The main task of ARP or Address Resolution Protocol is to map a known IP address to a MAC layer address. Network is the system in which the different computers are interconnected. A switch provides a better alternative that can improve the performance especially when high traffic volume is expected across all ports. Why we use it? Q14. RIS stands for remote installation services. 172.16.0.0 with subnet mask of 255.240.0.0, 192.168.0.0 with subnet mask of 255.255.0.0, For Class A, there are 126 possible networks and 16,777,214 hosts, For Class B, there are 16,384 possible networks and 65,534 hosts, For Class C, there are 2,097,152 possible networks and 254 hosts. data center engineer interview questions with answers and other materials for job interview for example, data center engineer interview tips, data center engineer interview questions, data center engineer thank you letters etc. Each user on the network can be assigned individual rights, depending on what must be allowed for that user. Ans: Network addresses are the addresses used in packets. For example, the domain name www.example.com might translate to 198.105.232.4. A reboot of the computer fixes the problem. What Is Active Directory? Forward lookup: Converting names to IP address is called forward lookup. Interview Questions And Answers Guide. Encryption is the process of translating information into a code that is unreadable by the user. IPv6 was designed to overcome this limitation. 71) What is the difference between a straight-through and crossover cable? This ip address is called APIPA. A link refers to the connectivity between two devices. Or what IP address is assigned to the computer when the DHCP server is not available? It’s a security boundary which is used to manage computers inside the boundary. Because domain names are alphabetic, they”re easier to remember. The way the paired wires are connected to the connector (RJ45) is different in cross cable and normal LAN cable. APIPA stands for Automatic private IP addressing. The maximum length for the entire network is 5 kilometers. It is usually a computer that runs the gateway software and provides translation services. Once data has been written onto a ROM chip, it cannot be removed and can only be read. 10 tips to answer question: what are your career goals, Top 52 management interview questions and answers, 32 competency based interview questions and answers, 7 secrets to tells about your career stories, 7 ways to make passive income of all time. 10 tips to answer question: What are your career goals? What to do to resolve this issue? When DHCP server is not available the Windows client computer assignes an automatic IP address to itself so that it can communicate with the network cmputers. Firewalls can be implemented in both hardware and software, or a combination of both. Clients refers to workstation that access the server. This includes networking devices, network interfaces, cablings and connectors. Encryption help ensure that information that is intercepted halfway would remain unreadable because the user has to have the correct password or key for it. 45) Describe at one disadvantage of a peer to peer network. These are ICMP, IGMP, IP and ARP. Tracert is a Windows utility program that can used to trace the route taken by data from the router to the destination network. For a Class C network, the number of usable Network ID bits is 21. IT specialist, or senior network engineer, will typically lead this interview. 34) What is the equivalent layer or layers of the TCP/IP Application layer in terms of OSI reference model? VPN is used to connect to the corporate network to access the resources like mail and files in the LAN. We go for RIS or iamging/ghosting because installing OS everytime using a CD can be a very time consuming task. Leave a comment below and let us know the answers or more questions. 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