Which communication process typically is the least intelligent?
- Slave
- Master
- Middle tier
- Peer
- Slave
What types of processes are located on two computers that perform approximately the same services?
- Client
- Server
- Master
- Peer
- Peer
A peer-to-peer network is a practical solution in which of the following applications? (Choose two.)
- Supporting thousands of client requests for online reference materials
- Enabling centralized administration and control of resources and user accounts
- Building a simple network supporting a few clients accessing a shared printer
- Creating an inexpensive solution for a small business just starting out
- Building a simple network supporting a few clients accessing a shared printer
- Creating an inexpensive solution for a small business just starting out
In a client/server arrangement, where are requests normally generated?
- Client
- Server
- Either client or server
- Network interface card (NIC).
- Client
What three addresses are needed to move data from one application to another across a network?
- Ethernet address, Data Link address, IP address
- Port address, process address, IP address
- Logical address, network address, network interface card (NIC) address
- Network address, network interface card (NIC) address, process address
- Network address, network interface card (NIC) address, process address
Which of the following best describes the function of a media access control (MAC) layer address?
- Identifies the destination device’s physical address
- Identifies the logical network to which a packet belongs
- Transmits a frame to the destination application
- Identifies the logical network to which a frame belongs
- Identifies the destination device’s physical address
What is the primary purpose of a Network Layer protocol?
- Transmit bits across a physical link
- Transmit frames across a physical link
- Transmit packets across a network
- Transmit messages from process to process
- Transmit packets across a network
Which of the following is the lowest layer?
- Data Link Layer
- Physical Layer
- Network Layer
- Transport Layer
- Physical Layer
What is the primary purpose of a Data Link Layer protocol?
- Transmit bits across a physical link
- Transmit frames across a physical link
- Transmit packets across a network
- Transmit messages from process to process
- Transmit frames across a physical link
Which of the following layers is only concerned with the physical signals that represent data bits?
- Data Link Layer
- Physical Layer
- Network Layer
- Transport Layer
- Physical Layer
What is the primary purpose of a Physical Layer protocol?
- Transmit bits across a physical link
- Transmit frames across a physical link
- Transmit packets across a network
- Transmit messages from process to process
- Transmit bits across a physical link
Which of the choices below is a Transport Layer protocol?
- Ethernet
- IP
- User Datagram Protocol (UDP)
- RS-232
- User Datagram Protocol (UDP)
If segmentation occurs on the sending node, what must occur on the receiving node?
- Reassembly
- Encapsulation
- Parallellization
- Resolution
- Reassembly
What is the primary purpose of a Transport Layer protocol?
- Transmit bits across a physical link
- Transmit frames across a physical link
- Transmit packets across a network
- Transmit messages from process to process
- Transmit messages from process to process
Encapsulation means that each layer on the sending node does which of the following?
- Adds a trailer to the data
- Removes its protocol header from the data
- Adds its protocol header to the data
- Adds a header to each bit
- Adds its protocol header to the data
In unshielded twisted-pair (UTP) cable, why is each pair of wires twisted?
- To reduce noise and interference
- To clearly identify which two wires form a pair
- To simplify installation
- All of the above
- To reduce noise and interference
Multimode fiber-optic cable has a larger glass diameter than single-mode fiber. True or False
True
Light emitting diodes (LED) are the typical light source for single-mode fiber-optic cable. True or False
False
In fiber-optic cable, a glass core is used to generate light signals for transmission of digital information. True or False
False
Optical cladding is used to reflect light as it travels down a glass core in a fiber-optic cable. True or False
True
When Cat 5E cable is installed, which one of the following technologies can easily be upgraded to from a 10BaseT Ethernet LAN?
- Fast Ethernet (100 Mbps)
- 100 Mbps Fiber Distributed Data Interface (FDDI)
- 155 Mbps asynchronous transfer mode (ATM)
- 10 Gbps Ethernet
- Fast Ethernet (100 Mbps)
Fiber-optic cable often carries more than one signal at a time. True or False
True
Category 3 cabling cannot support 100 Mbps Ethernet. True or False?
True
