Computer Networking Which of the following network access standard is used for connecting stations to a circuit-switched network? X.21 X.3 X.25 None of these X.75 X.21 X.3 X.25 None of these X.75 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What command is used to create a backup configuration? config mem copy running-config startup-config copy running backup wr mem config mem copy running-config startup-config copy running backup wr mem ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What is the minimum number of wires required for sending data over a serial communications links? None of these 1 3 4 2 None of these 1 3 4 2 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following summation operation is performed on the bits to check an error-detecting code? Codec None of these Coder-decoder Checksum Attenuation Codec None of these Coder-decoder Checksum Attenuation ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following are benefits of VLANs?1. They increase the size of collision domains.2. They allow logical grouping of users by function.3. They can enhance network security.4. They increase the size of broadcast domains while decreasing the number of collision domains.5. They simplify switch administration.6. They increase the number of broadcast domains while decreasing the size of the broadcast domains. 1 and 5 2, 3 and 6 1, 3 and 5 2 and 4 1 and 5 2, 3 and 6 1, 3 and 5 2 and 4 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking An error detecting code is which code is the remainder resulting from dividing the bits to be checked by a predetermined binary number, is known as Checksum None of these Error detecting code Cyclic redundancy check Error rate Checksum None of these Error detecting code Cyclic redundancy check Error rate ANSWER DOWNLOAD EXAMIANS APP
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