1. Which of the following fiber-optic cable types can help data travel approximately 500 meters? multimode single-mode 2. Which of the following fiber-optic cable types use light emitting diodes (LEDs) as a data light source transmitter? multimode single-mode 3. Which of the following fiber-optic cable types use lasers …

1. Which of the following attaches antennas to wireless devices? It can also be bundled with fiber-optic cabling for two-way data transmission. UTP STP coaxial 2. Which of the following counters EMI and RFI by using shielding techniques and special connectors? UTP STP coaxial 3. Which of the …

1. Which media uses patterns of microwaves to represent bits? copper wireless fiber-optic 2. Which media uses patterns of light to represent bits? copper wireless fiber-optic 3. Which media uses electrical pulses to represent bits? copper wireless fiber-optic 4. Which of these is the name for the capacity …

1. True or false? The physical layer is only concerned with wired network connections. true false 2. True or false? When a frame is encoded by the physical layer, all bits are sent over the media at the same time. true false 3. The physical layer of the …

1. True or false? Frames exchanged between devices in different IP networks must be forwarded to a default gateway. True False 2. True or false? The right-most part of an IP address is used to identify the network that a device belongs to. True False 3. What is …

1. What is the process of dividing a large data stream into smaller pieces prior to transmission? sequencing duplexing multiplexing segmentation 2. What is the PDU associated with the transport layer? segment packet bits frame 3. Which protocol stack layer encapsulates data into frames? data link transport network …

1. True or false. Standards organizations are usually vendor-neutral. True False 2. This standards organization is concerned with the Request for Comments (RFC) documents that specify new protocols and update existing ones. Internet Society (ISOC) Internet Engineering Task Force (IETF) Internet Architecture Board (IAB) Internet Research Task Force …

1. UDP and TCP belong to which layer of the TCP/IP protocol? application transport internet network access 2. Which two protocols belong in the TCP/IP model application layer? EIGRP DNS OSPF ICMP DHCP 3. Which protocol operates at the network access layer of the TCP/IP model? HTTP IP …

1. BGP and OSPF are examples of which type of protocol? network communication network security routing service discovery 2. Which two protocols are service discovery protocols? (Choose two.) DNS TCP SSH DHCP 3. What is the purpose of the sequencing function in network communication? to uniquely label transmitted …

1. What is the process of converting information into the proper form for transmission? Formatting Encoding Encapsulation 2. Which step of the communication process is concerned with properly identifying the address of the sender and receiver? Formatting Encoding Encapsulation 3. Which three are components of message timing? (Choose …