Hitech Digital Solutions IT Desktop Support Engineer Interview Questions, Process, and Tips

A motherboard is the main circuit board in a laptop that connects all components. Desktop support engineers provide technical assistance for desktop computers. A server is a computer or software that provides functionality for other programs or devices.

• Motherboard in a laptop connects components like CPU, RAM, and storage

• Desktop support engineers troubleshoot and maintain desktop computers for users

• Servers provide func...read more

Public IP address is a unique address provided by an Internet Service Provider (ISP) to identify a device on the internet.

• Public IP addresses are used to communicate over the internet

• They are assigned by ISPs and are unique to each device

• Public IP addresses can be static or dynamic

• Example: 203.0.113.1

Private IP addresses are reserved for use within a private network and are not routable on the public internet.

• Private IP addresses are used within a local network to identify devices.

• They are not accessible from the internet.

• Common private IP address ranges include 192.168.x.x, 172.16.x.x - 172.31.x.x, and 10.x.x.x.

Firewall security is a network security system that monitors and controls incoming and outgoing network traffic based on predetermined security rules.

• Acts as a barrier between a trusted internal network and untrusted external network

• Filters network traffic based on set rules to prevent unauthorized access

• Can be hardware-based or software-based

• Examples include Cisco ASA, Palo Alto Networks, and Windows Firewall