Wi-Fi Client Utilities
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Questions and Answers

Which type of devices can be used in 802.11 WLAN topologies?

  • Smartphones and tablets only
  • Only specialized WLAN devices
  • Desktops, laptops, smartphones, and tablets (correct)
  • Desktops and laptops only

    • What are the three logical planes of network operation in a WLAN?

  • Physical plane, Control plane, and Data plane
  • Management plane, Control plane, and Data plane (correct)
  • Management plane, Control plane, and Physical plane
  • Management plane, Physical plane, and Data plane

    • What does the WLAN architecture refer to?

  • The hardware formats and chipsets of Wi-Fi network interface cards
  • The arrangement of client and access point stations
  • The different types of WLAN topologies (correct)
  • The progression of WLAN infrastructure devices over the years

    • Which of the following is an example of upper-layer monitoring and reporting in WLAN?

    <p>Monitoring of application visibility (B)</p> Signup and view all the answers

    What is the purpose of WLAN Firmware Management?

    <p>To upgrade access points with the latest vendor operational code (B)</p> Signup and view all the answers

    Which plane in WLAN is responsible for providing coordinated channel and power settings for multiple access points?

    <p>Control plane (C)</p> Signup and view all the answers

    Which form factor is the next generation bus technology used for internal Wi-Fi radios in laptops?

    <p>Mini PCI Express (B)</p> Signup and view all the answers

    What is one advantage of using USB Wi-Fi adapters with a laptop?

    <p>They can be moved and used in different laptops (A)</p> Signup and view all the answers

    Which type of device typically uses an embedded form factor 802.11 radio?

    <p>Smartphone (D)</p> Signup and view all the answers

    What is the term used to define how employees' personal devices may access the corporate WLAN?

    <p>Bring Your Own Device (BYOD) policy (D)</p> Signup and view all the answers

    Which operating systems can laptop Wi-Fi radios work with?

    <p>Windows, Linux, ChromeOS, and macOS (C)</p> Signup and view all the answers

    Which form factor replaced the PCMCIA cards in laptops?

    <p>ExpressCard (A)</p> Signup and view all the answers

    What are the advantages of using USB 802.11 radios as external Wi-Fi radios?

    <p>They have simplicity of setup and do not require an external power source (A)</p> Signup and view all the answers

    What percentage of Wi-Fi issues can be resolved by upgrading WLAN client drivers?

    <p>A large percentage (D)</p> Signup and view all the answers

    Which operating system offers Wi-Fi diagnostic tools and signal strength indicators?

    <p>macOS 10.13 (A)</p> Signup and view all the answers

    What type of client utilities are usually simplistic in nature and designed for ease of use for the average home user?

    <p>SOHO client utilities (A)</p> Signup and view all the answers

    Which type of client utility typically supports more configuration features and has better statistical tools?

    <p>Enterprise-grade vendor client utilities (A)</p> Signup and view all the answers

    What is the main disadvantage of using third-party client utilities?

    <p>They usually cost extra money (D)</p> Signup and view all the answers

    Which of the following is NOT an example of a wearable computing device?

    <p>Laptop (B)</p> Signup and view all the answers

    What is the projected number of wearable devices shipped in 2025 according to 650 Group?

    <p>5 billion (D)</p> Signup and view all the answers

    Which frequency band do the bulk of IoT devices with an 802.11 radio currently transmit in?

    <p>2.4 GHz (D)</p> Signup and view all the answers

    How can you identify the Wi-Fi radio in your device if the manufacturer's website does not provide the information?

    <p>Look for the FCC ID (D)</p> Signup and view all the answers

    Which type of client devices have a maximum data rate of 11 Mbps?

    <p>Legacy 802.11b radios (B)</p> Signup and view all the answers

    Which type of client devices are capable of much higher data rates?

    <p>802.11n/ac radios (A)</p> Signup and view all the answers

    What is the most common type of MIMO radios found in laptops?

    <p>2x2:2 MIMO radios (A)</p> Signup and view all the answers

    Which frequency bands do most modern clients operate in?

    <p>Both the 2.4 GHz and 5 GHz frequency bands (C)</p> Signup and view all the answers

    Millist tüüpi seadmed kasutavad sisseehitatud vormifaktoriga 802.11 raadiot?

    <p>Sisemised WiFi-raadiod (B)</p> Signup and view all the answers

    Millised on peamised eelised USB-raadio kasutamisel sülearvutiga?

