Demodulation is the process of converting analog signals to digital signals combining many low speed channels into one high speed channel dividing the high-speed signals into frequency bands converting digital signals to analog signals None of these TRUE ANSWER : ? YOUR ANSWER : ?
A noiseless 3 KHz Channel transmits bits with binary level signals. What is the maximum data rate? 24 Kbps. 12 Kbps 6 Kbps 3 Kbps TRUE ANSWER : ? YOUR ANSWER : ?
Acknowledgments, sequencing, and flow control are characteristics of which OSI layer? Layer 4 Layer 2 Layer 7 Layer 3 TRUE ANSWER : ? YOUR ANSWER : ?
HOSTS file entries are limited to how many characters? 8 255 500 None of these Unlimited TRUE ANSWER : ? YOUR ANSWER : ?
You have your laptop directly connected into a router's Ethernet port. Which of the following are among the requirements for the copy flash tftp command to be successful?1. TFTP server software must be running on the router.2. TFTP server software must be running on your laptop.3. The Ethernet cable connecting the laptop directly into the router's Ethernet port must be a straight-through cable.4. The laptop must be on the same subnet as the router's Ethernet interface.5. The copy flash tftp command must be supplied the IP address of the laptop. 1, 3 and 4 5 only 2, 4 and 5 3 and 5 only TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following files is used for NetBIOS name resolution? FQDN LMHOSTS HOSTS ARP None of these TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following data transmission media has the largest terrestrial range without the use of repeaters or other devices? Microwave Laser Hardwiring None of these Satellite TRUE ANSWER : ? YOUR ANSWER : ?
If you get both local and remote echoes, every character you type will appear on the screen twice three times never None of these once TRUE ANSWER : ? YOUR ANSWER : ?
What command will display the line, protocol, DLCI, and LMI information of an interface? show run show interface sh pvc show frame-relay pvc TRUE ANSWER : ? YOUR ANSWER : ?
What does the command routerA (config) #line cons 0 allow you to perform next? Set the Telnet password. Set your console password. Disable console connections. Shut down the router. TRUE ANSWER : ? YOUR ANSWER : ?