What does a DSL do?
- splits the access line into three signals
What is the drawback of Dialup telephone?
- typically has very low bandwidith
Satellite is a connection that is
- not suited for heavily wooded areas
This describes a cable connection
- uses coaxial cable as medium
Which device performs the function of determining the path that messages should take through internetworks?
- a router
What type of network must a home user access in order to do online shopping?
- The Internet
Description of Instant Messaging
- real-time communication between two or more people
Description of Social Media
- interactive websites where people create and share user-generated content with friends and family
Description of a wiki
- web pages that groups of people can edit and view together
Description of a podcast
- an audio-based medium that allows people to deliver their recordings to a wide audience
Which statement describes a characteristic of cloud computing?
- Applications can be accessed over the Internet through a subscription
Which statement describes a network that supports QoS?
- The network provides predictable levels of service to different types of traffic
What is a characteristic of circuit-switched networks?
- If all circuits are busy, a new call cannot be placed.
Which two Internet connection options do not require that physical cables be run to the building? (Choose two.)
- Satellite
- Cellular
What are two functions of intermediary devices on a network? (Choose two.)
- They filter the flow of data, based on security settings
- They direct data along alternate pathways when there is a link failure
Requiring strong, complex passwords is a practice that supports which network security goal?
- ensuring data confidentiality
What two criteria are used to help select network media? (Choose two.)
- the environment where the media is to be installed
- the distance the media can successfully carry a signal
. Which two Internet solutions provide an always-on, high-bandwidth connection to computers on a LAN? (Choose two.)
- DSL
- Cable
Fill in the blank. The acronym ________ refers to the trend of end users being able to use their personal devices to access the business network and resources.
- BYOD
Which expression accurately defines the term congestion?
- a state where the demand on the network resources exceeds the available capacity
Which two statements about the relationship between LANs and WANs are true? (Choose two.)
- WANs are typically operated through multiple ISPs, but LANs are typically operated by single organizations or individuals
- WANs connect LANs at slower speed bandwidth than LANs connect their internal end devices
Refer to the exhibit. Which set of devices contains only intermediary devices?
- A, B, D, G
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 LAN
Which tool provides real-time video and audio communication over the Internet so that businesses can conduct corporate meetings with participants from several remote locations?
- TelePresence
Which description correctly defines a converged network?
- a single network channel capable of delivering multiple communication forms
Which three network tools provide the minimum required security protection for home users? (Choose three.)
- antivirus software
- antispyware software
- a firewall
Which describes Ensuring confidentiality?
- only the intended recipients can access and read the data
Which describes Maintaining Integrity?
- the assurance that the information has not been altered during transmission
Which describes Ensuring Availability?
- the assurance of timely and reliable access to data
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