DXC Technology Associate Software Engineer Interview Questions, Process, and Tips

Round duration - 60 minutes
Round difficulty - Easy

Technical round with questions on C/C++ and networking.

Q1. What is the difference between C++ and Java?
Ans. 
C++ is a statically typed language with manual memory management, while Java is a dynamically typed language with automatic memory management.
• C++ is a statically typed language, meaning data types must be explicitly declared, while Java is dynamically typed.

• C++ allows for manual memory management using pointers, while Java has automatic memory management through garbage collection.

• C++ supports multiple inheritance, whi...read more
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Q2. Can you explain the OSI Layers?
Ans. 
The OSI (Open Systems Interconnection) model is a conceptual framework that standardizes the functions of a telecommunication or computing system into seven abstraction layers.
• The OSI model consists of seven layers: Physical, Data Link, Network, Transport, Session, Presentation, and Application.

• Each layer has specific functions and interacts with adjacent layers to facilitate communication between devices.

• For example, ...read more
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Q3. What is the difference between LAN (Local Area Network) and MAN (Metropolitan Area Network)?
Ans. 
LAN is a network that covers a small geographical area, while MAN covers a larger area like a city.
• LAN typically covers a single building or a group of nearby buildings.

• MAN covers a larger geographical area like a city or a town.

• LAN usually has higher data transfer speeds compared to MAN.

• Examples of LAN include home networks or office networks.

• Examples of MAN include city-wide Wi-Fi networks or cable TV networks.
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Q4. Can you explain the working of a router?
Ans. 
A router is a networking device that forwards data packets between computer networks.
• Routers operate at the network layer of the OSI model.

• They use routing tables to determine the best path for data packets to reach their destination.

• Routers can connect multiple networks together, such as a home network to the internet.

• They use protocols like TCP/IP to communicate with other devices on the network.
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Q5. What is WiFi?
Ans. 
WiFi is a wireless networking technology that allows devices to connect to the internet and communicate with each other wirelessly.
• WiFi stands for Wireless Fidelity

• Uses radio waves to transmit data between devices

• Commonly used in homes, offices, and public spaces

• Examples: connecting a laptop to a home network, accessing the internet on a smartphone
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Round duration - 30 minutes
Round difficulty - Easy

HR round with typical behavioral problems.