Viraj Profiles Interview Questions and Answers

BGP, OSPF, DMZ, OSI, VLAN, VTP, and Monitoring tools are key networking concepts and tools used in system administration.

• BGP (Border Gateway Protocol) is a routing protocol used to exchange routing information between different networks on the internet.

• OSPF (Open Shortest Path First) is a link-state routing protocol used to determine the best path for data packets in a network.

• DMZ (Demilitarized Zone) is a network segment that separates an internal network from an external ne...read more

Group policies are implemented through Active Directory to manage user and computer settings in a network environment.

• Create a new Group Policy Object (GPO) in Active Directory

• Link the GPO to the appropriate Organizational Unit (OU)

• Configure the settings within the GPO using Group Policy Management Console (GPMC)

• Apply the GPO to the desired users or computers

• Use Group Policy Preferences to deploy settings like mapped drivers, printers, etc.

VPN stands for Virtual Private Network, which allows users to securely access a private network over a public network.

• VPN creates a secure and encrypted connection between the user's device and the private network

• It helps in protecting sensitive data from unauthorized access

• VPN can be used to access resources remotely, bypass geo-restrictions, and enhance privacy online

• Examples of VPN services include NordVPN, ExpressVPN, and CyberGhost

The port number of UDP is 17.

• UDP uses port number 17 for communication.

• UDP is a connectionless protocol, so it does not require a specific port number for each connection.

• Port number 17 is commonly used for the Daytime Protocol.

• UDP port numbers range from 0 to 65535.

HTTP is a protocol used for transferring data over the internet, while HTTPS is a secure version of HTTP that encrypts data.

• HTTP stands for Hypertext Transfer Protocol and is used for transmitting data over the internet

• HTTPS is a secure version of HTTP that uses encryption to protect data

• HTTPS is commonly used for secure transactions such as online banking or shopping

• HTTP operates on port 80, while HTTPS operates on port 443

A System Administrator manages and maintains computer systems, networks, and servers to ensure optimal performance and security.

• Responsible for installing, configuring, and maintaining operating systems and software applications.

• Monitors system performance and troubleshoots issues to ensure uptime and reliability.

• Manages user accounts, permissions, and access controls to maintain security.

• Performs regular backups and disaster recovery planning to protect data.

• Updates and patc...read more