Which of the following types of connections can use full duplex?1. Hub to hub2. Switch to switch3. Host to host4. Switch to hub5. Switch to host 2, 3 and 5 3 and 5 1, 2 and 4 3 and 4 TRUE ANSWER : ? YOUR ANSWER : ?
Stephanie is in charge of a small network and wants to make it simple but secure. The users want to have full control over their data and still be able to share data with the rest of the office. The networking knowledge of the office staff is basic. Which network(s) would be the best for Stephanie to set up? Server-based WAN Peer-to-peer Master domain Share-level TRUE ANSWER : ? YOUR ANSWER : ?
What is route poisoning? It prevents regular update messages from reinstating a route that has just come up. It sends back the protocol received from a router as a poison pill, which stops the regular updates. It describes when a router sets the metric for a downed link to infinity. It is information received from a router that can't be sent back to the originating router. TRUE ANSWER : ? YOUR ANSWER : ?
For connecting modem, a computer must be equipped with a port that conforms to the RS-232 standard of the Electronic Industries Association of America. What do the letters 'RS' stand for? Registered source Recommended standard Recognised standard None of these Random sequence TRUE ANSWER : ? YOUR ANSWER : ?
A 4 KHz noise less channel with one sample ever 125 per sec is used to transmit digital signals. If Delta modulation is selected, then how many bits per second are actually sent? 8 kbps 64 kbps. 32 kbps None of these 128 kbps TRUE ANSWER : ? YOUR ANSWER : ?
In a synchronous modem, the digital-to-analog converter transmits signal to the equalizer None of these demodulator terminal modulator TRUE ANSWER : ? YOUR ANSWER : ?
A front-end processor is a minicomputer that relieves main-frame computers at a computer centre of communications control functions None of these a user computer system a processor in a large-scale computer that executes operating system instructions preliminary processor of batch jobs. TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is a voiceband channel? Coaxial cable Microwave systems Telephone line Telegraph line None of these TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following medium access control technique is used for bus/tree? CSMA token ring None of these MAC token bus TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following TCP/IP internet protocol a diskless machine uses to obtain its IP address from a server? RDP RIP RARP X.25 None of these TRUE ANSWER : ? YOUR ANSWER : ?