Computer Networking What frequency range is used for microwave communications, satellite and radar? Low Frequency : 30 kHz to 300 kHz Medium Frequency : 300 kHz to 3 MHz Super High Frequency : 3000 MHz to 30000 MHz None of these Extremely High Frequency :30,000 MHz Low Frequency : 30 kHz to 300 kHz Medium Frequency : 300 kHz to 3 MHz Super High Frequency : 3000 MHz to 30000 MHz None of these Extremely High Frequency :30,000 MHz ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A communications device that combines transmissions from several I/O devices into one line is a: concentrator multiplexer None of these full-duplex line modifier concentrator multiplexer None of these full-duplex line modifier ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following series of commands will restrict Telnet access to the router? Lab_A(config)#access-list 10 permit 172.16.1.1Lab_A(config)#line vty 0 4Lab_A(config-line)#ip access-group 10 in Lab_A(config)#access-list 10 permit 172.16.1.1Lab_A(config)#line con 0Lab_A(config-line)#ip access-group 10 in Lab_A(config)#access-list 10 permit 172.16.1.1Lab_A(config)#line vty 0 4Lab_A(config-line)#access-class 10 out Lab_A(config)#access-list 10 permit 172.16.1.1Lab_A(config)#line vty 0 4Lab_A(config-line)#access-class 10 in Lab_A(config)#access-list 10 permit 172.16.1.1Lab_A(config)#line vty 0 4Lab_A(config-line)#ip access-group 10 in Lab_A(config)#access-list 10 permit 172.16.1.1Lab_A(config)#line con 0Lab_A(config-line)#ip access-group 10 in Lab_A(config)#access-list 10 permit 172.16.1.1Lab_A(config)#line vty 0 4Lab_A(config-line)#access-class 10 out Lab_A(config)#access-list 10 permit 172.16.1.1Lab_A(config)#line vty 0 4Lab_A(config-line)#access-class 10 in ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following provide inter-switch VLAN communication? 1. ISL 2. VTP 3. 802.1Q 4. 802.3Z 2, 3 and 4 2 only 1 and 3 2 and 4 2, 3 and 4 2 only 1 and 3 2 and 4 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following commands will display the current IP addressing and the layer 1 and 2 status of an interface?1. show version2. show protocols3. show interfaces4. show controllers5. show ip interface None of these 1, 2 and 4 2, 3 and 5 3 and 4 only None of these 1, 2 and 4 2, 3 and 5 3 and 4 only ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What is the maximum distance with maximum data rate for 802.11b? Over 200 feet About 90-100 feet About 150 feet About 65-75 feet Over 200 feet About 90-100 feet About 150 feet About 65-75 feet ANSWER DOWNLOAD EXAMIANS APP