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Tuesday, 2 July 2013

Hadoop(BIG Data) Interview questions and answers for freshers and experienced

Hadoop(Big Data) Interview questions and answers for freshers and experienced What is the difference between a Hadoop database and Relational Database? Hadoop is not a database, it is an architecture with a filesystem called HDFS. The data is stored in HDFS which does not have any predefined containers. Relational database stores data in predefined containers. what is HDFS?  Stands for Hadoop Distributed File System. It uses a framework...

Hadoop Interview Questions and Answers freshers

Hadoop Interview Questions and Answers freshers Which method of the FileSystem object is used for reading a file in HDFS in Hadoop? A. open() B. access() C. select() D. None of the above Answer: A RPC means______. in Hadoop? A. Remote processing call B. Remote process call C. Remote procedure call D. None of the above Answer: C The switch given to “hadoop fs” command for detailed help ? A. -show B. -help C. -? D. None of the above Answer:...

Hadoop Interview Question and Answers for Freshers and Experience

Hadoop interview Question and Answers for Freshers and Experience                                               What is a SequenceFile in Hadoop? A. ASequenceFilecontains a binaryencoding ofan arbitrary numberof homogeneous writable objects. B. ASequenceFilecontains a binary encoding of an arbitrary number of heterogeneous writable...

iphone Interview Questions and Answers

iPhone Interview Questions and Answers  1. What is iPhone? iPhone is a combination of internet and multimedia enabled smart phone developed by Apple Inc. iPhone functions as a camera phone, including text messaging, and visual voice mail iPhone is a portable media player that resembles a video iPod It has user interface that is built around the multi-touch screen including virtual keyboard. App Store , which launched...

iphone Interview Questions and Answers Freshers and Experinced

iphone Interview Questions and Answers Freshers and Experienced  21.Which API is used to write test scripts that help in exercising the application’s user interface elements? UI Automation API is used to automate test procedures. Tests scripts are written in JavaScript to the UI Automation API.  This in turn simulates user interaction with the application and returns log information to the host computer.  22.Explain...

iphone Interview Questions and Answers Freshers

iphone Interview Questions and Answers Freshers  41.What is the use of controller object UIApplication? Controller object UIApplication is used without subclassing to manage the application event loop. It coordinates other high-level app behaviors. It works along with the app delegate object which contains app-level logic. 42.How is the app delegate is declared by Xcode project templates? App delegate is declared as a subclass...

Html 5 interview Questions and Answers

Html 5 interview Questions and Answers Hyper Text Markup Language (HTML) is the main markup language for creating web pages and additional information with the aim of can be displayed in a web browser. HTML is written in the form of HTML elements consisting of tags enclosed in angle brackets (like <html>), inside the web page content. HTML tags the majority commonly come in pairs like <h1> and </h1>, even though some tags,...

Thursday, 28 February 2013

oracle soa 11g online | classroom training hyderabad

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