Mobile computing


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lesson 11


Mobile computing
Mobile computing is a generic term that refers to a variety of devices that allow people to access data and information from wherever they are. Mobile computing transports data, voice, and video over a network via a mobile device.
Mobile devices can be connected to a local area network (LAN), or they can take advantage of Wi-Fi or wireless technology by connecting via a wireless local area network (WLAN). Mobile phone services also provide mobile computing through their service plans.

The Benefits of Mobile Computing


There are many benefits to mobile computing including the ability to get directions, entertain yourself when bored, do business, and more, including:

  • Connectivity: You can stay connected to all sources at all times.

  • Social Engagement: You can interact with a variety of users via the Internet.

  • Personalization: You can tailor your mobile computing to your individual needs.

Mobile Devices


"Mobile device" is a generic term used to refer to a wide range of devices that allow people to access data and information from anywhere at any time. These devices come in a range of sizes, from those that fit in your pocket, such as cell phones, to tablets, to laptops. Mobile computing can use cellphone connections to make phone calls, as well as to connect to the Internet. The list of mobile devices include: 

  • Laptops

  • Smartphones

  • Tablets

  • eReaders (i.e. Kindle)

  • Handheld Gaming Devices (i.e. Nintendo 3DS)

  • Wearable Devices (i.e. Apple Watch)

Using Wi-Fi for Mobile Computing


Wi-Fi is a wireless technology that allows an electronic device to exchange data over the internet via radio waves. Devices such as laptops, tablets, and smartphones can hook into Wi-Fi by choosing a Wi-Fi network in the immediate vicinity. Often referred to as a "hot spot," Wi-Fi can be found in offices, restaurants, institutions of higher learning, schools, recreational facilities, some public areas, and homes.
At home, you'll need a wireless router connected to your broadband Internet that is usually obtained through your cable/internet provider. When you leave the hotspot area, your mobile device will disconnect from the Internet. Note, that you can often still access the Internet on your phone when you're away from a wi-fi source, but you're using your phone service data plan and not wi-fi. Wi-Fi range is generally about 100 feet, although it can depend on the network. 
When accessing a secure Wi-Fi, your mobile device should remember and automatically reconnect without having to re-enter the password when you're in that area again. For example, if you take your laptop to work every day, it will connect to your company's network every time you're near the network. When you take that laptop home, it will connect to your personal Wi-Fi.
Mobil hisoblash
Mobil hisoblash - bu odamlarga qaerda bo'lishidan qat'i nazar, ma'lumotlar va ma'lumotlarga kirish imkonini beruvchi turli xil qurilmalarni nazarda tutadigan umumiy atama. Mobil hisoblash ma'lumotlar, ovoz va videolarni mobil qurilma orqali tarmoq orqali uzatadi.
Mobil qurilmalar mahalliy tarmoqqa (LAN) ulanishi mumkin yoki ular simsiz mahalliy tarmoq (WLAN) orqali ulanish orqali Wi-Fi yoki simsiz texnologiyalardan foydalanishlari mumkin. Mobil telefon xizmatlari, shuningdek, xizmat rejalari orqali mobil hisoblashni ta'minlaydi.
Mobil hisoblashning afzalliklari
Mobil kompyuterning ko'plab afzalliklari bor, jumladan, yo'nalish olish, zerikganda o'zingizni xursand qilish, biznes bilan shug'ullanish va boshqalar, jumladan:
• Ulanish: Siz har doim barcha manbalarga ulanib qolishingiz mumkin.
• Ijtimoiy jalb qilish: Internet orqali turli foydalanuvchilar bilan muloqot qilishingiz mumkin.
• Shaxsiylashtirish: Mobil kompyuteringizni shaxsiy ehtiyojlaringizga moslashtirishingiz mumkin.
Mobil qurilmalar
"Mobil qurilma" - bu odamlarga istalgan vaqtda istalgan joydan ma'lumotlar va ma'lumotlarga kirish imkonini beruvchi qurilmalarning keng doirasiga nisbatan qo'llaniladigan umumiy atama. Ushbu qurilmalar cho'ntagingizga sig'adiganlardan tortib, mobil telefonlar, planshetlar va noutbuklargacha bo'lgan o'lchamlarga ega. Mobil kompyuterlar telefon qo'ng'iroqlarini amalga oshirish, shuningdek, Internetga ulanish uchun mobil telefon ulanishlaridan foydalanishi mumkin. Mobil qurilmalar ro'yxatiga quyidagilar kiradi:
• Noutbuklar
• Smartfonlar
• Planshetlar
• eReaders (masalan, Kindle)
• Portativ oʻyin qurilmalari (masalan, Nintendo 3DS)
• taqiladigan qurilmalar (masalan, Apple Watch)
Mobil kompyuterlar uchun Wi-Fi-dan foydalanish
Wi-Fi - bu elektron qurilmaga radio to'lqinlar orqali internet orqali ma'lumot almashish imkonini beruvchi simsiz texnologiya. Noutbuklar, planshetlar va smartfonlar kabi qurilmalar yaqin atrofdagi Wi-Fi tarmog'ini tanlash orqali Wi-Fi tarmog'iga ulanishi mumkin. Ko'pincha "issiq nuqta" deb ataladigan Wi-Fi-ni ofislar, restoranlar, oliy o'quv yurtlari, maktablar, dam olish maskanlari, ayrim jamoat joylari va uylarda topish mumkin.
Uyda, odatda kabel/internet provayderingiz orqali olinadigan keng polosali Internetga ulangan simsiz router kerak bo'ladi. Hotspot hududini tark etganingizda, mobil qurilmangiz Internetdan uzilib qoladi. Esda tutingki, siz Wi-Fi manbasidan uzoqda bo'lganingizda ham tez-tez telefoningizda Internetga kirishingiz mumkin, lekin siz Wi-Fi emas, balki telefon xizmati ma'lumotlar rejasidan foydalanasiz. Wi-Fi diapazoni odatda taxminan 100 futni tashkil qiladi, garchi u tarmoqqa bog'liq bo'lishi mumkin.
Xavfsiz Wi-Fi tarmog'iga kirganda, mobil qurilmangiz eslab qolishi va o'sha hududda bo'lganingizda parolni qayta kiritmasdan avtomatik ravishda qayta ulanishi kerak. Misol uchun, agar siz noutbukni har kuni ishga olib ketsangiz, u har safar tarmoq yaqinida bo'lganingizda kompaniyangiz tarmog'iga ulanadi. Noutbukni uyga olib borganingizda, u shaxsiy Wi-Fi tarmog'ingizga ulanadi.



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