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Oracle Cerner Senior Technical Staff Member 1 Interview Questions, Process, and Tips
Top Oracle Cerner Senior Technical Staff Member 1 Interview Questions and Answers
- Q1. find Anagram from string array
- Q2. Internal working of hashmap
- Q3. Top view of binary Tree
Oracle Cerner Senior Technical Staff Member 1 Interview Experiences
2 interviews found
(2 Questions)
- Q1. Internal working of hashmap
- Ans.
HashMap is a data structure that stores key-value pairs and uses hashing to efficiently retrieve values based on keys.
HashMap internally uses an array of linked lists to store key-value pairs.
When a key-value pair is added, the key is hashed to determine the index in the array where it will be stored.
If multiple keys hash to the same index, a linked list is used to handle collisions.
To retrieve a value, the key is hash...
- Q2. Find Anagram from string array
- Ans.
Find anagrams from a string array
Iterate through each string in the array
Sort the characters of each string to create a key for comparison
Use a hashmap to group anagrams together
Return the grouped anagrams as arrays
(2 Questions)
- Q1. Top view of binary Tree
- Ans.
A top view of a binary tree shows the nodes visible when looking at the tree from the top.
The top view of a binary tree is the set of nodes visible when looking at the tree from the top.
Nodes at the same horizontal distance from the root are considered at the same level.
Use a map to store the horizontal distance of each node and only keep the first node encountered at each horizontal distance.
- Q2. Java based questions
(2 Questions)
- Q1. Hight of binary tree
- Ans.
Height of a binary tree is the maximum number of edges on the longest path from the root node to a leaf node.
Height of an empty tree is -1
Height of a tree with only one node is 0
Height of a binary tree can be calculated recursively by finding the height of left and right subtrees and adding 1 to the maximum of the two heights
- Q2. Garbage Collector
(1 Question)
- Q1. Library Management System
Skills evaluated in this interview
I applied via Naukri.com and was interviewed in Jul 2024. There was 1 interview round.
(2 Questions)
- Q1. React based question
- Q2. Auto complete component
Top trending discussions
Interview questions from similar companies
(1 Question)
- Q1. Design parking lot
- Ans.
Design a parking lot with efficient layout and features
Consider the size and layout of the parking lot
Include designated spots for different types of vehicles (compact, regular, handicapped)
Implement a clear signage system for easy navigation
Incorporate security measures such as lighting and surveillance cameras
Include payment options for parking fees (e.g. ticket machines, mobile app)
Consider environmental factors lik
Interview Preparation Tips
Skills evaluated in this interview
Member Technical Staff 1 Interview Questions & Answers
VMware Software
Anonymous
posted on 16 May 2023
A coding question and different questions on computer networks and os
(1 Question)
- Q1. It was a techincal one on one round and questions on python were asked
(1 Question)
- Q1. Techincal with a panel and in depth knowledge of os and a few linked list questions were asked to detect and remove loop
Selected
I applied via Naukri.com and was interviewed before Feb 2023. There were 3 interview rounds.
(2 Questions)
- Q1. Related to Software Testing Process Coding questions Puzzle
- Q2. How to get individual character from string
- Ans.
Use indexing to access individual characters from a string.
Use square brackets and the index number to access a specific character in the string.
Remember that indexing starts at 0 in most programming languages.
Example: str = 'hello', to get the first character 'h', use str[0].
(1 Question)
- Q1. Coding Questions
(1 Question)
- Q1. Managerial round
Chandan Sahu
(1 Question)
- Q1. Reverse linked list
Selected
I applied via LinkedIn and was interviewed before Oct 2022. There were 3 interview rounds.
Oracle RDBMS concepts, core java, data structures
(1 Question)
- Q1. More like a discussion
(1 Question)
- Q1. Data Structures, Core Java
(1 Question)
- Q1. Spring boot, Microservices
Interview Preparation Tips
BHASKAR JOSHI
Selected
I applied via campus placement at International Institute of Information Technology (IIIT), Hyderabad and was interviewed before May 2023. There were 3 interview rounds.
It was basic DSA round consisting of DP question and Graph question.
(1 Question)
- Q1. 2 Technical Rounds with standard DSA of around 1300 codeforces level. OS was also asked.
(1 Question)
- Q1. Final HR round asking general questions about myself and my future goals.
Interview Preparation Tips
I applied via Recruitment Consulltant and was interviewed in Nov 2021. There were 5 interview rounds.
Basic Coding questions around LRU Cache and Top View Tree Traversal
Multi threading and Internal Working of Hash Map!
(1 Question)
- Q1. Behavioural Questions
(1 Question)
- Q1. Behavioural Questions
(1 Question)
- Q1. Behavioural Questions
Interview Preparation Tips
- Data Structures
- Java
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