Recent posts tagged interview

In this quick tutorial, we'll explore different ways of getting the number of digits in an Integer in Java.We'll also analyze those different methods and will figure out which algorithm would best fit in our situation. Solution 1 : ...

Front end developer interview questions and answers What you think are the fundamental skills Front end developer must have?An effective front-end developer should have experience in the following languages:HTMLJQueryCSSJavaScriptAbove are some ...

Db2 dba interview questions and answers for experienced1) What is the difference between Installation and Migration?A). Installation is the process of preparing DB2 to operate as a z/OS subsystem. Migration is the process of upgrading to a more ...

ProblemTower of Hanoi, is a mathematical and most popular problem which has been asked in many interviews. It consists of three rods and multiple disks. Initially, all the disks are placed on one rod, one over the other in ascending order of size sim...

This coding question is mostly asked by various good companies in their interviews.In this question,you have given list of positive integers and somewhow you need to arrange it so that you can get greatest/largest number.ApproachInbuilt Compare funct...

This is very popular interview question that has been asked in amazon,google etc top companies.The matix is given to us and we have to traverse like in a spiral form :first print first row then print last column then last row and then first row like ...

Q1.How to list all databases in PostgreSQL database cluster?Answer:select * from pg_database; will provide list of all databases in cluster.Q2.How to find the database size? Answer: We can use pg_database_size(database name) function to fin...

Q1. Where is servo mechanism used?Answer:Servo mechanism or servo is restricted to feedback control systems in which the controlled variable which is fed to input of servo is mechanical position or time derivatives of position e.g. velocity and accel...

1. What is Windows 10?Answers:Windows 10 is the name for Microsoft's next generation client operating system.2. What happened to Windows 9?Answers:There was never a Windows 9, Microsoft skipped this number and went to 10 instead. Company official...

1. What is Struts? Why you have used struts in your application or project.Answer:Its is based on MVC pattern which is model view Controller pattern.Struts is MVC design pattern, it uses Front Controller Pattern and for better flow management2.&...

1. What Is An Aws Availability Zone?Answer :Availability zones (within a region) work together to make up a collection of your AWS resources. Properly designed applications will utilize multiple availability zones for high availability and fault tole...

Q1. What is a clone in GitHub?Answer:Cloning a Git repository means we can create a local copy of the code provided by the developer. You can simply do it with a command line: git clone git://github.com/facebook/facebook-ios-sdk.git . and we can have...

1. What is HTML5?Answer:HTML5 is the latest version of the HyperText Markup Language that can be referred to the WWW (World Wide Web) primary language, this markup language enhances a text file with bits of code, and this code which we can say as &am...

1. Mention what are the different modes of Hive?Answer:Different modes of Hive depends on the size of data nodes in Hadoop.These modes are,Local modeMap reduce mode2. Why is Hive not suitable for OLTP systems?Answer:Hive is not suitable for OLTP...

1. Explain what is Dojo?Answer:Dojo is a JavaScript framework, an assembly of utilities written to ease development of client-side web applications. It is a tool for constructing dynamic web user interfaces.2. Explain what are application s...

Q1.What do you mean by NLP?Answer:Natural Language Processing is a programmed way to understand or consider the natural languages and remove necessary information from such data by applying machine learning Algorithms.Q2.Tell me the significance of T...

1. What is Android?Answer:It is an open-sourced operating system that is used primarily on mobile devices, such as cell phones and tablets. It is a Linux kernel-based system that's been equipped with rich components that allows developers to...

Q1.What is a Web Service?Answer:Web Services work on client-server model where client applications can access web services over the network. Web services provide endpoint URLs and expose methods that can be accessed over network through client progra...

Q1. Why do we need Integrated CICS translator?Answer: The COBOL compiler works with the Integrated CICS translator When we use it Fromcompiler option.When the compiler face CICS statements in the source program, it interfaces with the integ...

Q1.What is visualforce?Answer:Visualforce is tag-based markup language to develop a customized user interface in salesforce.Q2. What is the visualforce controller in salesforce? What are they?Answer:Visualforce controller is a set of instructions tha...