Quiz 7 MIS
The 802.11 set of standards is known as: WSN. Wi-Fi. WLAN. WAN. WiMax.
Wi-Fi.
In the domain name "http://books.azimuth-interactive.com", which element is the second-level domain? books.azimuth-interactive books azimuth-interactive.com com none; there is no second-level domain in this name
azimuth-interactive.com
The most appropriate wireless networking standard for creating PANs is: RFID. Wi-Fi. Bluetooth. IEEE 802.11b. I-mode.
bluetooth
The total amount of digital information that can be transmitted through any telecommunications medium is measured in: Hertz. gigaflops. RPMs. baud. bps.
bps
Instant messaging is a type of ________ service. cellular chat network e-mail wireless
chat
The telephone system is an example of a ________ network. packet-switched circuit-switched wireless peer-to-peer client/server
circuit-switched
IPv6 has been developed in order to: reduce excess IP addresses. support Internet2. allow for different levels of service. update the packet transmission protocols for higher bandwidth. create more IP addresses.
create more IP addresses.
Bandwidth is the: geographical distance spanned by a network. number of frequencies that can be broadcast through a medium. difference between the highest and lowest frequencies that can be accommodated on a single channel. total number of bytes that can be sent through a medium per second. number of cycles per second that can be sent through a medium.
difference between the highest and lowest frequencies that can be accommodated on a single channel.
Bluetooth can be used to link up to ________ devices within a 10-meter area using low-power, radio-based communication. twenty two fifteen eight five
eight
true or false? A NOS must reside on a dedicated server computer in order to manage a network.
false
true or false? A computer network consists of at least three computers.
false
true or false? A hub is a networking device that is used to filter and forward data to specified destinations on the network.
false
true or false? NFC tags are always passive
false
true or false? RFID technology is being gradually replaced by less costly technologies such as WSNs.
false
true or false? The number of cycles per second that can be sent through any telecommunications medium is measured in kilobytes.
false
One or more access points positioned on a ceiling, wall, or other strategic spot in a public place to provide maximum wireless coverage for a specific area are referred to as: touch points. netcenters. wireless hubs. hotspots. hot points.
hotspots
Shopping bots use ________ software for searching the Internet. Web 2.0 intelligent agent Web 3.0 SEO comparison
intelligent agent
A VPN: is an encrypted private network configured within a public network. provides secure, encrypted communications using Telnet. is an Internet-based service for delivering voice communications. is a proprietary networking service technology developed by individual corporations. is more expensive than a dedicated network.
is an encrypted private network configured within a public network.
The backbone networks of the Internet are typically owned by long-distance telephone companies called: network service providers. backbone providers. internet bulk providers. enhanced service providers. regional network providers.
network service providers.
Digital subscriber lines: have up to twenty-four 64-Kbps channels. are very-high-speed data lines typically leased from long-distance telephone companies. are assigned to every computer on the Internet. operate over coaxial cable lines to deliver Internet access. operate over existing telephone lines to carry voice, data, and video.
operate over existing telephone lines to carry voice, data, and video.
Predictive search in Google's search engine: predicts what you are looking for as you enter words into the query box. uses a tracking service and cookies on your browser to predict search results. uses a semantic approach to predict what you are looking for. maintains a history of your searches and then predicts what you will search on next. uses a knowledge graph of what similar people searched on to predict your search interests.
predicts what you are looking for as you enter words into the query box.
A(n) ________ is a device that forwards packets of data through different networks, ensuring that the data gets to the right address. telnet packet router modem hub
router
Which of the following is a device that acts as a connection point between computers and can filter and forward data to a specified destination? Modem Switch NIC Hub Router
switch
The concept of a future web in which it is commonplace for everyday objects to be connected, controlled or monitored over the Internet is called: the Semantic Web. a 3-D Web. Internet2. the Internet of Things. Web 2.0.
the Internet of Things.
The child domain of the root is called the: host name. mid-tier domain. top-level domain. domain extension. second-level domain.
top-level domain.
true or false? Apple Pay uses an RFID-related technology called near field communication.
true
true or false? Coaxial cable is similar to that used for cable television and consists of thickly insulated copper wire.
true
true or false? Computer networks are fundamentally different from telephone networks
true
true or false? In a client/server network, a network server provides every connected client with an address so it can be found by others on the network.
true
true or false? In a large company today, you will often find an infrastructure that includes hundreds of small LANs linked to each other as well as to corporate-wide networks.
true
true or false? In addition to being an online retailer, Amazon is also a powerful search engine.
true
true or false? Mobile search makes up at more than 50% of all Internet searches.
true
true or false? The "Internet of Things" refers to a vision of a pervasive Web, in which common objects are connected to and controlled over the Internet.
true
true or false? Two computers using TCP/IP can communicate even if they are based on different hardware and software platforms.
true
true or false? Web 3.0 is an effort to add a layer of meaning to the existing web in order to reduce the amount of human involvement in searching for and processing web information.
true
true or false? Wikis allow visitors to change or add to the original posted material.
true
Together, a protocol prefix, a domain name, a directory path, and a document name, are called a(n): third-level domain. root domain. child domain. uniform resource locator. IP address.
uniform resource locator.