    <p>Lihtsam paigaldamine (B)</p> Signup and view all the answers

    Milline sagedusriba on kõige levinum IoT-seadmetes, millel on 802.11 raadio?

    <p>2,4 GHz (B)</p> Signup and view all the answers

    Milliseid raadioliideste versioone kasutatakse tänapäeval sülearvutites?

    <p>USB (A)</p> Signup and view all the answers

    Millist raadiovormi kasutati algselt pihuarvutite PDA-de puhul?

    <p>SD ja CF (B)</p> Signup and view all the answers

    Millised on USB 3.0 tehnoloogia andmeedastuse piirangud?

    <p>5 Gbit/s (B)</p> Signup and view all the answers

    Milliseid raadiosageduslikke häireid võivad põhjustada mõned USB 3.0 seadmete toitelülitused?

    <p>2.4 GHz (B)</p> Signup and view all the answers

    Mis on kõige levinumad MIMO raadiote tüübid sülearvutites?

    <p>2x2:2 MIMO (A)</p> Signup and view all the answers

    Milliseid seadmeid saab kasutada 802.11 traadita kohtvõrgu topoloogiates?

    <p>Kliendi- ja pöörduspunktitüüpi jaamad (D)</p> Signup and view all the answers

    Milliseid 802.11 tehnoloogiaid ei pruugita isegi uutes kliendiseadmetes toetada?

    <p>802.11k (C)</p> Signup and view all the answers

    Milline operatsioonisüsteem pakub WiFi diagnostikavahendeid ja signaalitugevuse indikaatoreid?

    <p>Windows (C)</p> Signup and view all the answers

    Kuidas saab tuvastada seadme Wi-Fi raadiot, kui tootja veebisait ei anna selle kohta teavet?

    <p>Draiveri värskendamine (D)</p> Signup and view all the answers

    Milline on IoT-seadmete tavaline sagedusala, kus nad töötavad?

    <p>2,4 GHz (B)</p> Signup and view all the answers

    Millised on kõige levinumad WLAN-i kiibistiku tootjad?

    <p>Kõik eelpoolnimetatud (D)</p> Signup and view all the answers

    Milline on Wi-Fi raadio draiverite värskendamise peamine eesmärk?

    <p>Lahendada WiFi-probleeme (C)</p> Signup and view all the answers

    Mis on üheks peamiseks põhjuseks, miks ettevõtted kasutavad sisseehitatud 802.11 raadioid mobiilseadmetes?

    <p>Vähem energiat tarbiv (D)</p> Signup and view all the answers

    Millised seadmed võivad kasutada sisseehitatud 802.11 raadioid?

    <p>Nutitelefonid (D)</p> Signup and view all the answers

    Millist tehnoloogiat kasutatakse kantavate seadmete jaoks?

    <p>Kõik eelnevad (D)</p> Signup and view all the answers

    Mis on üks väljakutse, millega IT-administraatorid seisavad silmitsi kantavate seadmete kasutuselevõtul ettevõtte WLAN-is?

    <p>Andmete turvalisus (D)</p> Signup and view all the answers

    Mis on klienditeenuste peamine puudus kolmanda osapoole kliendiutiliitide kasutamisel?

    <p>Need on tavaliselt väga kulukad. (B)</p> Signup and view all the answers

    Millist tüüpi klienditeenuseid kasutavad kallimate enterprise-grade hankijakaartide omanikud?

    <p>Kolmanda osapoole kliendiutiliidid (D)</p> Signup and view all the answers

    Milline klienditeenuste tüüp on tavaliselt lihtsustatud ja mõeldud keskmise kodukasutaja kasutusmugavuse tagamiseks?

    <p>Hankija-põhised kliendiutiliidid (B)</p> Signup and view all the answers

    Millised on peamised klienditeenuste tüübid või kategooriad?

    <p>Integreeritud operatsioonisüsteemi kliendiutiliidid, Hankija-põhised kliendiutiliidid, Kolmanda osapoole kliendi utiliidid (C)</p> Signup and view all the answers

    Millised on WLAN-i haldustasandi funktsioonid?

    <p>Kanali- ja toitesätete konfigureerimine (D)</p> Signup and view all the answers

    Milliseid protokolle kasutatakse WLAN-is juhtimistasandil?

    <p>Juhtimisprotokollid (C)</p> Signup and view all the answers

    Kuidas saab WLAN-i pöörduspunkte ja muid seadmeid uuendada?

    <p>Juhtimistasandil (C)</p> Signup and view all the answers

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