35. Multiple systems try to send data at the same time. The electrical pulses sent across the cable interfere with each other. What type of network segment is being used?
- Wide Area Network (WAN)
- Subnet
- Local Area Network (LAN)
- Collision domain
36. What device provides emails to devices like laptops and desktop computers?
- Server
- Switch
- Router
- Hub
37. Fill in the blank: When data flows across a cable in both directions, this is known as_____ communication.
- Cross talk
- Duplex
- Simplex
- Ethernet
38. Which of these devices contains many network ports, but does no other work than being a container for cable endpoints?
- Hub
- Patch Panel
- Router
- Switch
39. What is used to determine when the communications channels are clear and when a device is free to transmit data?
- Internet Protocol (IP)
- Transmission Control Protocol (TCP)
- Ethernet
- Carrier Sense Multiple Access with Collision Detection (CSMA/CD)
40. You need to identify the manufacturer of a network interface. Where will you look for this information?
- The last octet of a Media Access Control (MAC) address
- The first three octets of a Media Access Control (MAC) address
- The first octet of a Media Access Control (MAC) address
- The fourth octet of a Media Access Control (MAC) address
41. What immediately follows the Start Frame Delimiter in an ethernet frame?
- Destination Media Access Control (MAC) address
- Payload
- Frame Check Sequence
- EtherType field
42. True or false: Fiber cables use pulses of light to represent the ones and zeros of data.
- True
- False
44. A Local Area Network (LAN) uses Category 6 cabling. An issue with a connection results in a network link degradation and only one device can communicate at a time, but information can still go in either direction. What is the connection operating at?
- Simplex
- Half Duplex
- Partial
- Full Duplex
Shuffle Q/A 2
45. What is the most common plug used with twisted pair network cables?
- Registered Jack 35
- Registered Jack 45
- Registered Jack 11
- Registered Jack 46
46. Which layer abstracts away the need for any other layers to care about what hardware is in use?
- Transport
- Data Link
- Physical
- Network
