Suppose if a network which contains two servers and twenty workstations, where is the best place to install an anti-virus program?
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Which command would shutdown the sendmail daemon ?
What is "keepalive"? a. A keepalive is a small, layer-1 bit message that is transmitted by a network device to let directly-connected network devices know of its presence. b. A keepalive is a small, layer-2 message that is transmitted by a network device to let directly-connected network devices know of its presence. c. A keepalive is a small, layer-2 message that is transmitted by a network device to let it neighbors know of congestion d. A keepalive is a small, layer-3 message that is transmitted by a network device to let directly-connected network devices know of its presence. e. A keepalive is a small, layer-3 message that is transmitted by a network device to let it neighbors know of congestion
Define the proper termination rate for utp cables?
Class E IP address range and its use ? a. 240-255, experimental b. 224-239, multicast c. 224-255, multicast d. 192-255, experimental
what is vcs seeding & jeopardy & purpose?
Which protocol does in.routed use ?
What is a device that amplifies and regenerates the data signal bit by bit.
What does the receiving host do with packets when it is using a connection-oriented protocol ? a. acknowledges only the first and last packet, puts the packets in their proper order. b. acknowledges only the first and last packet, discards in any packet that have arrived out of sequence. c. acknowledges each packet and puts the packets in their proper order. d. acknowledges each packet and discards in any packet that have arrived out of order
Which layer deals with Data Formats, Syntax, Encryption? a. application b. presentation c. session d. transport
what is an operating system?what are the functions of operating system?give examples of operating system for worsation(clients)and network operating system?
How does the MAC sublayer assure that nothing was damaged in transit? a. CRC b. it can't c. ackwoledgement
1.what is the opportunity in MCSE and CCNA ?