Computer Networking What frequency range is used for microwave communications, satellite and radar? Extremely High Frequency :30,000 MHz None of these Super High Frequency : 3000 MHz to 30000 MHz Medium Frequency : 300 kHz to 3 MHz Low Frequency : 30 kHz to 300 kHz Extremely High Frequency :30,000 MHz None of these Super High Frequency : 3000 MHz to 30000 MHz Medium Frequency : 300 kHz to 3 MHz Low Frequency : 30 kHz to 300 kHz ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following medium access control technique is used for bus/tree? token bus None of these CSMA MAC token ring token bus None of these CSMA MAC token ring ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following best illustrates the default subnet mask for a class A,B, and C Network? 255.0.0.0, 255.255.0.0, 255.255.255.0 255.255.255.0, 255.255.0.0, 255.0.0.0 None of these 0.0.0.0, 0.0.0.1, 0.0.1.1 255.255.0.0, 255.255.255.0, 255.255.255.255 255.0.0.0, 255.255.0.0, 255.255.255.0 255.255.255.0, 255.255.0.0, 255.0.0.0 None of these 0.0.0.0, 0.0.0.1, 0.0.1.1 255.255.0.0, 255.255.255.0, 255.255.255.255 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The term 'duplex' refers to the ability of the data receiving stations to echo back a confirming message to the sender. In full duplex data transmission, both the sender and the receiver can receive and send data simultaneously cannot talk at once can do one way data transmission only can send or receive data one at a time None of these can receive and send data simultaneously cannot talk at once can do one way data transmission only can send or receive data one at a time None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which statement(s) about IPv6 addresses are true?1. Leading zeros are required.2. Two colons (::) are used to represent successive hexadecimal fields of zeros.3. Two colons (::) are used to separate fields.4. A single interface will have multiple IPv6 addresses of different types. All of these 2 and 4 1 and 3 1, 3 and 4 All of these 2 and 4 1 and 3 1, 3 and 4 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking In a _____ topology, if there are n devices in a network, each device has n - 1 ports for cables. star bus mesh ring None of these star bus mesh ring None of these ANSWER DOWNLOAD EXAMIANS APP
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