At which layer is routing implemented , enabling connections and path selection between two end systems?

More Questions from CISCO Certification

• Which layer defines how data is formatted , presented, encoded, and converted for use on the network?
• If a switch has three computers connected to it, with no VLANs present, how many broadcast and collision domains is the switch creating?
• What must happen if a DHCP IP conflict occurs?
• Which OSI layer defines the standards for cabling and connectors?
• Which layer combines bits into bytes and bytes into frames, uses MAC addressing , and provides error detection?
• You have a Class B network and need 29 subnets. What is your mask?
• Which process ensures that the components of the computer are connected properly ?
• Which layer is responsible for converting data packets from the Data Link layer into electrical signals?
• What are the typical three different categories of VPNs?
• Mention different memories used in a CISCO router ?

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