No matter what medium connects computers on a network-copper wires, fiber-optic cables, or a wireless setup-the same protocol must be running on all computers if communication is going to function correctly.
Correct Answer:
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Q4: TCP stands for _.
A)Transfer Control Protocol
B)Transmission Control
Q5: The DNS service uses port _.
A)25
B)53
C)69
D)80
Q6: The SMTP service uses port _.
A)25
B)53
C)69
D)80
Q7: In the TCP/IP stack, the _ layer
Q8: The _-layer protocols are the front ends
Q10: The most widely used is protocol is
Q11: In the TCP/IP stack, the _ layer
Q12: The TFTP service uses port _.
A)25
B)53
C)69
D)80
Q14: An octal digit can be represented with
Q16: A hex number is written with two
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