Ensim Corporation Interview Questions and Answers

Q1. You have a hotel and how will you create a complete schema for hotel
Ans. 
To create a complete schema for a hotel, you need to consider various entities like rooms, guests, reservations, staff, amenities, etc.
• Entities to include: rooms, guests, reservations, staff, amenities, invoices, payments

• Relationships between entities: guest stays in a room, staff manages reservations, amenities are available in rooms

• Attributes for each entity: room number, guest name, reservation date, staff ID, ameni
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Matrix and logical assigment questions

Coding question on DSA

Q1. Programming in C language
Ans. 
C language is a powerful and efficient programming language commonly used for system programming and embedded systems.
• C language is a procedural programming language

• It is widely used for developing operating systems, compilers, and embedded systems

• C is known for its efficiency and low-level access to memory

• Example: Declaring an array in C - int arr[5];
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Q2. DS basics Linked list
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Q1. Basic questions of angular and javascript.
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Q2. Es6 feature , typescript features
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Q3. Promise, observable, focus on syntax of every thing like interceptor, routing, gaurd and all .
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Q1. Behaviour subject, subject, life cycle hooks
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Q2. This round was not very easy in my case.
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Q3. Be prepared for array and object of array questions. Like sorting, searching, filtering , any logic .
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Q1. Basic HR questions and managerial round. Not being hard . But learn about your project and past organisation
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2 coding questions and 7 aptitude questions

Q1. Linked List creation was asked
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General HR questions

Time and distance,speed,etc

IT IS SIMPLE NETWORKING CONCPT

Q1. What is flipflop
Ans. 
A flip-flop is a digital circuit that can store a single bit of information.
• It has two stable states, 0 and 1.

• It is used in sequential logic circuits.

• Examples include D flip-flop, JK flip-flop, and T flip-flop.
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Q2. What is wlan and lan
Ans. 
WLAN stands for Wireless Local Area Network and LAN stands for Local Area Network.
• WLAN is a wireless network that allows devices to connect to the internet without the need for physical cables.

• LAN is a wired network that connects devices within a limited area such as a building or campus.

• WLAN uses radio waves to transmit data while LAN uses Ethernet cables.

• Examples of WLAN include Wi-Fi networks while examples of LAN i
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Q3. None of these of all
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Logical reasoning and verbals

Data science and computer networking

Q1. Dbms and oops ,data science and objects orientation
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Q2. Demand paging and network topology
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Q3. Difference between tcp and udp
Ans. 
TCP is connection-oriented, reliable, and slower, while UDP is connectionless, unreliable, and faster.
• TCP is connection-oriented, meaning a connection must be established before data can be transmitted.

• TCP is reliable, as it ensures that all data is received in the correct order without errors.

• UDP is connectionless, meaning data can be sent without establishing a connection first.

• UDP is unreliable, as it does not guara...read more
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Q4. Computer networking and types of topology
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Computer networking involves connecting multiple devices to share resources and information. Different types of network topologies include bus, star, ring, mesh, and hybrid.
• Bus Topology: All devices are connected to a single cable, like a bus route.

• Star Topology: All devices are connected to a central hub, like a star.

• Ring Topology: Each device is connected to two other devices, forming a ring.

• Mesh Topology: Every devi...read more
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Q5. Binarysearch and linked list of nodes bounded
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