Django Interview Questions and Answers

Q1).Explain what is Django? Ans: Django is a web framework in python to develop a web application in python. Django is a free and open source web application framework, written in Python. Q2).Mention what are the features available in Django? Ans: Features available in Django are

  • Admin Interface (CRUD)
  • Templating
  • Form handling
  • Internationalization
  • Session, user management, role-based permissions
  • Object-relational mapping (ORM)
  • Testing Framework
  • Fantastic Documentation
Q3).Mention the architecture of Django......

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Perl Interview Questions and Answers

1.Difference between the variables in which chomp function work ? Scalar: It is denoted by $ symbol. Variable can be a number or a string. Array: Denoted by @ symbol prefix. Arrays are indexed by numbers. The namespace for these types of variables is different. For Example: @add, $add. The scalar variables are in one table of names or namespace and it can hold single specific information at a time and array variables are in another table of names or namespace. Scalar variables can be either a number or a string 2.Create a function that is only......

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PowerShell Interview Questions and Answers

1)   Explain what is PowerShell? Power shell is an extendable command shell and a scripting language for Windows. 2)   What are the key characteristics of PowerShell? The key characteristics of PowerShell are

  • PowerShell is object-based and not text based
  • Commands in PowerShell are customizable
  • It is a command line interpreter and scripting environment
3)   In PowerShell what does variables holds? In variables PowerShell contains strings, integers and objects.  It does not have special variables as it is pre-defined with PowerShell 4)   Explain what is the significance of brackets in PowerShell?
  • Parenthesis Brackets (): Curved parenthesis style brackets are used for......

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Big Data and Hadoop Interview Questions and Answers

1)    What are real-time industry applications of Hadoop? Hadoop, well known as Apache Hadoop, is an open-source software platform for scalable and distributed computing of large volumes of data. It provides rapid, high performance and cost-effective analysis of structured and unstructured data generated on digital platforms and within the enterprise. It is used in almost all departments and sectors today.Some of the instances where Hadoop is used:

  • Managing traffic on streets.
  • Streaming processing.
  • Content Management and Archiving Emails.
  • Processing Rat Brain Neuronal Signals using a Hadoop Computing Cluster.
  • Fraud detection......

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Top 25 Python Interview Questions and Answers Prepared by Experts

1. What is JSON? How would convert JSON data into Python data?
JSON – stands for JavaScript Object Notation. It is a popular data format for storing data in NoSQL databases. Generally JSON is built on 2 structures.
  1.  A collection of <name, value> pairs.
  2.  An ordered list of values. As Python supports JSON parsers, JSON-based data is actually represented as a dictionary in Python. You can convert json data into python using load() of json module.
 
2. How are the functions help() and dir() different? These are the two functions that are accessible......

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