Definition: A firewall is a hardware or software component that acts as a barrier between a network or computer system and external network or systems, controlling incoming and outgoing data traffic.
Traffic filtering: The firewall examines all network indian phone number list traffic and applies predefined rules to allow or block communication between devices on a network and the outside world. This is based on criteria such as IP addresses, ports, and protocols.
Types of firewalls:
Network firewalls: These sit between a local network and the public network (such as the Internet) to filter traffic entering and leaving the network.
Host firewalls: These run on individual devices (such as computers) and protect that specific device.
Application firewalls: These filter traffic at the application level and can inspect more detailed data such as web content and specific protocols.
Access rules: Network administrators can set up rules that determine what types of traffic are allowed and what are blocked. These rules can be based on IP addresses, ports, and protocols.
20 hotel management quiz questions and answers
October 16, 2023/quiz questions
Hotel management refers to the management and operation of hotels and lodging establishments to ensure a satisfying guest experience and business success. It involves a wide range of tasks and responsibilities to ensure that the hotel operates efficiently and provides high-quality services. Below is an overview of hotel management:
Reception and Reservations: Hotel management involves managing reservations, checking in guests, allocating rooms, and providing customer service at the front desk. This requires customer service skills and the use of reservation systems.