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