immense physical, emotional, and spiritual pain.
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| show | False
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| T/F: Multimode fiber contains a core that is larger than a single mode fiber core. | show 🗑
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| show | True
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| T/F: In order to achieve 1000Base-T over CAT5e cable, 2 pairs of copper are needed. | show 🗑
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| show | False
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| T/F: A time domain reflectometer sends a signal and analyzes the return signal's change in amplitude to determine where cable imperfections may exist. | show 🗑
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| show | True
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| show | False
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| T/F: A short circuit is one where needed connections are missing, such as when a wire breaks. | show 🗑
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| T/F: A wavelength mismatch occurs when transmissions are optimized for one type of cable but sent over a different type of cable. | show 🗑
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| show | Cat 5e
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| What is the maximum supported throughput of a CAT6 cable? | show 🗑
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| PoE+ devices are defined by what IEEE standard? | show 🗑
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| show | 40km
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| show | NEXT is crosstalk that occurs between wire pairs near the source of a signal.
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| What multiplexing technology lowers cost by spacing frequency bands wider apart to allow for cheaper transceiver equipment? | show 🗑
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| A junior administrator is having issues connecting to a router's console port using a TIA/EIA 568B standard cable and a USB serial to RJ-45 adapter, despite verifying terminal settings. What is the issue? | show 🗑
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| show | decibels
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| show | A customer modem is continuously losing signal due to large distance from the transmitting device.
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| show | statistical time division multiplexing
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| show | The materials used for shielding and conducting cores.
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| You have been awarded a contract for wiring a new federal building. What twisted-pair wiring standard must you use? | show 🗑
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| A Fast Ethernet connection utilizes what pins on an RJ-45 plug? | show 🗑
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| show | 3/8 inch
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| show | 10GBase-T
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| Which of the following statements about fiber-optic cabling is accurate? | show 🗑
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| A typical fiber termination kit should include what tool for cutting a clean slice through fiber strands? | show 🗑
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| What is the industry standard angle for an Angle Polished Connector (APC)? | show 🗑
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| You've been handed a fiber with a 1.25-mm ferrule that requires a connector. What is the most commonly used connector for this ferrule size? | show 🗑
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| Which of the following statements correctly describes the SFP+ transceiver? | show 🗑
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| show | 1300 nanometers
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| show | multimeter
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| show | A mismatched connector will have different impedance ratings, causing data errors.
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| When viewing the pinout for T568B, what is the correct order of wire colors, starting at pin 1? | show 🗑
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| show | registered jack 11 (RJ-11)
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| show | Power over Ethernet requires CAT6 or better copper cable.
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| Bidirectional transceivers utilize what technology to separate the data in each direction? | show 🗑
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| Signals that can travel in only one direction on a medium are referred to as what type of signal? | show 🗑
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| show | Jitter is what happens when packets experience varying amounts of delay and arrive out of order.
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| show | RG-6
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| show | True
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| show | False
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| show | True
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| T/F: Infrared technology utilizes an LED that emits light with shorter wavelengths than red light. | show 🗑
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| T/F: The most secure Wi-Fi communication is made possible by combining a RADIUS server with WPA or WPA2, known as WPA-Enterprise or WPA2-Enterprise, respectively. | show 🗑
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| show | False
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| show | True
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| T/F: Z-Wave transmissions have a range of up to 50m per hop, and can tolerate up to 8 hops through repeaters. | show 🗑
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| T/F: An 802.11 data frame contains four address fields, in contrast to the two address fields in 802.3 Ethernet. | show 🗑
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| T/F: The LLC sublayer is primarily concerned with managing MAC addresses in message frames. | show 🗑
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| Diffraction has what affect on a wireless signal's propagation? | show 🗑
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| show | It distorts the signal as it travels into and through a different transmission medium.
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| show | iwconfig
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| At what layer of the OSI model do the 802.11 standards vary? | show 🗑
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| What special signal is issued periodically from an AP and contains the network transmission rate and service set identifier (SSID), as well as other information needed for a computer to associate with the AP? | show 🗑
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| In IEEE terminology, a group of stations that share an access point are said to be part of which of the following? | show 🗑
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| show | management frames
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| Which 802.11 frame type is related to medium access and data delivery, and includes ACK and RTS/CTS frames? | show 🗑
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| How does the 802.11 data frame indicate how a large packet should be fragmented? | show 🗑
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| show | multiple input-multiple output (MIMO)
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| In an 802.11 data frame, what is the size of the frame check sequence field? | show 🗑
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| show | 4 data streams
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| show | 9 kHz and 300 GHz
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| The 802.11 standard specifies the use of what technique in order to minimize the potential for collisions? | show 🗑
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| 802.11ac Wave 2 devices can theoretically support how much maximum throughput? | show 🗑
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| show | probe frame
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| What type of device can be used to assess the quality of a wireless signal? | show 🗑
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| show | A malicious access point is configured with the SSID of a non-malicious public access point.
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| Which Bluetooth power class allows for a maximum power output of 100 mW and a range of up to 100 m? | show 🗑
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| show | Z-Wave
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| When using RFID, what is an ARPT (Active Reader Passive Tag)? | show 🗑
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| show | 13.56 MHz
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| show | It is used to handle multiplexing, flow and error control, and reliability.
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| What optional protocol can be used in 802.11 to reserve the medium for one node's use? | show 🗑
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| In an 802.11 data frame, what is the maximum amount of data that can be sent? | show 🗑
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| Which of the following statements regarding the 802.11ac standard is NOT accurate? | show 🗑
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| You are troubleshooting a client's wireless networking issue. Which of the following will prevent the client from connecting to the network? | show 🗑
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| show | Access points that use overlapping channels can cause interference with each other if they are too close.
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| show | Wi-Fi analyzer
🗑
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| show | captive portal
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|
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