Networking Miscellaneous - Study Mode

[#146] Time required for a message to travel from one device to another is known as:
Correct Answer

(A) Transit time

[#147] Which transmission mode is used for data communication along telephone lines?
Correct Answer

(B) Serial

[#148] Who invented the modem?
Correct Answer

(B) AT & T Information Systems, USA

[#149] With an IP address starting at 200, you currently have 10 subnets. What subnet mask should you use to maximize the number of available hosts?
Correct Answer

(C) 240

[#150] Which of the following communications modes support two-way traffic but in only one direction of a time?
Correct Answer

(B) half-duplex