KW_deck_4757440 (1) Flashcards
You are sitting in an interview for a network administrator’s job. The interviewer wants to know what the MAC in mac address stands for. P.93
Media Access Control
You are sitting in an interview for a network administrator’s job. The interviewer wants you to to tell him on which two levels of the OSI model does ethernet work? P. 95
Data Link and Physical layer
True or False. As long as a device has an IP address there is no need for a mac address for two device to communicate via a basic network. P. 94-95
False
You are the head of the IT department at big company. One of your techs notice interference in the network cabling. The tech want to take out the lines and reinstall the cable. What do you suggest to the tech to avoid the demolition. P.96
check for a collision event
You are sitting in an interview for a network administrator’s job. The interviewer asks you what CSMA/CD is short for? P.96
Carrier Sense Multiple Access with Collision Detection
You are sitting in an interview for a network administrator’s job. The interviewer asks you to explain what happens when a collision happens over an ethernet LAN. P.97
- A signal jam informs all devices that a collision occurred2. The collision invokes a random back off algorithm3. Each device on the Ethernet segment stops transmitting for a short time until the timers expire4. All host have equal priority to transmit after timer expires
You are sitting in an interview for a network administrator’s job. The interviewer asks you what are the affects of a CSMA/CD network sustaining heavy collisions. P. 97
Delay, Low Throughput, Congestion
In the field it is essential to understand the two ways of sending a signal down a wire. The network you are currently working on uses both voip and data simultaneously. Which way is the network most likely to be using? P.98
Broadband
