Computer Networking What is the main reason the OSI model was created? So application developers can change only one layer's protocols at a time. To create a layered model larger than the DoD model. So Cisco could use the model. So different networks could communicate. So application developers can change only one layer's protocols at a time. To create a layered model larger than the DoD model. So Cisco could use the model. So different networks could communicate. ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following is not a disadvantage of wireless LAN? interference of transmissions from different computers higher error rate All of these Slower data transmission interference of transmissions from different computers higher error rate All of these Slower data transmission ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following describes an industry-wide standard suite of protocols and algorithms that allows for secure data transmission over an IP-based network that functions at the layer 3 Network layer of the OSI model? IPSec xDSL VPN HDLC Cable IPSec xDSL VPN HDLC Cable ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following describe the DHCP Discover message?1. It uses FF:FF:FF:FF:FF:FF as a layer 2 broadcast.2. It uses UDP as the Transport layer protocol.3. It uses TCP as the Transport layer protocol.4. It does not use a layer 2 destination address. 1 and 2 4 only 1 only 3 and 4 1 and 2 4 only 1 only 3 and 4 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking You need to subnet a network that has 5 subnets, each with at least 16 hosts. Which classful subnet mask would you use? 255.255.255.192 255.255.255.224 255.255.255.248 255.255.255.240 255.255.255.192 255.255.255.224 255.255.255.248 255.255.255.240 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking How many non-overlapping channels are available with 802.11a? 3 40 12 23 3 40 12 23 ANSWER DOWNLOAD EXAMIANS APP
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