOG_DEST_n
Large pool
6. The ____ is used to install Oracle software - or change an existing installation.
Multiple
Transaction Processing
$ORACLE_HOME/network/admin
Universal Installer
7. The ____ contains many of the memory buffer components for an up and running (online) Oracle instance.
ORACLE_BASE
Data Warehouse
SGA
Netmgr
8. A ____ file is an administrative file containing up-to-date information on the database structure - log files - checkpoints; critical file for opening the database.
Control
Tnsnames.ora
Datafile
Tnsnames.ora
9. The ____ tool guides you through database setup and creation using windows with instructions for each step.
Redo log buffer
Alert
ORACLE_HOME
DBCA
10. A single machine can contain __________ value for ORACLE_HOME.
OPEN
Listener
More than one
Transaction Processing
11. Oracle has standardized its software so that it looks and acts identically at the user interface level on...
All platforms
.sql
Net Manager
By separating data from software
12. A(n) ____ database allows you to define anything and everything - this one is for the experts.
Large pool
Custom
Net Manager
Tnsnames.ora
13. The <database name> is usually stored as the ____ environment variable
ORACLE_SID
Redo log
Shared pool
IMMEDIATE
14. SHUTDOWN ____ disconnects all users - rolls back pending transactions - and prohibits new connections and new transactions even for already connected users.
IMMEDIATE
More than one
Dedicated
Alert
15. Oracle executable files are stored in a directory tree referred to as ____.
ORACLE_HOME
Application server tier
Tnsnames.ora
Administrator
16. The ____ area stores parsed SQL in memory.
Shared pool
.sql
Dispatcher
LOGFILES
17. STARTUP ____ will open the database in read/write - unrestricted mode.
Netmgr
OPEN
MOUNT
ABORT
18. A ____ is a label given to a specific network configuration - usually a specific computer - at a specific TCP/IP address.
Network name
By separating data from software
Data Warehouse
ORACLE_SID
19. ____ is a valid client installation configuration.
Administrator
MOUNT
Tnsnames.ora
OLTP
20. When choosing the DBA authentication method - you can choose between ____ and password file authentication.
IMMEDIATE
Redo log buffer
Operating system
Init.ora
21. The two main sections of memory for the Oracle instance are the System Global Area (SGA) and the ____.
NORMAL
Program Global Area (PGA)
Network name
Administrator
22. The ____ migrates data from older versions to newer versions of the database.
NORMAL
Data Dictionary
Data Upgrade Assistant
Shared pool
23. 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
Net Manager
More than one
24. 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.
/
Tnsnames.ora
Data Dictionary
MOUNT
25. The ____ database configuration option allows for a lot of change activity - raising concurrency requirements - and lowering I/O activity requirements.
Transaction Processing
.sql
ORACLE_HOME
Datafile
26. In the case of a ____ server - every user session (connection) has its own server process.
$ORACLE_HOME/network/admin
Transaction Processing
Dedicated
ORACLE_BASE
27. The OFA standards call for naming files according to their...
DBCA
Dedicated server
Type and sequence of creation
Redo log buffer
28. The listener.ora file is stored in the ____ directory.
More than one
$ORACLE_HOME/network/admin
DBCA
Tnsnames.ora
29. If you install Oracle10g Enterprise Edition - Standard Edition - or Personal Edition and choose to have a predefined database created on installation - the database is configured in ____ mode.
LOGFILES
PL/SQL
Dedicated server
Init.ora
30. The ____ tool allows you to create and run queries - add rows - modify data - and write reports using SQL.
SQL*Plus
DB_CREATE_FILE_DEST
More than one
Dedicated server
31. ____ is the default method for connecting to a database.
SQL*Plus
Listener
Application server tier
TNS
32. When the ____ initialization parameter is set - Oracle 10g knows where to locate all the datafiles.
PL/SQL
DB_FILE_DEST
SYSOPER
Network name
33. ____ is a valid client installation configuration.
Runtime
Schema
Large pool
Operating system
34. Load balancing between multiple listener processes is placed in the ____ configuration file on the client computer.
Dedicated
Tnsnames.ora
Application server tier
.sql
35. A ____ is a set of database structures - such as tables - indexes - user-defined attributes - and procedures.
NORMAL
IMMEDIATE
$ORACLE_HOME/network/admin
Schema
36. The Oracle ____ tool provides the network link between the Oracle10g database and most applications that communicate with the database.
NORMAL
Net Services
Application server tier
Shared pool
37. The client configuration is a combination of the user interface tier and the...
Operating system
PMON
ORACLE_HOME
Application server tier
38. The DBCA tool executes the ____ for you - in order to configure the new database's Named Service.
Operating system
Net Manager
Application server tier
Tnsnames.ora
39. Current database files are stored in ____/<database name>.
Data Warehouse
Oradata
Alert
$ORACLE_HOME/network/admin
40. To start Net Manager in Unix or Linux - type ____ on the command line of a shell.
Tnsnames.ora
Netmgr
Oradata
8K
41. Whenever a change is made to data - the ____ stores a copy of the changed data and the original data - in case it is needed.
Data Warehouse
.sql
Redo log buffer
All platforms
42. A ____ is a physical file on the computer disk containing data - such as tables and indexes.
Datafile
Data Warehouse
Data Upgrade Assistant
SYSOPER
43. ____ views provide system-related information by querying the database's internal management tables and presenting the data as views (metadata views).
NOMOUNT
All platforms
TRANSACTIONAL
Data Dictionary
44. A(n) ____ database is used to service Internet applications.
IMMEDIATE
DB_CREATE_FILE_DEST
OLTP
SYSOPER
45. STARTUP ____ starts up all background processes - and allocates space in memory for all Oracle database instance memory buffers.
Administrator
NOMOUNT
DB_CREATE_ONLINE_LOG_DEST_n
IMMEDIATE
46. ____ is the typical configuration for an Oracle10g database.
Data Dictionary
Tnsnames.ora
Single-instance server
Tnsnames.ora
47. In the SQL*Plus statement CONNECT /@ORACLASS AS SYSDBA - the ____ tells the database to use OS authentication.
Runtime
/
TRANSACTIONAL
Lsnrctl
48. The DBA authentication method encompasses the method used to validate logon of users with the SYSDBA or ____ role.
LOGFILES
SYSOPER
$ORACLE_HOME/network/admin
TNS
49. The database has a service called the ____ process. This process waits for requests and responds to requests as needed.
Listener
Type and sequence of creation
Tnsnames.ora
Lsnrctl
50. A ____ file records changes to database data.
Redo log
$ORACLE_HOME/network/admin
Init.ora
/