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