Norwin Technologies IT Service Desk Analyst Interview Questions and Answers

Subnet mask is a 32-bit number used to identify the network and host portions of an IP address.

• It is used to divide an IP address into network and host portions.

• It is represented in decimal format, like 255.255.255.0.

• It is used in conjunction with IP addresses to determine network and host addresses.

• It is used in routing decisions to determine the best path for network traffic.

OSI (Open Systems Interconnection) model is a conceptual model that characterizes and standardizes the communication functions of a telecommunication or computing system.

• OSI model has 7 layers: Physical, Data Link, Network, Transport, Session, Presentation, and Application.

• Each layer has a specific function and communicates with the adjacent layers.

• The layers are designed to be independent of each other, allowing for e...read more

Cat5 supports up to 100 Mbps while Cat6 supports up to 10 Gbps.

• Cat5 has a maximum bandwidth of 100 MHz while Cat6 has a maximum bandwidth of 250 MHz.

• Cat6 has stricter specifications for crosstalk and system noise compared to Cat5.

• Cat6 cables are thicker and less flexible than Cat5 cables.

• Cat6 cables are more expensive than Cat5 cables.

• Cat6 is recommended for high-speed data transfers and larger networks.

• Cat5 is suitabl

An incident is an unplanned interruption to an IT service, a service request is a formal request for something to be provided, and SLA timings are agreed upon response and resolution times for tickets.

• An incident is a disruption to normal service that needs to be resolved quickly to minimize impact on users, such as a server outage or software crash.

• A service request is a formal request from a user for something to be ...read more