1) What is the primary function of a router in a packet-switched network? a) Store and forward packets b) Convert analogue signals to digital signals c) Transmit data over a physical medium d) Authenticate users before data transmission e) control information for network management f) resolve a domain name address 2) Which of the following best describes packet switching? a) Circuit-based data transmission b) Continuous flow of data over a dedicated path c) Division of data into packets for transmission over shared networks d) Point-to-point communication without intermediaries e) Authenticate users before data transmission f) control information for network management 3) In a packet-switched network, what is the role of a packet? a) It carries only the destination address b) It carries both source and destination addresses c) It carries the entire message d) It carries image data e) It carries audio and video data f) It carries the address of the previous packet 4) How do routers make forwarding decisions in a packet-switched network? a) Based on the packet's size b) Randomly selecting a path for each packet c) By contacting the next router and asking to send on d) By prioritizing packets based on their content e) By examining the destination address in the packet header f) By examining the source address in the packet header

S3 Networks: packet switched networks

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