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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. The listener.ora file is stored in the ____ directory.
ORACLE_HOME
ORACLE_SID
.sql
$ORACLE_HOME/network/admin
2. The ____ log is essential because it will contain all the essential information for the smooth running of your database.
SQL*Plus
Alert
Large pool
Tnsnames.ora
3. The ____ tool guides you through database setup and creation using windows with instructions for each step.
DBCA
Runtime
Single-instance server
ORACLE_SID
4. The Oracle ____ tool provides the network link between the Oracle10g database and most applications that communicate with the database.
Data Warehouse
Administrator
Runtime
Net Services
5. The ____ improves response time for background processes and for backup and recovery processes.
Shared pool
Large pool
OPEN
Single-instance server
6. 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.
Dedicated
Administrator
Runtime
.sql
7. The ____ initialization parameter defines one or more directories where control files and redo log files are to be created.
All platforms
DB_CREATE_ONLINE_LOG_DEST_n
Datafile
Netmgr
8. In Oracle10g the buffer cache can consist of multiple buffer caches - of different sizes. The default size is ____.
8K
SYSOPER
Redo log buffer
TNS
9. The ____ database configuration option allows for a lot of change activity - raising concurrency requirements - and lowering I/O activity requirements.
Data Dictionary
SQL*Plus
Transaction Processing
Tnsnames.ora
10. A(n) ____ database allows you to define anything and everything - this one is for the experts.
Custom
Schema
Lsnrctl
Application server tier
11. 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.
Alert
Application server tier
Custom
DB_CREATE_FILE_DEST
12. Whenever a change is made to data - the ____ stores a copy of the changed data and the original data - in case it is needed.
Redo log buffer
NOMOUNT
PL/SQL
TNS
13. 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
Administrator
Universal Installer
SYSOPER
14. Current database files are stored in ____/<database name>.
Datafile
Oradata
Universal Installer
Analyze Wizard
15. The ____ is used to install Oracle software - or change an existing installation.
Universal Installer
Program Global Area (PGA)
Data Warehouse
ORACLE_SID
16. The ____ collects statistics about tables or objects - validates tables - finds continuing rows.
Analyze Wizard
PMON
ORACLE_BASE
Datafile
17. SHUTDOWN ____ disconnects all users - rolls back pending transactions - and prohibits new connections and new transactions even for already connected users.
Tnsnames.ora
PL/SQL
Program Global Area (PGA)
IMMEDIATE
18. The DBCA tool executes the ____ for you - in order to configure the new database's Named Service.
Type and sequence of creation
Net Manager
TNS
Data Warehouse
19. A ____ is a set of database structures - such as tables - indexes - user-defined attributes - and procedures.
More than one
Data Warehouse
Schema
ABORT
20. ____ is the typical configuration for an Oracle10g database.
DB_CREATE_ONLINE_LOG_DEST_n
NOMOUNT
Single-instance server
$ORACLE_HOME/network/admin
21. In the SQL*Plus statement CONNECT /@ORACLASS AS SYSDBA - the ____ tells the database to use OS authentication.
Dispatcher
Dedicated server
/
DB_CREATE_ONLINE_LOG_DEST_n
22. SHUTDOWN ____waits for all users to log off - prohibits new connections - forcibly rolls back currently running transactions - and then shuts down the database.
Program Global Area (PGA)
NORMAL
Oradata
SGA
23. STARTUP ____ will open the database in read/write - unrestricted mode.
OPEN
All platforms
OLTP
DBCA
24. ____ processes are only present in shared server mode to distribute user connection requests - between server processes.
OPEN
Listener
Dispatcher
/
25. To start Net Manager in Unix or Linux - type ____ on the command line of a shell.
Dedicated server
More than one
Alert
Netmgr
26. You can start and stop the listener using the listener control utility (____).
Tnsnames.ora
NOMOUNT
Redo log buffer
Lsnrctl
27. To implement user-managed redo log files - you should use the ____ clause in the CREATE DATABASE command itself.
Listener
LOGFILES
ABORT
Multiple
28. When choosing the DBA authentication method - you can choose between ____ and password file authentication.
Network name
Init.ora
Operating system
Data Dictionary
29. All Oracle software files and database storage files reside on subdirectories under ____.
TNS
ORACLE_BASE
Transaction Processing
Redo log buffer
30. The ____ area stores parsed SQL in memory.
All platforms
Shared pool
Custom
TNS
31. The ____ contains many of the memory buffer components for an up and running (online) Oracle instance.
Datafile
DB_CREATE_ONLINE_LOG_DEST_n
Dispatcher
SGA
32. The ____ process cleans up after user sessions are finished.
PMON
Program Global Area (PGA)
Runtime
OPEN
33. 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.
Tnsnames.ora
Type and sequence of creation
DB_CREATE_FILE_DEST
Dedicated server
34. A single machine can contain __________ value for ORACLE_HOME.
IMMEDIATE
More than one
Alert
Control
35. The OFA standards call for naming files according to their...
PL/SQL
Shared pool
Schema
Type and sequence of creation
36. The <database name> is usually stored as the ____ environment variable
.sql
Dispatcher
LOGFILES
ORACLE_SID
37. 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.
ABORT
Type and sequence of creation
ORACLE_SID
MOUNT
38. SHUTDOWN ____automatically completes and commits all pending transactions - then forcibly disconnects all connected users - and shuts down the database.
TRANSACTIONAL
Data Warehouse
Network name
Program Global Area (PGA)
39. In the case of a ____ server - every user session (connection) has its own server process.
Dispatcher
Dedicated
PMON
Program Global Area (PGA)
40. Load balancing between multiple listener processes is placed in the ____ configuration file on the client computer.
Tnsnames.ora
Net Services
Universal Installer
ORACLE_HOME
41. STARTUP ____ starts up all background processes - and allocates space in memory for all Oracle database instance memory buffers.
PL/SQL
DB_CREATE_FILE_DEST
8K
NOMOUNT
42. The ____ tool allows you to create and run queries - add rows - modify data - and write reports using SQL.
SQL*Plus
Shared pool
Custom
Data Warehouse
43. ____ is the default method for connecting to a database.
Universal Installer
TNS
SYSOPER
DB_FILE_DEST
44. The Oracle Net Services configuration is stored in the ____ configuration file on the client computer.
Type and sequence of creation
Program Global Area (PGA)
SGA
Tnsnames.ora
45. A(n) ____ database is used to service Internet applications.
NORMAL
MOUNT
OLTP
DB_FILE_DEST
46. The ____ migrates data from older versions to newer versions of the database.
TRANSACTIONAL
Data Upgrade Assistant
Listener
Net Manager
47. OFA provides standards intended to improve performance of the database by - among other things - spreading I/O functions across separate devices...
Runtime
$ORACLE_HOME/network/admin
By separating data from software
SGA
48. A ____ file records changes to database data.
8K
Redo log
ORACLE_HOME
Network name
49. When the ____ initialization parameter is set - Oracle 10g knows where to locate all the datafiles.
Data Upgrade Assistant
$ORACLE_HOME/network/admin
DB_FILE_DEST
ORACLE_SID
50. A ____ is a physical file on the computer disk containing data - such as tables and indexes.
SYSOPER
DB_FILE_DEST
Alert
Datafile