Computer Networking Which WLAN IEEE specification allows up to 54Mbps at 2.4GHz? N A B G N A B G ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A 4 KHz noiseless channel with one sample every 125 per sec, is used to transmit digital signals. Find the bit rate (bits per second) that are sent, if CCITT 2.048 Mbps encoding is used. 8 Kbps None of these 64 Kbps 500 Kbps 32 Kbps 8 Kbps None of these 64 Kbps 500 Kbps 32 Kbps ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following conditions is used to transmit two packets over a medium at the same time? None of these Asynchronous Collision Synchronous Contention None of these Asynchronous Collision Synchronous Contention ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A required characteristic of an online real-time system is: offline batch processing None of these more than one CPU All of these no delay in processing offline batch processing None of these more than one CPU All of these no delay in processing ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following communications modes support two-way traffic but in only one direction of a time? simplex None of these three-quarters duplex full-of the above half-duplex simplex None of these three-quarters duplex full-of the above half-duplex ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A default Frame Relay WAN is classified as what type of physical network? Broadcast multi-access Point-to-point Non-broadcast multipoint Non-broadcast multi-access Broadcast multi-access Point-to-point Non-broadcast multipoint Non-broadcast multi-access ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS