Innova Solutions Interview Questions, Process, and Tips

Q1. Java related questions
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Q2. Selenium related question
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MCQS based on Java and some psuedo codes to be solved

3 questions are given ,need to write the code or instructions how to solve that problem

Q1. Acid Properties
Ans. 
ACID properties are a set of properties that guarantee database transactions are processed reliably.
• Atomicity: Transactions are either fully completed or fully aborted.

• Consistency: Database remains in a consistent state before and after the transaction.

• Isolation: Transactions are isolated from each other until they are completed.

• Durability: Once a transaction is committed, changes are permanent even in case of system f
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Q2. Second Largest element in array
Ans. 
Find the second largest element in an array of strings.
• Sort the array in descending order

• Access the element at index 1 to get the second largest element
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Q3. Some HR questions
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Q1. Coding round followed by spark and aws questions
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Q2. Given a string containing alphanumeric characters how could you write a function to output a repeated characters if any number is present before the character in a string? Input: as2d3c[x]4b Output: asddcc...read more
Ans. 
The function should output repeated characters based on the numbers present before each character in the input string.
• Iterate through the input string character by character.

• If a number is encountered, store it as the repeat count for the next character.

• If a character is encountered, repeat it based on the stored count and append to the output string.

• Handle special characters like brackets separately.

• Example: Input 'as
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Q3. Write a program for vending machine actions using oops
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A program for vending machine actions using object-oriented programming principles.
• Create a class for VendingMachine with attributes like items, prices, and quantities

• Implement methods for adding items, selecting items, and returning change

• Use encapsulation to protect data and ensure proper functionality
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Q1. Questions related to kafka, spark, sql and aws cloud
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Q1. Behavioural questions, package and joining date related questions
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Q1. What tools you used
Ans. 
I have used tools like remote desktop software, ticketing systems, knowledge base, and monitoring tools.
• Remote desktop software (e.g. TeamViewer, AnyDesk)

• Ticketing systems (e.g. ServiceNow, Jira)

• Knowledge base (e.g. Confluence, SharePoint)

• Monitoring tools (e.g. SolarWinds, Nagios)
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Q2. Explain complex situation you faced during troubleshooting
Ans. 
I faced a complex situation when troubleshooting network connectivity issues for a remote office.
• Identified potential issues with firewall settings

• Checked network cables and connections

• Analyzed network traffic to pinpoint the bottleneck

• Collaborated with network team to resolve the issue
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Q1. Tell me about your previous work history.
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Q2. Reason to leave the organisation.
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Q1. Technical skills i gained during previous organisation
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Q1. How can you check disk utilisation?
Ans. 
You can check disk utilisation using commands like df, iostat, or prstat.
• Use 'df' command to display disk space usage

• Use 'iostat' command to display disk I/O statistics

• Use 'prstat' command to display process statistics including disk usage
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Q2. By using #du -sh /sir
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Q1. How to add user in other group?
Ans. 
To add a user to another group, use the usermod command with the -aG option.
• Use the usermod command with the -aG option followed by the group name and user name.

• For example, to add the user 'john' to the group 'developers', use: usermod -aG developers john
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Q2. By using #usermod -G group_name username
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