Computer Networking What frequency range is used for microwave communications, satellite and radar? None of these Medium Frequency : 300 kHz to 3 MHz Super High Frequency : 3000 MHz to 30000 MHz Low Frequency : 30 kHz to 300 kHz Extremely High Frequency :30,000 MHz None of these Medium Frequency : 300 kHz to 3 MHz Super High Frequency : 3000 MHz to 30000 MHz Low Frequency : 30 kHz to 300 kHz Extremely High Frequency :30,000 MHz ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The Acme Corporation is implementing dial-up services to enable remote-office employees to connect to the local network. The company uses multiple routed protocols, needs authentication of users connecting to the network, and since some calls will be long distance, needs callback support. Which of the following protocols is the best choice for these remote services? HDLC 802.1 Frame Relay PAP PPP HDLC 802.1 Frame Relay PAP PPP ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The process of converting analog signals into digital signals so they can be processed by a receiving computer is referred to as: demodulation None of these synchronizing modulation synchronizing demodulation None of these synchronizing modulation synchronizing ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following layer protocols are responsible for user and the application programme support such as passwords, resource sharing, file transfer and network management? Layer 4 protocols Layer 7 protocols Layer 6 protocols Layer 5 protocols None of these Layer 4 protocols Layer 7 protocols Layer 6 protocols Layer 5 protocols None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following is considered to be the destination host after translation? Outside local Outside global Inside local Inside global Outside local Outside global Inside local Inside global ANSWER DOWNLOAD EXAMIANS APP
Computer Networking With an IP address set starting with 150, you currently have six offices that you are treating as subnets. Plans are in place to open 10 more offices before the end of the year. What subnet mask should you use to satisfy the needed number of subnets and maximize the number of hosts available at each site? 252 240 248 192 224 252 240 248 192 224 ANSWER DOWNLOAD EXAMIANS APP
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