Trigyn Technologies Interview Questions and Answers

Find sum of squares of numbers in list using stream API.

• Use mapToInt() to convert list of integers to IntStream

• Use map() to square each element of IntStream

• Use sum() to get the sum of squares

Searching in 2D sorted array row wise and column wise.

• Start from the top right corner or bottom left corner

• Compare the target with the current element

• Move left or down if target is smaller or move right or up if target is larger

• Repeat until target is found or out of bounds

Data scraping, computer vision, agile methodologies, change request, and testing methods are all important aspects of software engineering.

• Data scraping involves extracting data from websites or other sources.

• Computer vision involves using algorithms to interpret and analyze visual data.

• Agile methodologies are a set of principles for software development that prioritize flexibility and collaboration.

• Change requests are requests for modifications to software that have already ...read more

I am expecting a competitive salary based on industry standards and my experience.

• I have researched the industry standards for this position and my level of experience

• I am open to negotiation based on the specific responsibilities and benefits offered

• I am looking for a fair and competitive salary that reflects my skills and contributions to the company

I have experience designing and implementing microservices using various design patterns.

• Utilized design patterns like Singleton, Factory, and Observer for microservices architecture

• Implemented service discovery using tools like Eureka or Consul

• Used API Gateway pattern for routing and load balancing

• Employed Circuit Breaker pattern for fault tolerance and resilience

• Designed microservices to be loosely coupled and independently deployable

Closure in JavaScript is the combination of a function and the lexical environment within which that function was declared.

• Closure allows a function to access variables from its outer scope even after the outer function has finished executing.

• It is created whenever a function is defined within another function.

• Closure is commonly used to create private variables and functions in JavaScript.