Computer Networking What function does a serial interface perform in data communication? None of these Converts serial data into audio signals Converts parallel data into a stream of bits Converts analog signals into digital signals Decodes incoming signals into computer data None of these Converts serial data into audio signals Converts parallel data into a stream of bits Converts analog signals into digital signals Decodes incoming signals into computer data ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following frequency ranges is used for AM radio transmission? Very High Frequency : 30 MHz to 300 MHz Medium Frequency : 300 kHz to 3 MHz High Frequency : 3 MHz to 30 MHz None of these Very Low Frequency : 3 kHz to 30 kHz Very High Frequency : 30 MHz to 300 MHz Medium Frequency : 300 kHz to 3 MHz High Frequency : 3 MHz to 30 MHz None of these Very Low Frequency : 3 kHz to 30 kHz ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A default Frame Relay WAN is classified as what type of physical network? Non-broadcast multipoint Non-broadcast multi-access Broadcast multi-access Point-to-point Non-broadcast multipoint Non-broadcast multi-access Broadcast multi-access Point-to-point ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following is an important characteristic of LAN? unlimited expansion application independent interfaces parallel transmission low cost access for low bandwidth channels None of these unlimited expansion application independent interfaces parallel transmission low cost access for low bandwidth channels None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A communications medium that uses pulses of laser light in glass fibers. Select the best fit for answer: Fiber optic cables Telecommunications software Telecommunications processors Cellular phone systems Fiber optic cables Telecommunications software Telecommunications processors Cellular phone systems ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A communication network which is used by large organizations over regional, national or global area is called LAN WAN Intranet MAN None of these LAN WAN Intranet MAN None of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS