Basic Computer Networking Quiz 4 At which layer of OSI does Connection less connection is established? Layer 1 Layer 2 Layer 3 Layer 4 The firewall works at network layer as Packet filter Frame filter Circuit filter Data filter Which of the following service do DSL Telcos companies provide? ISP Wired phone access Both 1,2 None What does the ICMPv6 include? ARP ICMP Both 1,2 RARP What does a DNS client called? DNS handler DNS resolver DNS updater None File transfer protocol (FTP) is built on _________architecture Peer to peer Client server Both 1,2 None What is the function of a router? Determines on which outgoing link a packet is to be delivered Forward the packets to available links Forward the packet to the up links None What is the main function of DSLAM? Convert analog signal into digital signal Covert digital signal into analog Used in router to detect the loss packets None of the above Which of the following to be considered as a broadband communication? Fiber optics Multiplexing Microwave circuit Both 1,3 What does MAC stands for? Memory access control Media access control Memory access communication None Loading … Question 1 of 10
