Deloitte Senior Software Developer Interview Questions and Answers

Basic aptitude questions. Could be done easily if practiced enough

Q1. Introduce yourself
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Q2. Array searching
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Q1. Java questions , stream api
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Q2. Whatever you have mention in resume
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Q1. Asked about SAAS, JS questions
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Given a case study need to solve in 2 days

Q1. Explain the case study. Palindrome function in any prog language
Ans. 
A palindrome function checks if a given string reads the same forwards and backwards.
• A palindrome function typically involves reversing the input string and comparing it to the original string.

• Examples: 'racecar' is a palindrome, 'hello' is not a palindrome.

• Common languages for implementing a palindrome function include Python, Java, and C++.
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Q1. General Guidelines
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Q1. Lifecycle hooks of Angular
Ans. 
Angular lifecycle hooks are methods that allow you to tap into specific points in a component's lifecycle.
• ngOnChanges: called when an input property changes

• ngOnInit: called once the component is initialized

• ngDoCheck: called during every change detection run

• ngAfterContentInit: called after content (ng-content) has been projected into the component

• ngAfterContentChecked: called after every check of the projected content

• ng...read more
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Q2. SOLID principles
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Q1. Questions on SQL
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Q1. Introduction and basic questions
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Mix of coding, aptitude, java, javascript

Q1. Resume based questions on project
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Q2. Basic SQL, Java streams questions
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Q1. Project related questions
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Q2. Internal working of hashmap
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Q3. Design patterns I've used
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Q4. Print whole Fibonacci series using recursion.
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Q5. Show my Github projects, and the interviewer didn't even properly looked into the code.
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Q1. What are services in Drupal?
Ans. 
Services in Drupal are reusable objects that perform specific functions, such as database queries or sending emails.
• Services are defined in YAML files and can be accessed throughout a Drupal site.

• They are used to encapsulate reusable functionality and promote code reusability.

• Examples of services in Drupal include the database service for interacting with the database, the mail service for sending emails, and the logge
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Q2. How to debug in Drupal?
Ans. 
Debugging in Drupal involves using tools like Devel module, watchdog(), and error logs.
• Enable Devel module for debugging information

• Use watchdog() function to log messages to Drupal's watchdog log

• Check error logs for PHP errors and warnings

• Use dpm() function to print variables for debugging purposes
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