IT Support Specialist 2 Interview Questions and Answers

TCP/IP operates at the network layer (Layer 3) of the OSI model.

• TCP/IP is at the network layer (Layer 3) of the OSI model

• The OSI model has 7 layers, with TCP/IP protocols operating at the network layer

• Examples of protocols at this layer include IP (Internet Protocol) and ICMP (Internet Control Message Protocol)

VDI stands for Virtual Desktop Infrastructure, which allows users to access their desktop environment remotely from any device.

• VDI enables users to access their desktop environment from any location

• It centralizes desktop management and allows for easier updates and maintenance

• Users can access their virtual desktops from various devices such as laptops, tablets, and smartphones

• VDI can improve security by keeping data centralized in the data center

• Examples of VDI solutions incl...read more

VPN stands for Virtual Private Network, used to securely connect to a private network over the internet.

• VPN creates a secure and encrypted connection over a public network like the internet.

• It allows users to access resources on a private network remotely.

• VPN can be used to protect sensitive data while using public Wi-Fi networks.

• It can also be used to bypass geo-restrictions and access content from different regions.

• Examples of VPN services include NordVPN, ExpressVPN, and C...read more

The OSI model is a conceptual framework that standardizes the functions of a telecommunication or computing system into seven distinct layers.

• The OSI model stands for Open Systems Interconnection model

• It helps in understanding how different networking protocols work together

• Each layer has specific functions and communicates with adjacent layers

• Examples of layers include physical layer, data link layer, network layer, etc.