Infinite Computer Solutions Technical Support Specialist Interview Questions and Answers

An example of an instrument is a thermometer, which measures temperature.

• Thermometer works by measuring the expansion or contraction of a liquid or metal in response to temperature changes.

• Common types include mercury, digital, and infrared thermometers.

• Thermometers are used in various industries such as healthcare, food, and HVAC systems.

DNS stands for Domain Name System. It is used to translate domain names to IP addresses.

• DNS is like a phone book for the internet, translating domain names (like google.com) to IP addresses (like 172.217.3.206)

• It helps users access websites and other online services by translating human-readable domain names to machine-readable IP addresses

• DNS also helps in email delivery by translating domain names to IP addresses to

DHCP stands for Dynamic Host Configuration Protocol. It is used to automatically assign IP addresses to devices on a network.

• DHCP assigns IP addresses to devices on a network

• It also provides other network configuration information such as subnet mask and default gateway

• DHCP helps in reducing the manual configuration of IP addresses on each device

• Example: When a new device connects to a network, DHCP assigns it an IP ad

ADDS stands for Active Directory Domain Services, a Windows server role that provides a centralized system for managing users, computers, and resources in a network.

• ADDS is used to authenticate and authorize users and computers in a Windows domain network.

• It allows administrators to manage and secure resources such as files, printers, and applications.

• ADDS provides features like group policy, which allows for centraliz...read more

IPSec is a protocol suite used for secure communication over IP networks.

• IPSec operates in two modes: Transport mode and Tunnel mode.

• In Transport mode, only the payload of the IP packet is encrypted and/or authenticated.

• In Tunnel mode, the entire IP packet is encrypted and/or authenticated.

• IPSec uses security protocols like Authentication Header (AH) and Encapsulating Security Payload (ESP) to provide data integrity, a...read more

DHCP stands for Dynamic Host Configuration Protocol. It is a network management protocol used to assign IP addresses to devices on a network.

• DHCP automatically assigns IP addresses to devices on a network

• There are two types of DHCP: DHCP server and DHCP client

• DHCP server assigns IP addresses to devices, while DHCP client requests and receives IP addresses

Accessing google.com involves DNS resolution, TCP handshake, HTTP request, and response at the packet level.

• 1. DNS resolution to translate domain name to IP address

• 2. TCP handshake to establish connection

• 3. HTTP request sent to the server

• 4. Server processes the request and sends back HTTP response

• 5. Data packets are exchanged between client and server

Research online forums, reach out to colleagues, test different solutions, document findings.

• Search online forums and communities for similar issues and solutions.

• Reach out to colleagues or other experts in the field for advice.

• Test different solutions and document the results to track progress.

• Keep detailed notes of the troubleshooting process for future reference.

• Consider reaching out to the vendor or manufacturer fo...read more