Diebold Nixdorf Technical Support Engineer 2 Interview Questions, Process, and Tips

MAC address is a unique identifier assigned to network interfaces for communications at the data link layer, while IP address is a unique identifier assigned to devices for communications at the network layer.

• MAC address is a hardware address that uniquely identifies a device on a network.

• IP address is a logical address that identifies a device on a network.

• MAC address is assigned by the manufacturer and usually does n...read more

Switch forwards data to specific devices based on MAC addresses, while hub broadcasts data to all connected devices.

• Switch operates at the data link layer (Layer 2) of the OSI model, while hub operates at the physical layer (Layer 1).

• Switch is more efficient as it reduces network congestion by only sending data to the intended recipient, while hub causes more collisions and traffic.

• Examples: Cisco Catalyst Switch, Netg

VPN stands for Virtual Private Network, a secure connection that allows users to access the internet privately and securely.

• VPN encrypts data to ensure privacy and security

• It masks the user's IP address to protect their identity

• Commonly used for remote work, accessing geo-blocked content, and enhancing online security

• Examples include NordVPN, ExpressVPN, and CyberGhost

I am a dedicated Technical Support Engineer with 5 years of experience in troubleshooting hardware and software issues.

• 5 years of experience in technical support

• Skilled in troubleshooting hardware and software problems

• Strong communication and problem-solving skills

Components of a motherboard include CPU, RAM, GPU, BIOS, SATA ports, USB ports, and expansion slots.

• CPU (Central Processing Unit)

• RAM (Random Access Memory)

• GPU (Graphics Processing Unit)

• BIOS (Basic Input/Output System)

• SATA ports

• USB ports

• Expansion slots