Computer Networking What is the frequency range of the IEEE 802.11a standard? 5GHz 2.4Gbps 2.4GHz 5Gbps 5GHz 2.4Gbps 2.4GHz 5Gbps ANSWER DOWNLOAD EXAMIANS APP
Computer Networking How does a host on an Ethernet LAN know when to transmit after a collision has occurred?1. In a CSMA/CD collision domain, multiple stations can successfully transmit data simultaneously.2. In a CSMA/CD collision domain, stations must wait until the media is not in use before transmitting.3. You can improve the CSMA/CD network by adding more hubs.4. After a collision, the station that detected the collision has first priority to resend the lost data.5. After a collision, all stations run a random backoff algorithm. When the backoff delay period has expired, all stations have equal priority to transmit data. 2 and 4 2 and 5 1,3 and 4 1 and 3 2 and 4 2 and 5 1,3 and 4 1 and 3 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking When a host knows its physical address but not its IP address, it can use _____. ARP ICMP RARP None of these IGMP ARP ICMP RARP None of these IGMP ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Identify the odd term amongst the following group: None of these Optical fibre Twisted pair wire Microwaves Coaxial cable None of these Optical fibre Twisted pair wire Microwaves Coaxial cable ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Working of the WAN generally involves telephone lines All of these microwaves None of these satellites telephone lines All of these microwaves None of these satellites ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which layer 1 devices can be used to enlarge the area covered by a single LAN segment?1. Switch2. NIC3. Hub4. Repeater5. RJ45 transceiver All of these 3 and 4 1 only 5 only 1 and 3 All of these 3 and 4 1 only 5 only 1 and 3 ANSWER DOWNLOAD EXAMIANS APP
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