What is final, finally and finalize ?
Answer : Final is used to apply limitations on class, method and variable...
What is static and dynamic binding in Java ?
Answer : The binding which can be determined at compile time by compiler...
How HashMap Works in Java ?
Answer : HashMap is one of the most widly used implementation of Map to store key-value pairs...
What is Polymorphism in Java ?
Answer : Polymorphism in Java is a concept in different ways...
What is the purpose of method overriding in java where we are completely re-defining a inherited method ?
Answer : Exception in Java represents that problem arises during the execution of the program...
How OOPS concept is achieved in Java ?
Answer : The following stages are the concept of oops achieved in Java...
Difference between JDBC and Hibernate ? Give one sample based on the variance ?
Answer : JDBC(Java Database Connectivity) is an API which is used to access database...
Explain the struts-configuration file ?
Answer : The struts-config.xml configuration file is a link...
How to print a message to console without using main() function ? (do not use even static blocks also)
Answer : You could define a custom class loader...
What is class/object diagram ?
Answer : A class is an entity that determines how an object...
What is an AICA abend ?
Answer : A task has been executing for longer than the runaway time...
What is an AEY9 abend ?
Answer : The AEY9 abend can occur for the following reasons...
What is the use of DSECT parameter in BMS ?
Answer : DSECT is the parameter used for creating a symbolic map...
When you do a START, what will the value of EIBCALEN ?
Answer : Value of Eibcalen=0...
What is the process to perform an incremental data load in sqoop ?
Answer : Sqoop provides an incremental import mode.
What is commodity hardware ?
Answer : Commodity hardware is a low-cost system identified ...
What are the features of Apache HBase ?
Answer : Linear and modular scalability...
Difference between Hive and HBase ?
Answer : Hive is a datawarehousing package built on the top of Hadoop...
What are the different configuration files in Hadoop ?
Answer : hadoop-env.sh,core-site.xml,hdfs-site.xml...
What are the different types of file permissions in HDFS ?
Answer : Hadoop distributed file system (HDFS) uses a specific permissions...
