Demodulation is the process of combining many low speed channels into one high speed channel dividing the high-speed signals into frequency bands None of these converting analog signals to digital signals converting digital signals to analog signals TRUE ANSWER : ? YOUR ANSWER : ?
What does a switch do when a frame is received on an interface and the destination hardware address is unknown or not in the filter table? Drops the frame Sends back a message to the originating station asking for a name resolution Forwards the switch to the first available link Floods the network with the frame looking for the device TRUE ANSWER : ? YOUR ANSWER : ?
What protocol is used between E-Mail servers? POP3 SNMP SMTP None of these FTP TRUE ANSWER : ? YOUR ANSWER : ?
You need the IP address of the devices with which the router has established an adjacency. Also, the retransmit interval and the queue counts for the adjacent routers need to be checked. What command will display the required information? show ip eigrp interfaces show ip eigrp topology show ip eigrp adjacency show ip eigrp neighbors TRUE ANSWER : ? YOUR ANSWER : ?
Which layer 1 devices can be used to enlarge the area covered by a single LAN segment?1. Switch2. NIC3. Hub4. Repeater5. RJ45 transceiver 1 only All of these 5 only 1 and 3 3 and 4 TRUE ANSWER : ? YOUR ANSWER : ?
If the client receives an address from a DHCP server, what is the only information available in the Network Properties dialog box? None of these The default gateway The IP address That the client is receiving its address from DHCP The subnet address TRUE ANSWER : ? YOUR ANSWER : ?
Which EIGRP information is held in RAM and maintained through the use of Hello and update packets?1. Neighbor table2. STP table3. Topology table4. DUAL table 1 and 3 4 only All of these 2 only TRUE ANSWER : ? YOUR ANSWER : ?
What is the first octet range for a class B IP address? 192 - 223 128 - 255 1 - 127 127 - 191 128 - 191 TRUE ANSWER : ? YOUR ANSWER : ?
The first step in troubleshooting many problems is to verify which of the following? TCP/IP is installed correctly on the client The BDC is operable None of these The WINS server is running The subnet mask is valid TRUE ANSWER : ? YOUR ANSWER : ?
A medium access control technique for multiple access transmission media is Angle modulation Aloha Amplitude None of these Attenuation TRUE ANSWER : ? YOUR ANSWER : ?