Network Planning & Design – Chapter 1-3

False
The simplest form of a network is a client/server network.
True
Very large peer-to-peer networks have emerged to take advantage of the Internet.
False
Clients on a client/server network share their resources directly with each other.
True
To prepare to enter the networking field, a student should master a number of general networking technologies.
True
Hands-on experience to improve networking hardware and software skills is important when attempting to enter the networking field.
Networks enable multiple users to share resources
Which statement describes an advantage of networks?
Peer-to-peer
Which network model ensures that no computer on the network has more authority than another?
File-sharing
A common way of sharing resources on a peer-to-peer network is by modifying the ____ controls using the computer’s operating system.
Server
A ____ facilitates communication and resource sharing between other computers on the network.
Client/Server
____ networks are the most popular type of network for medium- and large-scale organizations.
LAN
A ____ network is confined to a relatively small space.
Servers
Often, separate LANs are interconnected and rely on several ____ running many different applications and managing resources other than dat
MAN
A ____ network connects clients and servers from multiple buildings.
Connectivity Device
A ____ is a specialized device that allows multiple networks or multiple parts of one network to connect and exchange dat
Star
Which network topology is the most common?
Packets
____ are the distinct units of data that are exchanged between nodes on a network.
File
____ services refer to the capability of a server to share data files, applications, and disk storage space.
Access
____ services allow remote users to connect to the network.
Convergence
The phenomenon of offering multiple types of communications services on the same network is known as ____.
Communications
Which type of service supports e-mail?
Mail servers
____ provide a Web-based client for checking e-mail.
Network management services
Security auditing is handled by ____.
Soft skills
Dependability is a characteristic of ____.
Certification
____ is a popular career development tool for job seekers and a measure of an employee’s qualifications for employers.
Cisco CCIE
Which certification requires candidates to pass lab exams?
True
Standards assist in network design.
False
Network functions are associated with only one layer of the OSI model.
False
The Application layer includes software applications.
False
All Transport layer protocols are concerned with reliability.
False
IEEE has divided the Transport layer into two sublayers.
Minimum acceptable
Standards define the ____ performance of a product or service.
ISO
The goal of ____ is to establish international technological standards to facilitate the global exchange of information and barrier free trade.
ITU
The ____ is a specialized United Nations agency that provides developing countries with technical expertise and equipment to advance those nations’ technological bases.
ISOC
____ oversees the IAB (Internet Architecture Board).
It describes a theoretical representation of what happens between two nodes communicating on a network.
Which statement accurately describes the OSI model?
Application
Which OSI model layer initiates the flow of information?
Presentation
Which OSI model layer manages data encryption?
Transport
Which OSI model layer manages data encryption?
Connectionless
Which type of protocol is useful when data must be transferred quickly?
Segments
Transport layer protocols break large data units into ____.
Reassembly
____ is the process of reconstructing segmented dat
Two
Each network node has ____ types of addresses.
Routing
The process of determining the best path from Point A on one network to Point B on another is known as ____.
Network
In which OSI model layer does IP operate?
LLC
Which Data Link sublayer manages flow control?
MAC
Which Data Link sublayer manages access to the physical medium?
Physical address
.The ____ is a fixed number associated with a device’s NIC.
Physical
In which OSI model layer do hubs operate?
Physical and Data Link
In which OSI model layer(s) do NICs operate?
802.11
Which IEEE standard describes specifications for wireless transmissions?
False
The strength of an electrical signal is directly proportional to its frequency.
True
Modulation can be used to make a signal conform to a specific pathway.
True
Ethernet is an example of a baseband system found on many LANs.
False
Latency occurs when a signal traveling on one wire or cable infringes on the signal traveling over an adjacent wire or cable.
True
The maximum distance a signal can travel and still be interpreted accurately is equal to a segment’s maximum length.
Wavelength
The distance between corresponding points on a wave’s cycle is called its ____.
1
A digital signal composed of a pulse of positive voltage represents a(n) ____.
14
The byte 00001110 means ____ on a digital network.
Carrier
In modulation, a simple wave called a(n) ____ wave, is combined with another analog signal to produce a unique signal that gets transmitted from one node to another.
Full-duplex
When signals are free to travel in both directions over a medium simultaneously, the transmission is considered ____.
WDM (wavelength division multiplexing)
____ is a technology used with fiber-optic cable, which enables one fiber-optic connection to carry multiple light signals simultaneously.
Throughput
The data transmission characteristic most frequently discussed and analyzed by networking professionals is ____.
Noise
One of the most common transmission flaws affecting data signals is ____.
Throughput
The most significant factor in choosing a transmission method is its ____.
Cross talk
The more twists per foot in a pair of wires, the more resistant the pair will be to ____.
Cat 5
Modern LANs use ____ or higher wiring.
Single
Serial refers to a style of data transmission in which the pulses that represent bits follow one another along a ____ transmission line.
EIA/TIA RS-232 (Recommended Standard 232)
____ describes a popular serial data transmission method.
DB-25
Which connector is used in RS-232 transmissions?
Console
The serial interface on the back of the connectivity device is often labeled “____.”
Cable plant
Which term describes the hardware that makes up the enterprise-wide cabling system?
TIA/EIA Commercial Building Wiring Standard
Which standard is also known as structured cabling?
Cross-connect facilities
The points where circuits interconnect with other circuits is known as ____.
Telecommunications closet
Which term identifies a room containing connectivity for groups of workstations in its area?
Horizontal wiring
____ describes wiring that connects workstations to the closest telecommunications closet.