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 The signal to noise ratio for a voice grade line is 30.1 dB (decibels) or a power ratio of 1023:1. The maximum achievable data rate on this line whose spectrum ranges from 300 Hz to 4300 Hz is 9600 bps 31000 bps 34000 bps None of these 6200 bps 9600 bps 31000 bps 34000 bps None of these 6200 bps ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What function does a serial interface perform in data communication? None of these Converts serial data into audio signals Decodes incoming signals into computer data Converts parallel data into a stream of bits Converts analog signals into digital signals None of these Converts serial data into audio signals Decodes incoming signals into computer data Converts parallel data into a stream of bits Converts analog signals into digital signals ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following device is used to connect two systems, especially if the systems use different protocols? gateway None of these repeater hub bridge gateway None of these repeater hub bridge ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What are two purposes for segmentation with a bridge?1. To add more broadcast domains.2. To create more collision domains.3. To add more bandwidth for users.4. To allow more broadcasts for users. 4 only 1 only 2 and 3 2 and 4 4 only 1 only 2 and 3 2 and 4 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following commands sets a trunk port on a 2960 switch? switchport trunk on trunk on trunk all switchport mode trunk switchport trunk on trunk on trunk all switchport mode trunk ANSWER DOWNLOAD EXAMIANS APP
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