Top 100+ Visibroker Interview Questions And Answers
Question 1. What Is The Default Value Of "vbroker.Agent.Localfile" Property?
Answer :
The default value of "vbroker.Agent.LocalFile" assets is "null".
Specifies which network interface to apply on multi-home machines. This was once the OSAGENT_LOCAL_FILE surroundings variable.
Question 2. What Is Default Value Of "vbroker.Agent.Keepalivetimer" Property?
Answer :
The default cost of "vbroker.Agent.KeepAliveTimer" assets is "one hundred twenty".
The duration in seconds at some point of which the ORB will ship maintain-alive messages to the Smart Agent (applicable to each clients and servers). Valid values are integers between 1 and 120, inclusive.
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Question 3. What Is The Default Value Of "vbroker.Agent.Debug" Property?
Answer :
The default cost of "vbroker.Agent.Debug" Smart Agent Communication properties is "fake".
When set to true, specifies that the device will display debugging data approximately communication of VisiBroker packages with the Smart Agent.
Question four. What Is The Default Value Of "vbroker.Agent.Clientportrange" Property?
Answer :
The default price of "vbroker.Agent.ClientPortRange" belongings is "zero (zero)".
Range of ports within c programming language [clientPort, clientPort+clientPortRange] for the ORB to communicate with the OSAgent. This assets is powerful most effective when clientPort is greater than zero (zero). Valid values are between zero and 65535.
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Question 5. What Is The Default Value Of "vbroker.Agent.Port" Property?
Answer :
The default value of "vbroker.Agent.Port" assets is "14000".
Specifies the port wide variety that defines a domain within your community. VisiBroker applications and the Smart Agent paintings together when they have the equal port range. This is the same property as the OSAGENT_PORT surroundings variable.
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Question 6. What Is The Default Value Of "vborker.Agent.Clientport" Property?
Answer :
The default fee of "vborker.Agent.ClientPort" property is "zero (zero)".
Lower certain of the range of ports for the ORB to speak with the OSAgent. Valid values are among 0 to 65535. Default fee of zero (0) manner that a random port will be selected.
Question 7. What Is The Default Value Of "vbroker.Agent.Failover" Property?
Answer :
The default fee of "vbroker.Agent.FailOver" assets is "genuine".
When set to true, permits a VisiBroker utility to fail over to some other Smart Agent.
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Question eight. What Is The Default Value Of "vbroker.Agent.Enablelocator" Property?
Answer :
The default value of "vbroker.Agent.EnableLocator" property is "proper".
When set to fake, does no longer allow VisiBroker packages to speak with the Smart Agent.
Question nine. What Is The Default Value Of "vbroker.Agent.Enablecache" Property?
Answer :
The default cost of "vbroker.Agent.EnableCache" property is "authentic".
When set to true, lets in VisiBroker applications to cache IOR.
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Question 10. What Is The Default Value Of "vbroker.Agent.Addrfile" Smart Agent Communication Properties?
Answer :
The default cost of "vbroker.Agent.AddrFile" belongings is "null".
Specifies a record that stores the IP address or host name of a host going for walks a Smart Agent.
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Question eleven. What Is The Default Value Of "vbroker.Agent.Keepalivetimer" Property?
Answer :
The default value of "vbroker.Agent.KeepAliveTimer" belongings is "one hundred twenty seconds".
Smart agent will awaken after this timeout and based totally on the vbroker.Agent.KeepAliveThreshold value, will compute whether or not to do customer verification. The good judgment is that if the closing acquired heart beat value is much less than present day time - (keepAliveTimer + keepAliveThreshold), then do patron verification. The price of this assets need to be more than 1 2d and less than one hundred twenty seconds. The number of instances the patron verification is tried may be managed via vbroker.Agent.MaxRetries property.
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Question 12. What Is The Default Value Of "javax.Rmi.Corba.Portableremoteobjectclass" Property?
Answer :
The default value of "javax.Rmi.CORBA.PortableRemoteObjectClass" property is "com.Inprise.Vbroker.Rmi.CORBA.PortableRemoteObjectImpl".
Specifies that the RMI-IIOP server implementation items may also inherit from javax.Rmi.PortableRemoteObject or sincerely enforce an RMI-IIOP far flung interface after which use the exportObject method to check in themselves as a server item.
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Question 13. What Is The Default Value Of "vbroker.Agent.Addr" Property?
Answer :
The default cost of "vbroker.Agent.Addr" belongings is "null".
Specifies the IP cope with or host call of a host jogging a Smart Agent. The default value, null, instructs VisiBroker programs to apply the fee from the OSAGENT_ADDR environment variable. If this OSAGENT_ADDR variable isn't always set, then it is assumed that the Smart Agent is running on a nearby host.
