Questions and Answers

1. What is Apache HBase? It is a column oriented database which is used to store the sparse data sets. It is run on the top of Hadoop file distributed …

1.What is the purpose of cluster analysis in Data Warehousing? Cluster analysis is used to define the object without giving the class label. It analyzes all the data that is …

1. Why cannot you run standard Java bytecode on Android? Android uses Dalvik Virtual Machine (DVM) which requires a special bytecode. First of all, we have to convert Java class …

1.What is PL/SQL? PL/SQL is a procedural language that has both interactive SQL and procedural programming language constructs such as iteration, conditional branching.

1.What is BPM? BPM stands for Business Process Management.  There are 2 different aspects of BPM: BPM as management discipline and BPM as software engineering.  The BPM vendors have long …

21.Define docstring in Python. A string literal occurring as the first statement (like a comment) in any module, class, function or method is referred as docstring in Python. This kind …

11.What are the disadvantages of using Python? 1. Python is slow as compared to other programming languages. Although, this slow pace doesn’t matter much, at times, we need other language …

1. What is Python? Python is an object oriented and open-source programming language, which supports structured and functional built-in data structures. With a placid and easy-to -understand syntax, Python allows …

21.What are the differences between structures and arrays? Arrays is a group of similar data types but Structures can be group of different data types

11.What is the difference between class and structure? Structure: Initially (in C) a structure was used to bundle different type of data types together to perform a particular functionality. But …