kompyuter tarmoqlari fanidan: oraliq nazorat savollari (6 variant)

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kompyuter tarmoqlari fanidan: oraliq nazorat savollari. variant № 1________guruh: __________________________________________(f.i.sh) 1) quydagi savollarga qisqacha ta`riflab yozing?(50%) № izoh 1 tarmoqlarda ma’lumotlarni himoya qilish uchun qanday shifrlash usullari qo‘llaniladi va ularning afzalliklari nimalardan iborat? ____________________________________________________________________________________________________________________________________________________________________________ ______________________________________________________________________________________ ___________________________________________ 2 star (yulduz) topologiyasining afzalliklari va kamchiliklari nimalardan iborat? ______________________________________________________________________________________ _________________________________________________________________________________________________________________________________ ___________________________________________ 3 dns xizmati qanday ishlaydi va u internetda qanday ahamiyatga ega? _________________________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________________________ ___________________________________________ 4 tcp va udp protokollari o‘rtasidagi asosiy farqlar nimalardan iborat? ______________________________________________________________________________________ _________________________________________________________________________________________________________________________________ ______________________________________________________________________________________ 5 quality of service (qos) tushunchasi nima va u tarmoq unumdorligiga qanday ta’sir qiladi? ______________________________________________________________________________________ ____________________________________________________________________________________________________

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_____________________________ 2) test savollar: (20%) 1) ethernet texnologiyasining bugungi kundagi ahamiyati nima? a) yuqori tezlikli simli tarmoqlarni ta’minlaydi b) faqat simsiz tarmoqlarni ta’minlaydi c) faqat shifrlashni ta’minlaydi d) faqat dns xizmatlarini ta’minlaydi 2) statik va dinamik marshrutlash o‘rtasidagi farqlar nimalardan iborat? a) statik simsiz, dinamik simli tarmoqlarda ishlaydi b) statik qo‘lda sozlanadi, dinamik avtomatik yangilanadi c) statik faqat kichik tarmoqlarda ishlaydi d) dinamik shifrlashni ta’minlaydi 3) yulduz topologiyasi qanday ishlaydi? a) barcha qurilmalar halqa shaklida ulanadi b) qurilmalar bir-biriga to‘g‘ridan-to‘g‘ri ulanadi c) markaziy tugun orqali barcha qurilmalar ulanadi d) ulanishlarning barcha yo‘nalishlari mavjud 4) tarmoqlarda xavfsizlikni ta’minlash uchun firewall’lar qanday ishlaydi? a) ma’lumotlarni shifrlaydi b) ip adreslarni taqsimlaydi c) tarmoq topologiyasini loyihalaydi d) kiruvchi va chiquvchi traflikni filtrlaydi 5) http protokoli qanday ishlaydi? a) ma’lumotlarni shifrlaydi b) veb-sahifalarni so‘rov va javob orqali uzatadi c) ip adreslarni taqsimlaydi d) tarmoq xavfsizligini ta’minlaydi 3)quydagi jadvaldan mosliklarni tanlang?(15%) № savol javob 1 peer-to-peer …

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_____________________________________________________________ ______________________________________________________________________________________ ___________________________________________ 2  paketli kommutatsiyaning afzalliklari va kamchiliklari nimalardan iborat? ______________________________________________________________________________________ _________________________________________________________________________________________________________________________________ ___________________________________________ ___________________________________________ 3  tarmoqlarda xavfsizlikni ta’minlash uchun qanday choralar ko‘riladi? _________________________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________________________ ___________________________________________ 4  tarmoq operatsion tizimlari qanday turlarga bo‘linadi va ularning asosiy vazifalari nimalar? ______________________________________________________________________________________ _________________________________________________________________________________________________________________________________ ______________________________________________________________________________________ 5  url tushunchasi nima va u internet ilovalarida qanday ishlatiladi? ______________________________________________________________________________________ ____________________________________________________________________________________________________________________________________________________________________________ 2) test savollar: (20%) 1) mesh topologiyasi qanday tarmoqlarda qo‘llaniladi? a) faqat kichik uydagi tarmoqlarda b) faqat optik tarmoqlarda c) katta korporativ tarmoqlarda va simsiz tarmoqlarda d) faqat simli tarmoqlarda 2) dns xizmati qanday ishlaydi? a) ma’lumotlarni shifrlaydi b) tarmoq kechikishlarini kamaytir

