Q1 IP Address is of how many bits A. 16 B. 32 C. 64 D. 128 Q2 How many types of IP Address Classes A. 6 B. 5 C. 4 D. 3 Q3 In geosynchronous orbit, satellite A. remains in a fixed position so that as earth rotates, it can fully cover the earth B. remains in a fixed position related to points on earth C. moves faster than the earth's rotations so that it can cover larger portion of earth D. moves simulataneously Q4 A local area network A. that connects thirty personal computers can provide more computing power than a minicomputer B. cannot become boged down like a mainframe would if the load is too high C. both a and b D. all of the above Q5 Many low-speed channels are interwoven into one high-speed transmission by a A. time-division multiplexer B. frequency-division multiplexer C. both b and c D. all of the above Q6 The transfer of data from a CPU to peripheral devices of a computer is achieved through A. modems B. computer ports C. interrfaces D. buffer memory Q7 Which of the following device is used with an X.25 network to provide service to asynchronous terminals A. Repeater B. bridges C. gateway D. packet assembler/diisassembler Q8 An example of an analog communication method is A. laser beam B. microwave C. voice grade telephone line D. all of the abo Q9 Which of the following statement is correct A. terminal section of asynchronous modem contains the scrambler B. receiver section of a synchronous modem contains the scrambler C. transmission section of the scrambler D. control section of a synchronous modem contains the scrambler Q10 A distributed data processing configuration in which all activities must pass through a cerntrally located computer is called a : A. ring network B. spider network C. hierarchical network D. data control network Q11 "Store and forward" applies to A. distributed processing B. timesharing C. both a and b D. neither a nor b Q12 Working of the WAN generally involves A. telephone lines B. microwaves C. satellites D. all of the above Q13 Identify the odd temr among the following group? A. coaxial cable B. optical fiber C. twisted pair wire D. microwaves Q14 To connect a computer with a device in the same room, you might be likely to use A. a coaxial cable B. adedicated line C. a ground station D. all of the above Q15 What is the high speed of Fast Ethernet A. 20MBPS B. 600MBPS C. 100MBPS D. 320MBPS Q16 What is the name of the device tha tconverts computer output into a form that can be transmitted over a telephone line? A. Teleport B. Modem C. Multiplexer D. Concentrator Q17 Which of the following types of channels moves data relatively slowly ? A. wideband channel B. voiceband channel C. narrowband channel D. broadband channel Q18 Which of the following items is not used in Local Area Networks(LAN) A. Computer B. Modem C. Printer D. Cable Q19 What is the access lsit number range for an extended IPX access list A. 100 to 500 B. 600 to 1000 C. 900 to 999 D. 1000 to 1100 Q20 The most commonly shared device is A. Harddisk B. Floppy C. CD Rom D. Printer
