TLE terms

• Client/Server NOS - a type of Network Operating System that provides the user to share network resources in a common, accessible network location.
• Common features of NOS - Directory, Printer and application sharing and common file and database sharing.
• Directory service - the NOS feature that would enable centralized user authentication and access control
• Redundancy and failover - the NOS feature that enables fault tolerance and high availability of network services
•   Network management - the NOS feature that provides the ability to manage and control network devices and configuration.
• network policies - To define the rules and restriction for accessing network resources is the main purpose of
• examples of network policy - Password complexity, firewall rules and access control lists, antivirus software installation and update procedures
• function of firewall - block unauthorized access to a network.
• Domain Name System (DNS) - is a network service responsible for translating domain names to IP addresses.
•  Network Address Translation (NAT) - is a network service that allows multiple devices to share a single public IP address.
• Quality of Service (QoS) - in networking is the ability to prioritize certain types of network traffic.
• Virtual Private Network (VPN) - is a protocol that is commonly used for secure remote access to network resources.
• Dynamic Host Configuration Protocol (DHCP) - is a network service used to assign IP addresses dynamically to devices on a network.
• load balancer - its purpose in a network is to distribute network traffic across multiple servers.
• identify the issue and gather information - first step in planning and preparing maintenance and diagnosing faulty computer and network system is to
• Test the system - to ensure the issue is resolved should be done after completing the maintenance or repair of a faulty computer or network system.
• analyze effectiveness and efficiency - The purpose of reviewing and improving the maintenance and diagnostic procedures is to
• 80 - the default port number for HTTP traffic is .
•       Secure Shell (SSH) - is a secure method for remotely accessing a network device.
•       Lightweight Directory Access Protocol (LDAP) - is network services provides centralized user authentication and authorization.
•       Random system crashes or frequent freezing is a common symptom of a faulty computer system.