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Question 14. What Is The Default Value Of "vbroker.Agent.Retrydelay" Property?
Answer :
The default value of "vbroker.Agent.RetryDelay" assets is "zero (zero)".
The duration in seconds that the method will pause earlier than looking to reconnect to the Smart Agent within the event of disconnection from the Smart Agent. If the price is -1, the manner will go out upon disconnection from the Smart Agent. The default fee of 0 (0) method that reconnection can be made without any pause.
Question 15. What Is The Default Value Of "vbroker.Agent.Maxretries" Property?
Answer :
The default value of "vbroker.Agent.MaxRetries" assets is "four instances".
The number of instances the agent will do consumer verification on not receiving a heart beat from the client. Values may be 1 to 10.
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Question 16. What Is The Default Value Of "broker.Agent.Port" Property?
Answer :
The default price of "broker.Agent.Port" assets is "14000".
Specifies the port quantity that defines a domain inside your network. VisiBroker applications and the Smart Agent work together after they have the identical port number. This is the equal belongings as the OSAGENT_PORT environment variable.
Question 17. What Is The Default Value Of "vbroker.Agent.Clienthandlerport" Property?
Answer :
The default value of "vbroker.Agent.ClientHandlerPort" property is "null".
Specifies the port that the Smart Agent makes use of to affirm the lifestyles of a consumer&mdash in this situation, a VisiBroker utility. When you operate the default price, null, the Smart Agent connects the usage of a random port wide variety.
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Question 18. What Is The Default Value Of "vbroker.Agent.Keepalivethreshold" Property?
Answer :
The default value of "vbroker.Agent.KeepAliveThreshold" assets is "40 seconds".
Refer to documentation on vbroker.Agent.KeepAliveTimer. This value have to be more than zero.
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Question 19. What Is The Default Value Of "java.Rmi.Server.Usecodebaseonly" Property?
Answer :
The default value of "java.Rmi.Server.UseCodebaseOnly" assets is "false".
Specifies if a server is permitted to discover unknown instructions, If set to real, does now not allow the server to locate far flung classes even though the consumer sends the region of the far flung instructions to the server.
Question 20. What Is The Default Value Of "vbroker.Agent.Addrfile" Property?
Answer :
The default fee of "vbroker.Agent.AddrFile" belongings is "null".
Specifies a file that stores the IP deal with or host name of a number strolling a Smart Agent.
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Question 21. What Is The Default Value Of "java.Rmi.Server.Codebase" Property?
Answer :
The default fee of "java.Rmi.Server.Codebase" belongings is "<not set>".
Specifies in which a server can find unknown instructions. Acceptable cost is semicolon (;)-separated URLs.
Question 22. What Is The Default Value Of "javax.Rmi.Corba.Utilclass" Property?
Answer :
The default value of "javax.Rmi.CORBA.UtilClass" property is "com.Inprise.Vbroker.Rmi.CORBA.UtilImpl".
Specifies the call of the implementation of the Utility elegance that provides strategies that may be utilized by stubs and ties to carry out common operations.
Question 23. What Is The Default Value Of "javax.Rmi.Corba.Stubclass" Property?
Answer :
The default value of "javax.Rmi.CORBA.StubClass" assets is "com.Inprise.Vbroker.Rmi.CORBA.StubImpl".
Specifies the name of the implementation of the Stub base class from which all RMI-IIOP stubs ought to inherit.
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Question 24. What Is The Default Value Of "vbroker.Rmi.Supportrtsc" Property?
Answer :
The default fee of "vbroker.Rmi.SupportRTSC" assets is fake.
This belongings enables or disables the alternate of SendingContextRuntime carrier contexts between customers and servers whilst the two are the use of specific (developed) versions of a category. If the customer and server are on distinct versions of a JDK, the application should ensure that this property is about to real. This value should additionally be used for instances in which VBJ is speakme to a foreign ORB. This ensures that the codebase information is exchanged and marshaling/demarshaling of developed training can prevail without exceptions.
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Question 25. Explain Visibroker Features?
Answer :
In addition to offering the features defined inside the CORBA specification, VisiBroker gives upgrades that increase software performance and reliability.
Question 26. What Is Visibroker?
Answer :
VisiBroker is an ORB that gives a whole implementation of the CORBA specification. VisiBroker makes it smooth that allows you to broaden dispensed, item-based purchaser programs and servers.
VisiBroker offers those vital features:
Support for the C++ programming language.
Object naming.
The capability to distribute gadgets throughout a community.
Support for continual items.
Support for dynamic object creation
Interoperability with different ORB implementations.
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Question 27. Is Visibroker For C++ four.Five Supported?
Answer :
Yes, Visibroker supported C++ four.Five.
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