Computer Networking What is the minimum number of wires required for sending data over a serial communications links? 2 1 None of these 4 3 2 1 None of these 4 3 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A 4 KHz noiseless channel with one sample every 125 per sec, is used to transmit digital signals. Find the bit rate (bits per second) that are sent, if CCITT 2.048 Mbps encoding is used. 500 Kbps 32 Kbps None of these 64 Kbps 8 Kbps 500 Kbps 32 Kbps None of these 64 Kbps 8 Kbps ANSWER DOWNLOAD EXAMIANS APP
Computer Networking On a VLSM network, which mask should you use on point-to-point WAN links in order to reduce the waste of IP addresses? /29 /27 /30 /28 /29 /27 /30 /28 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A network administrator wants to upgrade the IOS of a router without removing the image currently installed. What command will display the amount of memory consumed by the current IOS image and indicate whether there is enough room available to hold both the current and new images? show flash show buffers show memory show version show flash show buffers show memory show version ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The MAC (Media Access Control) address of the network card is used in both Ethernet and Token-Ring networks and is essential for communication. What does MAC provide? A logical address that identifies the workstation A physical address that is assigned by the manufacturer An alias for the computer name A physical address that is randomly assigned each time the computer is started The logical domain address for the workstation A logical address that identifies the workstation A physical address that is assigned by the manufacturer An alias for the computer name A physical address that is randomly assigned each time the computer is started The logical domain address for the workstation ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What is the port number for HTTP? 80 23 86 None of these 99 80 23 86 None of these 99 ANSWER DOWNLOAD EXAMIANS APP
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