Chapter 1 Exam
What is the Internet?
It is a network based on Ethernet technology.
It provides network access for mobile devices.
It provides connections through interconnected global networks.
It is a private network for an organization with LAN and WAN connections.
Which statement describes the use of powerline networking technology?
New “smart” electrical cabling is used to extend an existing home LAN.
A home LAN is installed without the use of physical cabling.
A device connects to an existing home LAN using an adapter and an existing electrical outlet.
Wireless access points use powerline adapters to distribute data through the home LAN.
A company is contemplating whether to use a client/server or a peer-topeer network. What are three characteristics of a peer-to-peer network? (Choose three.)
Better security
Easy to create
Better device performance when acting as both client and server
Lacks centralized administration
Less cost to implement
Scalable
Which device performs the function of determining the path that messages should take through internetworks?
A firewall
A router
A DSL Modem
A web server
Which area of the network would a college IT staff most likely have to redesign as a direct result of many students bringing their own tablets and smartphones to school to access school resources?
Wireless WAN
Wired LAN
Wireless LAN
Intranet
Extranet
The acronym (??) refers to the policy that allows employees to use their personal devices in the business office to access the network and other resources.
Which statement describes a characteristic of cloud computing?
A business can connect directly to the Internet without the use of an ISP.
Applications can be accessed over the Internet by individual users or businesses using any device, anywhere in the world.
Devices can connect to the Internet through existing electrical wiring
Investment in new infrastructure is required in order to access the cloud
Which term describes the state of a network when the demand on the network resources exceeds the available capacity?
Convergence
Congestion
Synchronization
Optimization
Which two statements describe intermediary devices? (Choose two.)
Intermediary devices generate data content
Intermediary devices alter data content.
Intermediary devices direct the path of the data.
Intermediary devices connect individual hosts to the network.
Intermediary devices initiate the encapsulation process.
Not suited for heavily suited wooded areas
DSL
Dialup telephone
Satelite
Cable
Uses control cable s a medium
DSL
Dialup telephone
Satelite
Cable
Typically has very low bandwidth
DSL
Dialup telephone
Satelite
Cable
High bandwidth connection that run over telephone line
DSL
Dialup telephone
Satelite
Cable
What security violation would cause the most amount of damage to the life of a home user?
Denial of service to your email server
Replication of worms and viruses in your computer
Capturing of personal data that leads to identity theft
Spyware that leads to spam emails
What two criteria are used to help select a network medium from various network media?
The types of data that need to be prioritized
The cost of the end devices utilized in the network
The distance the selected medium can successfully carry a signal
The number of intermediary devices installed in the network
The environment where the selected medium is to be installed
Which two connection options provide an always-on, high-bandwidth Internet connection to computers in a home office? (Choose two.)
Satelite
Cable
DSL
Telephone line
Cellular
A (??)network is capable of delivering voice, video, text, and graphics over the same communication channels.
What are two functions of end devices on a network? (Choose two.)
They originate the data that flows through the network.
They direct data over alternate paths in the event of link failures.
They filter the flow of data to enhance security
They are the interface between humans and the communication network
They provide the channel over which the network message travels.
Only the intended recipients can access and read the data
Confidentiality
Integrity
Availability
The assurance of timely and reliable access to data
Confidentiality
Integrity
Availability
The assurance that the information has not been altered during transmission
Confidentiality
Integrity
Availability
What type of network must a home user access in order to do online shopping?
The Intranet
The Internet
Th Extranet
A local area network
Which expression accurately defines the term bandwidth?
A method of limiting the impact of a hardware or software failure on the network
A measure of the data carrying capacity of the media
A state where the demand on the network resources exceeds the available capacity
A set of techniques to manage the utilization of network resources
A user is implementing security on a small office network. Which two actions would provide the minimum security requirements for this network? (Choose two.)
Implementing a firewall
Installing a wireless network
Installing antivirus software
Implementing an intrusion detection system
Adding a dedicated intrusion prevention device
What type of network traffic requires QoS?
Email
Wiki
Video conferencing
On-line purchasing
A network administrator is implementing a policy that requires strong, complex passwords. Which data protection goal does this policy
Data confidentialiy
Data redundancy
Data integrity
Data quality
Which two Internet connection options do not require that physical cables be run to the building? (Choose two.)
DSL
Cellular
Dedicated leased line
Dialup
Satellite
Interactive websites where people create and share user-generated content with friends and family
Podcast
Social media
Wiki
Instant messaging
Web pages that groups of people can edit and view together
Podast
Social media
Wiki
Instant messaging
Real time communication between two or more people
Podcast
Social media
Wiki
Instant messaging
An audio-based medium that allows people to deliver their recordings to a wide audience
Podcast
Social media
Wiki
Instant messaging
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