Interview Question and Answers | Search Coding Interview Questions

Interview Questions and Answers

Q181. Explain Binary Search

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Q182. What are micro services ?

Web Service

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Q183. What is the use of Log4j ?

Logging

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Q184. What is the use of put() method in Restful webservices ?

Web Service

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Q185. How to consume services using Restful web services?

Web Service

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Q186. Why String is a class in Java ?

Core Java

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Q187. Given a String with some Code, Write a Parser to have proper indentation.

Core Java

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Q188. Implement a sparse matrix Java class with a constructor, set and get method.

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Q189. Explain how Mark & Sweep is implemented in garbage collection.

Core Java

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Q190. What Parameter we need to specify while creating sockets ?

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Q191. How would you stop a Thread in java ?

Core Java

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Q192. What is the difference between grep, zgrep and egrep ?

Unix

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Q193. How to find something within a folder and all it's sub folder

Unix

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Q194. Have you ever used awk and sed ? What's the difference between the two ?

Unix

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Q195. What are the difference between Procedural and Object Oriented Programming languages ?

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Q196. If compareTo() method returns zero, does it mean that the objects are always equal?

Core Java

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Q197. Implement a thread-safe (blocking) queue

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Q198. Write a program to implement a counting semaphore

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Q199. Find all paths of length L in an acyclic graph

Algorithm

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Q200. Write a method receiving a stream of integers, caching the last 10 min of data and returning a number if it's less than the current input

Core Java

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Q201. How would you write a socket in Java

Core Java

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Q202. How would you implement low latency data structures ?

Data Structure

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Q203. In a web application you notice freezes for several seconds during high load. What could be the most likely reasons? How would you troubleshoot them ?

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Q204. Why do you think lambda expressions are considered such a big thing for Java 8?

Core Java

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Q205. Do you think that Recursion is expensive on computation ?

Core Java

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Q206. What is Memoization ?

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Q207. Why use Java ?

Core Java

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Q208. Why do we need ConcurrentHashMap ?

Core Java

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Q209. What is the default size of ArrayList ?

Core Java

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Q210. Write code to read data from a file and write it to a file with 2 threads using the thread name content

Core Java

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