Cisco CCNA 1 Chapter 1 2015

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Which type of network design combines voice, video, and data on the same communication channel?

a converged network

In which scenario would the use of a WISP be recommended?

a farm in a rural area without wired broadband access

Which device performs the function of determining the path that messages should take through internetworks?

a router

Which description correctly defines a converged network?

a single network channel capable of delivering multiple communication forms

Which expression accurately defines the term congestion?

a state where the demand on the network resources exceeds the available capacity

What is a wiki?

a web page that groups of people can edit and review

Which three network tools provide the minimum required security protection for home users? (Choose three.)

antivirus software antispyware software​ a firewall

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 two Internet connection options do not require that physical cables be run to the building? (Choose two.)

cellular satellite

Match each definition to the corresponding security goal. (Not all options are used.)

ensuring confidentiality; maintaining integrity; ensuring availability.

Requiring strong, complex passwords is a practice that supports which network security goal?

ensuring data confidentiality

Match the form of network communication with its description. (Not all options are used.)

interactive websites where people create and share user-generate content with friends and family; web pages that groups of people can edit and view together; an audio-based medium that allows people to deliver their recordings to a wide audience; real-time communication between two or more people.

Refer to the exhibit. Which term correctly identifies the device type that is included in the area B?

intermediary Routers and switches are intermediary devices. End devices consist of PCs, laptops, and servers. They also include printers, VoIP phones, security cameras, and hand-held devices.

What are two benefits of collaboration and video-on-demand applications? (Choose two.)

providing a richer e-learning environment. providing better social media opportunities.

Fill in the blank. A ___________ networkis able to expand to accept new devices and applications without affecting performance.

scalable

Fill in the blank. The farther you are from the central office when utilizing a DSL connection, the______ the connection speed.

slower

During a routine inspection, a technician discovered that software that was installed on a computer was secretly collecting data about websites that were visited by users of the computer. Which type of threat is affecting this computer?

spyware Refer to curriculum topic: 1.4.3 Spyware is software that is installed on a network device and that collects information.

What type of network must a home user access in order to do online shopping?

the Internet

What two criteria are used to help select network media? (Choose two.)

the distance the media can successfully carry a signal; the environment where the media is to be installed

A data center has recently updated a physical server to host multiple operating systems on a single CPU. The data center can now provide each customer with a separate web server without having to allocate an actual discrete server for each customer. What is the networking trend that is being implemented by the data center in this situation?

virtualization

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 two statements correctly define types of network infrastructure? (Choose two.)

A WLAN is designed to wirelessly interconnect users and end points in a small geographical area. A SAN is designed to support data storage, retrieval, and replication.

Refer to the exhibit. Which set of devices contains only intermediary devices?

A, B, D, G

Which statement describes a characteristic of cloud computing?

Applications can be accessed over the Internet through a subscription.

Which two Internet solutions provide an always-on, high-bandwidth connection to computers on a LAN? (Choose two.)​ Which two Internet solutions provide an always-on, high-bandwidth connection to computers on a LAN? (Choose two.)​

DSL cable

Match each characteristic to its corresponding Internet connectivity type. (Not all options are used.)

DSL; dialup teltephone; satellite; cable;

What is a characteristic of circuit-switched networks?

If all circuits are busy, a new call cannot be placed.

Fill in the blank. An_________ is a private connection of LANs and WANs that belongs to an organization, and is designed to be accessible only by the members and employees of the organization, or others with authorization.

Intranet

For which three reasons was a packet-switched connectionless data communications technology used when developing the Internet? (Choose three.)

It can rapidly adapt to the failure of network devices and communication links. Data packets can travel through the network using multiple different paths. Network devices dynamically decide on the best available path to forward each packet.

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 statement describes a network that supports QoS?

The network provides predictable levels of service to different types of traffic.

Which statement describes a network that supports QoS?

The network provides predictable levels of service to different types of traffic. QoS means that the network can deliver services in a predictable, measurable, and, if necessary, guaranteed manner. QoS uses classification and queuing to manage the delivery of data, minimizing delay and packet loss.

What are two functions of intermediary devices on a network? (Choose two.)

They direct data along alternate pathways when there is a link failure. They filter the flow of data, based on security settings.

Which two statements about the relationship between LANs and WANs are true? (Choose two.)

WANs connect LANs at slower speed bandwidth than LANs connect their internal end devices. WANs are typically operated through multiple ISPs, but LANs are typically operated by single organizations or individuals.


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