WebLogic Interview and Certification Questions – I

| February 9, 2014 | 0 Comments

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1) Oracle WebLogic Server 10.3.1 is certified with JDK 1.6.

1. True
2. False


2) Net installer is preferred over the package installer if you want  to install select components using only the Custom option and have access to the Internet.

1. True
2. False


3) Which JDK does Oracle WebLogic Server 10.3.1 come bundled with for a Linux platform?

1. Sun SDK 1.6
2. JRockit SDK 1.6
3. Both


4) Which directory within a domain directory is used to maintain its  configuration repository?

1. /console
2. /cache
3. /config
4. /logs
5. /AdminServer


5) Invoke the Domain Configuration Wizard by using _____.

1. config.sh under <WL_HOME>/common/bin
2. config_builder.sh under <WL_HOME>/common/bin


6) What is the main configuration file for the domain called?

1. configuration.xml
2. wlsconfig.xml
3. wls.xml
4. config.xml


7) You can use boot identity files to start the following without being prompted for the administrator username and password.

1. Managed servers
2. Administration server
3. Both


8 ) Which of the following statements is NOT true?

1. Managed servers in a domain may run a different OS version of Oracle WebLogic Server (for example, Windows + Linux).

2. A domain comprises only the administration server, only the managed server, or the administration and managed servers.

3. The administration server stores the configuration information and logs for a domain.

4. The administration server in a domain must run the same or later version number of Oracle WebLogic Server as the managed servers in the domain.


9) Where are all users, groups, and roles stored by default?

1. Oracle Database
2. PointBase Database
3. Oracle Internet Directory
4. LDAP store of the administration server


10) Invoke the Template Configuration Wizard using _____.

1. config.sh under <WL_HOME>/common/bin
2. config_builder.sh under <WL_HOME>/common/bin


11) When you create a new domain to automatically support Oracle WebLogic Server, which template is it based on by default?

1. wlst.jar
2. ws.jar
3. web_server.jar
4. server.jar
5. wls.jar


12) Which of the following can you use to create a domain template:

1. The pack command
2. config_temp.sh
3. The Administration Console
4. config_builder.sh
5. The WLST offline command-line tool


13) Which link would you click in the console to add or remove columns to or from a monitoring page?

1. Customize this table
2. Change Monitoring View
3. Update Columns
4. Manage Preferences


14) WLST communicates with Oracle WebLogic Server’s ____ to retrieve and update resources on a running server.

1. Templates
2. Logs
3. Mbeans
4. Scripts


15) The ______ panel in the Administration Console uses a tree to represent your domain resources.

1. Preferences
2. Domain Structure
3. How do I?
4. Change Center


16) The Administration Console is unavailable if the administration server is shut down.

1. True
2. False


17) Both the administration server and the managed servers can be started by using the Administration Console.

1. True
2. False


18) Using WLST’s _____ mode, you can supply commands one at a time and get immediate feedback.

1. Management
2. Operational
3. Sequential
4. Template
5. Interactive


19) Under the servers directory of WLS domain, there are subdirectories for administration and managed servers. The servers directory contains one subdirectory for each WebLogic Server instance in the domain. If you do not see the subdirectory for each WebLogic Server instance in your domain, it means that:

1. The WebLogic Server instance is not correctly configured.
2. The patch level is not correct.
3. The administration server is unable to communicate with the managed servers.
4. The WebLogic Server instance has not been started since it was created.


20) Which of the following will happen if you run startWebLogic.sh without any options?

1. It invokes java weblogic.Server.
2. It starts the managed servers associated with the administration server.
3. It sets the environment using setDomainEnv.sh.
4. It starts the administration server.


21) Which of the following options would you use to create a managed server?

1. Domain Configuration Wizard
2. Administration Console
3. Command line (WLST)


22) Which of the following is true when the administration server is down?

1. Domain log entries are unavailable.
2. Managed servers can start in MSI mode.
3. The Administration Console and management tools are unavailable.
4. At boot time, managed servers read a local copy of config.xml, SerializedSystemIni.dat, and boot.properties (optional).
5. You cannot change the configuration of the managed servers that are running in MSI mode until communication with the administration server is restored.
6. The Node Manager can start the managed servers in MSI mode.


23) You can start a managed server using WLST and without using a Node Manager.

1. True
2. False


24) Which of the following statements is true?

1. There is one Node Manager for each machine.
2. There is one Node Manager for each domain.
3. There is one Node Manager for each cluster.


25) To start a managed server using the Administration Console, a Node Manager must be configured on the machine where the managed server resides.

1. True
2. False


26) Which is NOT a standard severity level for Oracle WebLogic Server log messages?

1. Debug
2. Transaction
3. Info
4. Notice
5. Error


27) Which environment supports FastSwap?

1. Production mode, archived files
2. Production mode, expanded files
3. Development mode, archived files
4. Development mode, expanded files
5. All of the above


28) What is the web.xml tag indicating the test point for testing applications?

1. <welcome-file>
2. <test-point>
3. <deploy>
4. <monitor>
5. <debug>


29) It is possible to deploy an exploded directory that contains JAR files.

