Computer Networking Which transmission mode is used for data communication along telephone lines? Asynchronous Parallel Synchronous None of these Serial Asynchronous Parallel Synchronous None of these Serial ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Error control is needed at the transport layer because of potential errors occurring _____. in routers from packet losses. from transmission line noise from out-of-sequence delivery in routers from packet losses. from transmission line noise from out-of-sequence delivery ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What protocol is used between E-Mail servers? SNMP None of these FTP SMTP POP3 SNMP None of these FTP SMTP POP3 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 only 3 and 4 4 only 1 and 2 1 only 3 and 4 4 only 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Satellite-Switched Time-Division Multiple Access (SS/TDMA) is All of these None of these a medium access control technique for multiple access transmission media the method of determining which device has access to the transmission medium at any time. a form of TDMA in which circuit switching is used to dynamically change the channel assignments All of these None of these a medium access control technique for multiple access transmission media the method of determining which device has access to the transmission medium at any time. a form of TDMA in which circuit switching is used to dynamically change the channel assignments ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The synchronous modems are more costly than the asynchronous modems because they produce large volume of data None of these they operate with a larger bandwidth they contain clock recovery circuits they transmit the data with stop and start bits. they produce large volume of data None of these they operate with a larger bandwidth they contain clock recovery circuits they transmit the data with stop and start bits. ANSWER DOWNLOAD EXAMIANS APP
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