NCR Voyix
10+ PSAG Technologies Interview Questions and Answers
You have been given a sorted array/list ARR consisting of ‘N’ elements. You are also given an integer ‘K’.
Now the array is rotated at some pivot point unknown to you. For example,...read more
Given a sequence of numbers ‘ARR’. Your task is to return a sorted sequence of ‘ARR’ in non-descending order with help of the merge sort algorithm.
Example :
Merge Sort Algorithm - Merge sort is a Div...read moreQ3. What is Software Development Cycle??What are the phase in software development??
Software Development Cycle is a process of designing, creating, testing, and deploying software.
The phases of Software Development Cycle are Planning, Analysis, Design, Implementation, Testing, Deployment, and Maintenance.
Planning involves defining the project scope, goals, and requirements.
Analysis involves gathering and analyzing user requirements.
Design involves creating a detailed design of the software.
Implementation involves writing code and integrating different compon...read more
What is waterfall model? What are its phases?
Q5. What is waterfall model?? What are the phases in waterfall model??
Waterfall model is a linear sequential approach to software development.
Phases: Requirements gathering, Design, Implementation, Testing, Deployment, Maintenance
Each phase must be completed before moving to the next
No going back to previous phases
Documentation is important
Less flexible than Agile model
What is SDLC? What are its phases?
What is scrum methodology?
Query to find Nth highest Salary
Explain the OOPS concepts.
Q10. What is scrum methodology?
Scrum is an agile methodology used for software development and project management.
It involves iterative and incremental development.
A team works on a project in sprints, typically 2-4 weeks long.
The team has daily stand-up meetings to discuss progress and plan for the day.
The product owner prioritizes the backlog of work.
At the end of each sprint, a review and retrospective are held to evaluate progress and plan for the next sprint.
Access modifiers in Java
Q12. What is agile model??
Agile model is an iterative approach to software development that emphasizes flexibility and customer satisfaction.
Agile model involves continuous collaboration between cross-functional teams and customers
It prioritizes working software over comprehensive documentation
It allows for changes and adjustments to be made throughout the development process
Examples of agile methodologies include Scrum, Kanban, and Extreme Programming (XP)
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