Intro to Networking Ch 10

A single Wi-Fi Access Point can cover a geographic area as large as a(n) _____. -House -College campus -Apartment building -Metropolitan area

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How do signals travel between a GPS satellite and an on-the-ground GPS receiver? -Only from the satellite to the receiver -From the satellite to a ground station and then from the ground station to the receiver -From the satellite to the receiver and back -From the satellite to the receiver and back, but through a ground station

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The protocol with the highest bandwidth capability is _____: -802.11ac -802.11b -802.11n -802.11a

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Which of the following are valid configurations of a Wireless Access Point? -IP address, NAT and Firewall -IP address, NAT -MAC address, NAT, Firewall -Firewall alone

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Which of the following is a feature of 5G? -Multiple device support -Satellite uplink -Dead zones -Latency

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Which of the following wireless communication technologies does not travel through walls and needs line-of-sight to communicate? -Infrared -Ultra-wide band -Bluetooth -Zigbee

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The two main operational differences between the 802.11a protocol and the 802.11b protocol are: -802.11a protocol uses CSMA/CA at 11Mbps while 802.11b protocol uses (OFDM) at 11Mbps -802.11a protocol operates at 54Mbps within a 5GHz frequency range while 802.11b operates at 11Mbps within a 2.4GHz frequency range -802.11b protocol operates at 54Mbps within a 5GHz frequency range while 802.11a operates at 11Mbps within a 2.4GHz frequency range -802.11a protocol uses CSMA/CA at 1300Mbps while 802.11b protocol uses (OFDM) at 300Mbps

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The wireless access points have a _____ that help share connections -cable -switch -bridge -hub

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Which of the following is NOT a difference between regular mobile phones and satellite phones? -The geographic area where you can pick up a signal -Two-way wireless communication -Cost of hardware and service -Number of service providers -Type and size of the antenna

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Which of the following wireless technologies would fit under the WAN category? -Bluetooth -Cellular -Home router -WiMAX

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A hardware device that has a built-in network adapter, antenna and radio for Wi-Fi is a(n) _____. -Wi-Fi zone -Wireless card -Access Point -Hotspot

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Select the most appropriate option: Wireless communication uses _____ to transmit a signal. -Microwave -Wi-Max -Electromagnetic waves -Fiber

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What are WLAN Protocols? -WLAN Protocols are 802.11 protocols which control the speed and frequency coverage over a Wide Area Network (WAN). -WLAN Protocols are network protocols which govern data transmissions over wide area connectivity. -WLAN Protocols are network protocols which govern data transmissions over wireless connectivity. -WLAN Protocols are 802.11n/g protocols which control the obstruction and interference over a Wide Area Network (WAN).

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What is the approximate distance between devices when establishing a connection using short-range wireless communication? -From a few centimeters to approximately 1 kilometer -1 to 100 meters -From a few centimeters to several meters -3 to 5 meters

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Which of the following is NOT a standard Wi-Fi communications standard? -802.11ac -802.11g -802.11x -802.11n

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Which of the following is/are true? -Wireless Access points connect two different wired networks. -Wireless Access Points are often referred to as WI-MAX. -Wireless Access Points connect devices that have WI-FI or Bluetooth connectivity. -Wireless Access Points cannot be standalone.

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Which of the following technologies use microwaves? -Infrared -FM Radio -Cellular -None of these use microwaves

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Which of the following wireless communication technologies has the shortest range? -Bluetooth -WiFi -Near Field Communication -Zigbee

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Which two protocols are NOT backward compatible? -802.11a Protocol 802.11ac -802.11g Protocol 802.11b -802.11a Protocol 802.11b -802.11g Protocol 802.11ac

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Although security is important, why is there a need to use Wireless Access Point as a pass-through set-up which allows any server to get connected to the network? -To avoid unknown users getting connected to the network. -To block firewall. -To enhance fast server access. -To enable the peer devices to exchange data without much difficulty.

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In the context of wireless computing devices, the term PDA stands for _____ _____ _____ ? -Personal Database Assistant -Progressive Digital Analog -Personal Digital Aid -Personal Digital Assistant -Progressive Device Analog

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What is(are) the principal difference(s) between a smartphone and a tablet? a) screen size b) ability to make and receive calls over the cellular network c) use of touchscreen technology d) processing speed -a, b, c and d -a and b -c only -a only -b and c

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What type of coverage does Wi-Fi provide? -Broadband wired communication -Small range wired communication -Medium range wired communication -Medium range wireless communication

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Which of the following best describes the connection tool for a new smartphone that can connect to Wi-Fi? -Wireless card -Access Point -Hotspot -Integrated Wi-Fi

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Which of the following is not a typical application of Bluetooth wireless communication? -Hands-free calling by connecting a mobile phone to a car's stereo system -Wireless connection between a computer and peripheral devices (e.g mouse, keyboard, camera, printer) -Wireless headset for a mobile phone -Connecting several devices to the wireless Internet.

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A device that you can use to make and receive calls using a wireless connection and also contain some of the functionality of a computer is called a _____. -Tablet -Smartphone -Cellular phone -Handheld computer -Mobile phone

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How do signals travel between a GPS satellite and an on-the-ground GPS receiver? -Only from the receiver to the satellite -Only from the satellite to the receiver -From the satellite to the receiver and back -From the satellite to the receiver and back, but through a ground station -From the satellite to a ground station and then from the ground station to the receiver

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I. An Ethernet card is necessary for a wireless connectivity through a Wireless Access Point. II. The devices that are connected using a Wireless Access Point communicate using radio signals or Infrared waves. Which of the following is true with respect to above statements? -Both I and II are false. -Only II is true. -Only I is true. -Both I and II are true.

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Relative to other technologies such as Bluetooth, WiFi and cellular, Zigbee provides wireless communication that provides _____. -Longer range and lower cost -Lower cost and longer battery life -Lower cost -Longer battery life

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The 802.11n Protocol makes use of _____ technology: -Dual-band wireless -Multiple Input/Multiple Output (MIMO) -Orthogonal Frequency-Division Multiplexing (OFDM) -Carrier Sense Multiple Access with Collision avoidance (CSMA/CA)

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