Computer Networking What is the default subnet mask for a class A network? 255.255.255.0 255.255.255.0.0 255.0.0.0 None of these 127.0.0.1 255.255.255.0 255.255.255.0.0 255.0.0.0 None of these 127.0.0.1 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following provide inter-switch VLAN communication? 1. ISL 2. VTP 3. 802.1Q 4. 802.3Z 2, 3 and 4 1 and 3 2 only 2 and 4 2, 3 and 4 1 and 3 2 only 2 and 4 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The synchronous modems are more costly than the asynchronous modems because they operate with a larger bandwidth None of these they contain clock recovery circuits they transmit the data with stop and start bits. they produce large volume of data they operate with a larger bandwidth None of these they contain clock recovery circuits they transmit the data with stop and start bits. they produce large volume of data ANSWER DOWNLOAD EXAMIANS APP
Computer Networking If one link fails, only that link is affected. All other links remain active. Which topology does this? Physical topology Mesh topology Bus topology Star topology Physical topology Mesh topology Bus topology Star topology ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Suppose that you have a customer who has a central HQ and six branch offices. They anticipate adding six more branches in the near future. They wish to implement a WAN technology that will allow the branches to economically connect to HQ and you have no free ports on the HQ router. Which of the following would you recommend? ISDN HDLC PPP Frame Relay ISDN HDLC PPP Frame Relay ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What function does a serial interface perform in data communication? Converts serial data into audio signals Converts parallel data into a stream of bits None of these Converts analog signals into digital signals Decodes incoming signals into computer data Converts serial data into audio signals Converts parallel data into a stream of bits None of these Converts analog signals into digital signals Decodes incoming signals into computer data ANSWER DOWNLOAD EXAMIANS APP