Together, a protocol prefix, a domain name, a directory path, and a document name, are called a(n): third-level domain. root domain. uniform resource locator. IP address. child domain.
uniform resource locator.
A network that covers entire geographical regions is most commonly referred to as a(n): local area network. intranet. peer-to-peer network. wide area network. metropolitan area network.
wide area network
The WiMax standard can transmit up to a distance of approximately: 30 miles. 500 meters. 70 miles. 5 miles. 30 meters
30 miles
Which of the following is the best description of a protocol in a telecommunications network architecture? A standard set of rules and procedures for control of communications in a network A device that handles the switching of voice and data in a local area network A communications service for microcomputer users The main computer in a telecommunications network A pathway through which packets are routed
A standard set of rules and procedures for control of communications in a network
Which signal types are represented by a continuous waveform? Digital Optical Analog RFID Laser
Analog
The most common web server today is: WebSTAR. Microsoft IIS. Netscape Server. IBM HTTP Server. Apache HTTP Server.
Apache HTTP Server.
What are the four layers of the TCP/IP reference model? Physical, application, transport, and network interface Physical, Application, Internet, and Network Interface Application, Hardware, Internet, and Network Interface Software, Hardware, Network Interface, Internet Application, Transport, Internet, and Network Interface
Application, Transport, Internet, and Network Interface
What service converts IP addresses into more recognizable alphanumeric names? DNS HTTP FTP IP HTML
DNS
In TCP/IP, IP is responsible for which of the following? Moving packets over the network Disassembling and reassembling packets during transmission Establishing an Internet connection between two computers Breaking messages down into packets Sequencing the transfer of packets
Disassembling and reassembling packets during transmission
Which of the following is not one of the top five search engines? Yahoo Google Ask Facebook Microsoft Bing
Which digital cellular standard is used widely throughout the world except the United States? LTD CDMA GSM WLAN 4G
GSM
Web browser software requests web pages from the Internet using which of the following protocols? HTML DNS URL HTTP FTP
HTTP
Which organization helps define the overall structure of the Internet? ICANN W3C IAB The Department of Commerce (U.S.) none (no one "owns" the Internet)
IAB
A(n) ________ is a commercial organization with a permanent connection to the Internet that sells temporary connections to retail subscribers. RSS FTP ISP WAN NFP
ISP
Which type of network is used to connect digital devices within a half-mile or 500-meter radius? WAN MAN LAN SAN Wi-Fi
LAN
4G networks use which of the following standards? CDMA and PAN LTE and LTD GSM and LTD T-Mobile and AT&T LTE and WiMax
LTE and WiMax
A network that spans a city, and sometimes its major suburbs, as well, is called a: MAN. WAN. WSN. CAN. LAN.
MAN
Which of the following involves slicing digital messages into parcels, transmitting them along different communication paths, and reassembling them at their destinations? Packet switching ATM Packet routing Packet shifting Multiplexing
Packet switching
Which of the following is not a characteristic of packet switching? Packets travel independently of each other. Packet switching requires point-to-point circuits. Packets include data for checking transmission errors. Packets are reassembled into the original message when they reach their destinations. Packets are routed through many different paths.
Packet switching requires point-to-point circuits.
Which type of network treats all processors equally and allows peripheral devices to be shared without going to a separate server? Peer-to-peer LAN MAN Wireless Windows domain network
Peer-to-peer
Which of the following statements about RFID is not true? RFIDs transmit only over a short range. RFIDs use an antenna to transmit data. Microchips embedded in RFIDs are used to store data. RFIDs require line-of-sight contact to be read. RFID tags and antennas come in a variety of shapes and sizes.
RFIDs require line-of-sight contact to be read.
Which of the following pulls content from websites and feeds it automatically to a user's computers? FTP HTTP IPv6 Bluetooth RSS
RSS
Which of the following is not a defining feature of Web 2.0? Social participation (sharing) Real-time user control Semantic search User-generated content Interactivity
Semantic search
________ integrate disparate channels for voice communications, data communications, instant messaging, e-mail, and electronic conferencing into a single experience. Unified communications Modems Virtual private networks Intranets Wireless networks
Unified communications
