Four routers have to be interconnected in a point-to-point Network. Each pair of root us may connected by a high-speed line, a medium speed line or a low speed line. Find the total number of topologies.
A. 12
B. 81
C. 48
D. 729
E. ARP.EXE
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A network consists of eight NT servers. You are planning to move servers to different segments of your network, what utility should be used at each server to determine which server generates the most traffic?
A. NBTSTAT
B. NETSTAT.EXE
C. Performance Monitor
D. Network Monitor
E. ARP.EXE
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Sending a file from your personal computer's primary memory or disk to another computer is called
A. uploading
B. downloading
C. logging on
D. hang on
E. None of the above
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What is the name of the software package that allows people to send electronic mail along a network of computers and workstations?
A. Memory resident package
B. Project management package
C. Data communication package
D. Electronic mail package
E. None of the above
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The communication mode that supports two-way traffic but only one direction at a time is
A. simplex
B. duplex
C. half duplex
D. multiplex
E. None of the above
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HMP (Host Monitoring Protocol) is:
A. a TCP/IP protocol used to dynamically bind a high level IP Address to a low-level physical hardware address
B. a TCP/IP high level protocol for transferring files from one machine to another.
C. a protocol used to monitor computers
D. a protocol that handles error and control messages
E. None of the above
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Which of the following is a voiceband channel?
A. Telephone line
B. Telegraph line
C. Coaxial cable
D. Microwave systems
E. None of the above
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A 8-Mbps token ring has a token holding timer value of 10 msec. What is the longest frame (assume header bits are negligible) that can be sent on this ring?
A. 8000 B frame
B. 80,000 B frame
C. 8 x 105 bit frame
D. 10,000 B frame
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Data are sent over pin _____ of the EIA-232 interface.
A. 2
B. 3
C. 4
D. All of the above
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To connect a computer with a device in the same room, you might be likely to use
A. a coaxial cable
B. a dedicated line
C. a ground station
D. All of the above
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Demodulation is a process of
A. converting analog to digital signals
B. converting digital to analog signals
C. multiplexing various signals into one high speed line signals
D. performing data description.
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Internet-like networks between a company and its business partners. Select the best fit for answer:
A. Bandwidth alternatives
B. Switching alternating
C. Inter organizational networks
D. Extranets
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An example of an analog communication method is
A. laser beam
B. microwave
C. voice grade telephone line
D. All of the above
E. None of the above
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Which of the following layer protocols are responsible for user and the application programme support such as passwords, resource sharing, file transfer and network management?
A. Layer 7 protocols
B. Layer 6 protocols
C. Layer 5 protocols
D. Layer 4 protocols
E. None of the above
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What frequency range is used for FM radio transmission?
A. Very Low Frequency : 3 kHz to 30. kHz
B. Low Frequency : 30 kHz to 300 kHz
C. High Frequency : 3 MHz to 30 MHz
D. Very High Frequency : 30 MHz to 300 MHz
E. None of the above
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Transmission of computerised data from one location to another is called
A. data transfer
B. data flow
C. data communication
D. data management
E. None of the above
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Compared to analog signals, digital signals
A. allow faster transmission
B. are more accurate
C. both A and B
D. All of the above
E. None of the above
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FDDI is a
A. ring network
B. star network
C. mesh network
D. bus based network
E. None of the above
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An anticipated result from multiprogramming operations is:
A. reduced computer idle time
B. the handling of more jobs
C. better scheduling of work
D. All of the above
E. None of the above
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A central computer surrounded by one or more satellite computers is called a
A. bus network
B. ring network
C. star network
D. All of the above
E. None of the above
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