Computer Networking How many OSI layers are covered in the X.25 standard? three seven two None of these six three seven two None of these six ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following is the decimal and hexadecimal equivalents of the binary number 10011101? 159, 0x9F 155, 0x9B 185, 0xB9 157, 0x9D 159, 0x9F 155, 0x9B 185, 0xB9 157, 0x9D ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following connectivity devices is used to extend a network on a purely mechanical basis? Active hub Switch 802.6 Gateway Router Active hub Switch 802.6 Gateway Router ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Computers cannot communicate with each other directly over telephone lines because they use digital pulses whereas telephone lines use analog sound frequencies. What is the name of the device which permits digital to analog conversion at the start of a long distance transmission? Attenuation Teleprocessor Interface Modem None of these Attenuation Teleprocessor Interface Modem None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Routers operate at layer _____. LAN switches operate at layer _____. Ethernet hubs operate at layer _____. Word processing operates at layer _____. 3, 2, 1, 7 All of these 3, 2, 1, none 3, 3, 1, 7 3, 3, 2, none 3, 2, 1, 7 All of these 3, 2, 1, none 3, 3, 1, 7 3, 3, 2, none ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What does RIPv2 use to prevent routing loops?1. CIDR2. Split horizon3. Authentication4. Classless masking5. Holddown timers 1 and 3 2, 3 and 5 3 and 4 2 and 5 1 and 3 2, 3 and 5 3 and 4 2 and 5 ANSWER DOWNLOAD EXAMIANS APP
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