Computer Networking Which of the following might be used by a company to satisfy its growing communications needs? All of these concentrator controller front-end processor multiplexer All of these concentrator controller front-end processor multiplexer ANSWER DOWNLOAD EXAMIANS APP
Computer Networking You want to create a standard access list that denies the subnet of the following host: 172.16.198.94/19. Which of the following would you start your list with? access-list 10 deny 172.16.172.0 0.0.31.255 access-list 10 deny 172.16.192.0 0.0.31.255 access-list 10 deny 172.16.188.0 0.0.15.255 access-list 10 deny 172.16.0.0 0.0.255.255 access-list 10 deny 172.16.172.0 0.0.31.255 access-list 10 deny 172.16.192.0 0.0.31.255 access-list 10 deny 172.16.188.0 0.0.15.255 access-list 10 deny 172.16.0.0 0.0.255.255 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Computers cannot communicate with each other directly over telephone lines because they use digital pulses whereas telephone lines use analog sound frequencies. What is the name of the device which permits digital to analog conversion at the start of a long distance transmission? Interface Teleprocessor Attenuation Modem None of these Interface Teleprocessor Attenuation Modem None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following are TCP/IP protocols used at the Application layer of the OSI model?1. IP2. TCP3. Telnet4. FTP5. TFTP All of these 1, 3 and 5 3, 4 and 5 1 and 3 All of these 1, 3 and 5 3, 4 and 5 1 and 3 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking You are trying to decide which type of network you will use at your office, and you want the type that will provide communication and avoid collisions on the cable. Which of the following is the best choice? Token-Ring Ethernet CSMA/CD CSMA/CA ARCnet Token-Ring Ethernet CSMA/CD CSMA/CA ARCnet ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The term 'duplex' refers to the ability of the data receiving stations to echo back a confirming message to the sender. In full duplex data transmission, both the sender and the receiver can receive and send data simultaneously cannot talk at once can send or receive data one at a time can do one way data transmission only None of these can receive and send data simultaneously cannot talk at once can send or receive data one at a time can do one way data transmission only None of these ANSWER DOWNLOAD EXAMIANS APP
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