Computer Networking
You have your laptop directly connected into a router's Ethernet port. Which of the following are among the requirements for the copy flash tftp command to be successful?1. TFTP server software must be running on the router.2. TFTP server software must be running on your laptop.3. The Ethernet cable connecting the laptop directly into the router's Ethernet port must be a straight-through cable.4. The laptop must be on the same subnet as the router's Ethernet interface.5. The copy flash tftp command must be supplied the IP address of the laptop.

3 and 5 only
1, 3 and 4
2, 4 and 5
5 only

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Computer Networking
Error detecting code is

an error-detecting code based on a summation operation performed on the bits to be checked
None of these
the ratio of the data units in error to the total number of data units
a code in which each expression conforms to specify rules of construction, so that if certain errors occur in an expression, the resulting expression will not conform to the rules of construction and
a check bit appended to an array of binary digits to make the sum of all the binary digits.

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Computer Networking
The fundamental requirements of private-to-public network interconnection methods which need to be provided in gateways is/are

universal accessibility for private network Data Terminal Equipment (DTE)
A and B both
None of these
to assign address to private network DTEs
adequate cost control mechanisms for administration of the private networks

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