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 Cable HDLC VPN IPSec xDSL Cable HDLC VPN ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Acknowledgments, sequencing, and flow control are characteristics of which OSI layer? Layer 7 Layer 3 Layer 2 Layer 4 Layer 7 Layer 3 Layer 2 Layer 4 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following ISO level is more closely related to the physical communications facilities? Session Data Link Networking Application Session Data Link Networking Application ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What VTP mode allows you to change VLAN information on the switch? Server Transparent Client STP Server Transparent Client STP ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following transmission systems provides the highest data rate to an individual device None of these Computer bus Voice band modem Telephone lines leased lines None of these Computer bus Voice band modem Telephone lines leased lines ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Why does the data communication industry use the layered OSI reference model?1. It divides the network communication process into smaller and simpler components, thus aiding component development, design, and troubleshooting.2. It enables equipment from different vendors to use the same electronic components, thus saving research and development funds.3. It supports the evolution of multiple competing standards and thus provides business opportunities for equipment manufacturers.4. It encourages industry standardization by defining what functions occur at each layer of the model. 1 only 2 and 3 3 only 1 and 4 1 only 2 and 3 3 only 1 and 4 ANSWER DOWNLOAD EXAMIANS APP
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