Cambridge Technology Enterprises Associate Software Engineer Interview Questions and Answers

Covered OOP fundamentals and Java

Q1. Tell me about yourself.
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In the coding test, there were 2 problems based on arrays and hashing (easy to medium level leetcode)

Q1. Several OOP questions were asked.... like, Can we have a class inside an interface? Can we have a static constructor? Can we have multiple main methods?
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Q2. DBMS question: Normalization questions and keys concepts.
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Q1. DSA question (stack based) You have a stack full of numbers, you have to arrange them in ascending order in the same stack without using any other data structure.
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Q2. OS and DBMS questions(sharding, semaphores, etc.)
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Q1. Questions based on Consultadd principles.
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2 coding questions medium to hard level

Q1. Doubly Linkeded List
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Q2. How to find if the Singly Linked List is cyclic or not in optimal way
Ans. 
Use Floyd's cycle detection algorithm to find if a Singly Linked List is cyclic or not.
• Use two pointers, slow and fast, where slow moves one step at a time and fast moves two steps at a time.

• If there is a cycle, the two pointers will eventually meet at some point.

• If the fast pointer reaches the end of the list (null), then there is no cycle.
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Q3. DBMS Normalisation
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Quant, logical reasoning, mathematics

Q1. Access modifiers
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Q2. Diff between abstract class and interface Difference between array and array list Difference between method overloading and overriding Pillars of oops Deadlock Normalisation
Ans. 
Abstract class is a class with abstract methods, interface is a contract with only abstract methods. Array is fixed size, ArrayList is dynamic. Method overloading is same method with different parameters, overriding is redefining a method. OOP pillars are inheritance, encapsulation, polymorphism, abstraction. Deadlock is a situation where two or more processes are unable to proceed because each is waiting for the other...read more
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Easy to medium level

Decent one somewhat medium level

Q1. Asked oops concepts and basics
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Q1. Normal hr questions and puzzles
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It contains 60 questions solve in 60 minutes and 1 coding questions simply debug extra 15 minutes are given

Q1. 7 to 8 minut google meet technical interview about your project, sql and basics of your main language
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Q1. It just normal interview
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There was an OA which comprised of Aptitude questions, as well as Technical questions. And, there was a single coding question(Basic level)

Q1. This round was with the CTO of the company and manager, and CHRO of the company. Questions related to project were asked.
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Q2. Tell me something that is not there in your resume. Describe any one of your project in detail What is S3 architecture? Difference between GET and POST Describe HTTP Response
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It was online assessment

Q1. Questions were mainly from oops c++ and database management
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Q2. What is four pillars of oops. What is array and vector. Implement queue using stack. Project based questions.
Ans. 
The four pillars of OOP are encapsulation, inheritance, polymorphism, and abstraction. Arrays are fixed-size data structures, while vectors are dynamic arrays. A queue can be implemented using two stacks.
• Encapsulation: Bundling data and methods that operate on the data into a single unit.

• Inheritance: Creating new classes based on existing classes, inheriting their attributes and methods.

• Polymorphism: Objects of differe...read more
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Q3. Four pillars of opps
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The four pillars of object-oriented programming are encapsulation, inheritance, polymorphism, and abstraction.
• Encapsulation: Bundling data and methods that operate on the data into a single unit.

• Inheritance: Allowing a new class to inherit properties and behavior from an existing class.

• Polymorphism: The ability for objects of different classes to respond to the same message.

• Abstraction: Hiding the complex implementatio...read more
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Q4. What is dbms explain
Ans. 
DBMS stands for Database Management System. It is a software system that allows users to define, create, maintain and control access to databases.
• DBMS is a software system that manages databases.

• It allows users to define, create, maintain, and control access to databases.

• DBMS provides tools for data manipulation, retrieval, and security.

• Examples of DBMS include MySQL, Oracle, SQL Server, and PostgreSQL.
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Q5. What isSQL.and some queries
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