Lenovo Desktop & Laptop Support Engineer Interview Questions, Process, and Tips

When a motherboard has no power, it could be due to various reasons such as a faulty power supply, loose connections, or a defective motherboard.

• Check if the power supply is functioning properly

• Ensure all connections between the power supply and motherboard are secure

• Test the motherboard with a known working power supply

• Inspect for any visible signs of damage on the motherboard

• Consider replacing the motherboard if all

The question is about LAN WAN network issues.

• Identify the specific issue in the LAN or WAN network

• Troubleshoot the issue by checking network cables, routers, switches, and configurations

• Use network diagnostic tools to identify and resolve the problem

• Ensure proper network connectivity and communication between devices

• Implement necessary network security measures

The network problem can be caused by various factors such as hardware issues, misconfiguration, or network congestion.

• Check if the network cables are properly connected and not damaged.

• Verify if the network adapter drivers are up to date.

• Ensure that the IP address, subnet mask, and default gateway are correctly configured.

• Check for any network congestion or bandwidth limitations.

• Test connectivity by pinging the default...read more

LAN and WAN connection issues

• Troubleshoot network cables and connections

• Check network settings and configurations

• Test network connectivity using ping or traceroute

• Verify DNS settings and perform DNS flush if necessary

• Check firewall and security settings

• Update network drivers and firmware

• Consider network hardware failures or limitations

• Analyze network traffic for congestion or bandwidth issues