Computer Networking The CCITT Recommendation X.25 specifies three layers of communications: None of these Session, transport and network datalink, network and transport physical datalink and network application, presentation and session None of these Session, transport and network datalink, network and transport physical datalink and network application, presentation and session ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Layer 2 switching provides which of the following?1. Hardware-based bridging (ASIC)2. Wire speed3. Low latency4. Low cost 2 and 4 1 and 3 All of these 1, 2 and 4 2 and 4 1 and 3 All of these 1, 2 and 4 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Alex is required to provide information on how many people are using the network at any one time. Which network will enable him to do so? Star Server-based Token-Ring Ethernet Peer-to-peer Star Server-based Token-Ring Ethernet Peer-to-peer ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following is a wrong example of network layer? Source routing and domain naming-USENet Internet Protocol (IP) - ARPANET X.25 Packet Level Protocol (PLP)-ISO X.25 level 2-ISO Source routing and domain naming-USENet Internet Protocol (IP) - ARPANET X.25 Packet Level Protocol (PLP)-ISO X.25 level 2-ISO ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A smart modem can dial, hang up and answer incoming calls automatically. Can you tell who provides the appropriate instruction to the modem for this purpose? None of these Error detecting protocols Link access procedure (LAP) Communications software Telecommunications None of these Error detecting protocols Link access procedure (LAP) Communications software Telecommunications ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following allows a simple email service and is responsible for moving messages from one mail server to another? SMTP DHCP IMAP FTP POP3 SMTP DHCP IMAP FTP POP3 ANSWER DOWNLOAD EXAMIANS APP
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