1. True
2. False


30) A ____________ is a reusable Oracle WebLogic Server application that can be referenced by other deployed applications.

1. Java library
2. Shared library
3. Web library
4. Composite library
5. Reference library


31) Which of the following is NOT a supported type of application in Oracle WebLogic Server?

1. Enterprise application
2. EJB application
3. Process application
4. Web service application
5. Web application


32) Which of the following are valid Oracle WebLogic Server deployment descriptor files for configuring applications?

1. weblogic-webapp.xml
2. weblogic-ejb-jar.xml
3. weblogic.xml
4. weblogic-application.xml
5. weblogic-library.xml


33) Which of the following is NOT true about the deployment plans in Oracle WebLogic Server?

1. Overrides values in application descriptors
2. Can be created by Oracle WebLogic Server during deployment
3. Is packaged within an application archive
4. Is an XML file
5. Can be created with weblogic.PlanGenerator


34) When an application is in the ___________ state, it is distributed to the servers, but is not yet available to clients:

1. Activated
2. Staged
3. Targeted
4. Prepared
5. Loaded


35) Name four techniques or tools that can be used to deploy new applications to Oracle WebLogic Server.

1. Administration Console
2. WLST
3. weblogic.PlanGenerator
4. weblogic.Deployer
5. JMS
6. Autodeployment


36) Which of the following is NOT an available configuration attribute for a JDBC data source?

1. Host name
2. Queue size
3. Test frequency
4. Initial capacity
5. Capacity increment


37) Which are the two levels of data sources available in Oracle WebLogic Server?

1. Connection
2. Web
3. Application
4. Process
5. System


38) Client applications look up data sources from the local server’s ___________ tree:

1. Application
2. Web
3. LDAP directory
4. JNDI
5. System


39) Which are the correct messaging model and JMS destination type associations?

1. Queue: Publish/Subscribe
2. Queue: Point-to-Point
3. Topic: Publish/Subscribe
4. Topic: Point-to-Point


40) Which are the available resource types within an Oracle WebLogic Server JMS module?

1. Connection factory
2. Queue
3. Topic
4. Server
5. Store


41) Which of the following is a benefit of multitier cluster architecture?

1. Requires fewer servers compared to the basic architecture
2. Possibility to load-balance method calls to clustered EJBs
3. Easier security implementation
4. None


42) In a multitier cluster architecture where you want to load-balance EJB objects, you configure them:

1. Within one cluster
2. In different clusters
3. Along with the Web-tier clients in the same server
4. In different domains


43) Which of the following is NOT an available configuration attribute associated with Oracle WebLogic Cluster?

1. Messaging mode
2. Multicast TTL
3. Multicast port
4. Broadcast server


44) Select all valid values for the persistent store type element in weblogic.xml.

1. file
2. Replicated
3. Unicast
4. async-replicated-if-clustered
5. Jdbc
6. async-wan


45) Which two Oracle WebLogic Server features can be used to control the destination servers that are used for in-memory replication?

1. Web service
2. Replication group
3. Data source
4. Node Manager
5. Machine


46) Which of the following terms is NOT associated with in-memory replication?

1. Cookie
2. Secondary
3. Session
4. Schema
5. Primary
6. Synchronous


47) Which types of replication configuration are allowed for EJBs?

1. JDBC
2. File
3. InMemory
4. None


48) The Hostname Verifier is one measure for combating this type of attack:

1. Large buffer
2. Connection starvation
3. Man in the middle
4. User lockout


49) To counter connection starvation attacks, you can set:

1. Max Post Size
2. Post Timeout
3. Hostname Verifier
4. User lockout


50) What mode must the Middleware software be in to perform a full backup?

1. Online
2. Offline
3. Either online or offline
4. Neither. A full backup is technically impossible.


51) What is another name for an inconsistent backup?

1. Hot
2. Cold
3. Either online or offline
4. Broken. If it is inconsistent, there is something wrong with it.


52) When making a TAR backup in UNIX, what is a key point to remember?

1. Make it from the lowest directory possible, as far from root as practical.
2. Make sure that you perform the backup signed on as the owner of the Middleware Home directory.
3. Make sure that you preserve the original owner, group, and permissions.
4. Make sure that all Middleware processes are stopped.


53) The configuration archive is enabled by default.

1. True
2. False


54) What happens if you have a backup administration server?

1. You are allowed to have only one administration server. If it fails, the managed servers run in MSI mode until your one administration server comes back.
2. It runs simultaneously with the primary administration server in a load-sharing mode.
3. It can run in a warm standby keeping itself in sync with the main administration server.
4. It must be in cold standby and you have to sync it with the main administration server manually.


 

 

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Category: WebLogic

M.Fevzi Korkutata

About the Author ()

M.Fevzi Korkutata: Deep level technical consultant... Oracle ACE in Middleware & SOA expertise. His specialty is large scale and mission critical live production systems and like to work as DevOps. He knows all kind of application servers and its environments. Software product development, operation management, design, implementation, integration... etc. Korkutata working as "Application and Infrastructure Architect"... Likes to work and communicate internationally, stay connected :)

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