Computer Networking What frequency range is used for microwave communications, satellite and radar? None of these Medium Frequency : 300 kHz to 3 MHz Super High Frequency : 3000 MHz to 30000 MHz Extremely High Frequency :30,000 MHz Low Frequency : 30 kHz to 300 kHz None of these Medium Frequency : 300 kHz to 3 MHz Super High Frequency : 3000 MHz to 30000 MHz Extremely High Frequency :30,000 MHz Low Frequency : 30 kHz to 300 kHz ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Acknowledgments, sequencing, and flow control are characteristics of which OSI layer? Layer 4 Layer 3 Layer 2 Layer 7 Layer 4 Layer 3 Layer 2 Layer 7 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking In which of the following technologies is the term HFC used? Frame Relay DSL PPPoE Dedicated T1 Frame Relay DSL PPPoE Dedicated T1 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which transmission mode is used for data communication along telephone lines? Synchronous None of these Asynchronous Serial Parallel Synchronous None of these Asynchronous Serial Parallel ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A protocol is a set of rules governing a time sequence of events that must take place across an interface None of these between peers between modems between an interface across an interface None of these between peers between modems between an interface ANSWER DOWNLOAD EXAMIANS APP
Computer Networking How many hosts are attached to each of the local area networks at your site? 254 None of these 64 256 128 254 None of these 64 256 128 ANSWER DOWNLOAD EXAMIANS APP