Hitachi Senior Database Developer Interview Questions and Answers

This includes data interpretation,games,paragraph based question in verbal ability and the time is 30 mins

Q1. What is linked list
Ans. 
A linked list is a data structure where each element points to the next element in the sequence.
• Consists of nodes connected by pointers

• Can be singly linked (each node points to the next) or doubly linked (each node points to the next and previous)

• Allows for dynamic size and efficient insertion/deletion operations
Answered by AI
Add your answer
Q2. Project related
Add your answer

They asked about corona

My gd topic was Big data

Q1. Introduction, resume-based
Add your answer
Q2. Projects and intenship
Add your answer
Q3. Also study the core subjects like os
Add your answer

Numbering & blood relationship and time and speed related questions and numerically question

It's very good performance of group discussion

Q1. In future caterpillar company how to make increase and development
Ans. 
Caterpillar can increase and develop in future by implementing advanced technologies and expanding their global reach.
• Invest in research and development to create innovative products and solutions

• Adopt automation and artificial intelligence to improve efficiency and productivity

• Expand into emerging markets to increase revenue and market share

• Partner with other companies to leverage their expertise and resources

• Focus on...read more
Answered by AI
Add your answer
Q2. What is types of mixing grades
Ans. 
Mixing grades refer to the different levels of mixing intensity used in industrial processes.
• There are typically three types of mixing grades: low, medium, and high.

• Low mixing grades are used for gentle mixing, such as blending powders or liquids.

• Medium mixing grades are used for more intense mixing, such as emulsifying liquids or dispersing solids.

• High mixing grades are used for very intense mixing, such as homogenizi...read more
Answered by AI
Add your answer
Q3. What is the quality of work in site
Ans. 
The quality of work on the site is exceptional.
• The site has a well-designed user interface that is easy to navigate.

• The code is clean and well-organized, making it easy to maintain and update.

• The site is regularly tested and updated to ensure optimal performance.

• The site has a high level of security to protect user data.

• The site has received positive feedback from users and industry experts.
Answered by AI
Add your answer

There was a 1 hr coding test

Q1. It was mostly from the resume
Add your answer
Q2. Remove duplicates from an array
Ans. 
Remove duplicates from an array of strings
• Iterate through the array and use a Set to store unique values

• Convert the Set back to an array to get the final result
Answered by AI
Add your answer

Java coding questions and sql query

Q1. Regarding company
Add your answer
Q2. Regarding company culture they have asked
Add your answer

Q1. Experience required
Add your answer

Q1. Pay expected what si the current pay
Add your answer

Q1. Questions from resume and project
Add your answer