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731. How many bits internet address is assigned to each host on a TCP/IP internet which is used in all communications with the host?
A. 16 – bits
B. 32 – bits
C. 48 – bits
D. 64 – bits
E. None of the above

732. With an IP address of 100, you currently have 80 subnets. What subnet mask should you use to maximize the number of available hosts?
A. 192
B. 224
C. 240
D. 248
E. 252

733. Which of the following types of channels moves data relatively slowly?
A.wideband channel
B. voiceband channel
C. narrowband channel
D. broadband channel
E. None of the above

734. Which of the following is required to communicate between two computers?
A. communications software
B. protocol
C. communications hardware
D. access to transmission medium
E. All of the above

735. Which of the following does not allow multiple users or devices to share one communications line?
A. doubleplexer
B. multipplexer
C. concentrator
D. controller
E. None of the above

736. The geostationary satellite used for communication systems
A. rotates with the earth
B. remains stationary relative to the earth
C. is positioned over equator
D. All of the above
E. None of the above

737. Telecommunication networks frequently interconnect an organization with its customers and suppliers. Select the best fit for answer:
A. Bandwidth alternatives
B. Switching alternating
C. Inter organizational networks
D. Extranets

738. The packets switching concept was first proposed
A. in the late 1980s for the Defense Ministry of US.
B. in the early 1960s for military communication systems, mainly to handle speech
C. in the late 1950s for Defense Ministry of US
D. All of the above
E. None of the above

739. The _____ houses the switches in token ring.
A. transceiver
B. nine-pin connector
E. None of the above

740. What device separates a single network into two segments but lets the two segments appear as one to higher protocols?
A. Switch
B. Bridge
C. Gateway
D. Router