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adi c) paketlarni marshrutlashtiradi d) domen nomlarini ip adreslarga aylantiradi 3) gigabit ethernet va fast ethernet o‘rtasidagi asosiy farq nima? a) gigabit simsiz, fast simli tarmoqlarda ishlaydi b) gigabit ethernet 1000 mbps, fast ethernet 100 mbps tezlikda ishlaydi c) gigabit faqat kichik tarmoqlarda ishlaydi d) fast ethernet shifrlashni ta’minlaydi 4) tarmoq xavfsizligida vpn qanday rol o‘ynaydi? a) ma’lumotlarni xavfsiz tunel orqali uzatadi b) tarmoqning fizik sathini boshqaradi c) paketlarni avtomatik marshrutlaydi d) ip manzillarni qayta ishlaydi 5) ospf protokolining asosiy afzalliklari nimada? a) tarmoqni shifrlaydi b) paketlarni avtomatik tarzda qayta uzatadi c) faqat lokal tarmoqlarda ishlatiladi d) eng yaxshi yo‘nalishni tez aniqlaydi 3)quydagi jadvaldan mosliklarni tanlang?(20%) № savol javob 1 osi a) kiruvchi va chiquvchi trafikni nazorat qiladi.. 2 ipv4 b) tarmoq modeli, 7 pog‘onadan iborat 3 ipv6 c) 128 bitli manzil maydoni. 4 firewall d) 32 bitli manzil manzil maydoni. 4)misol 10% ip-manzil: 172.16.5.20, subnet mask: 255.255.255.128 ushbu tarmoqda …

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__________________________________________________________________________________________________________ ___________________________________________ ___________________________________________ 3 snmp (simple network management protocol) nima va u tarmoqni boshqarishda qanday ishlatiladi? _________________________________________________________________________________________________________________________________ _________________________________________________________________________________________________________________________________ ___________________________________________ 4 tarmoqni boshqarishda monitoring va diagnostika vositalarining ahamiyati nimada? ______________________________________________________________________________________ _________________________________________________________________________________________________________________________________ ______________________________________________________________________________________ 5 transport pog‘onasining asosiy protokollari qaysilar va ular qanday ishlaydi? ______________________________________________________________________________________ ____________________________________________________________________________________________________________________________________________________________________________ 2) test savollar: (20%) 1) bus (shina) topologiyasining qo‘llanilishi va cheklovlari haqida ma’lumot bering. a) bitta kabel uzilishi tarmoqni to‘xtatishi mumkin b) faqat simsiz tarmoqlarda ishlash c) faqat shifrlashni ta’minlash d) faqat kichik tarmoqlarda ishlash 2) tcp protokoli qanday qilib ishonchli ma’lumot uzatishni ta’minlaydi? a) faqat simsiz tarmoqlarda ishlash orqali b) faqat shifrlash orqali c) xatolarni aniqlash va qayta uzatish orqali d) faqat dns orqali 3) tree (daraxt) topologiyasining qo‘llanilishi va afzalliklari haqida misollar keltiring. a) faqat kichik tarmoqlarda ishlash b) ierarxik tuzilish va kengaytirish imkoniyati c) faqat simsiz tarmoqlarda ish

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kompyuter tarmoqlari fanidan: oraliq nazorat savollari. variant № 1________guruh: __________________________________________(f.i.sh) 1) quydagi savollarga qisqacha ta`riflab yozing?(50%) № izoh 1 tarmoqlarda ma’lumotlarni himoya qilish uchun qanday shifrlash usullari qo‘llaniladi va ularning afzalliklari nimalardan iborat? ____________________________________________________________________________________________________________________________________________________________________________ ______________________________________________________________________________________ ___________________________________________ 2 star (yulduz) topologiyasining afzalliklari va kamchiliklari nimalardan iborat? ______________________________________________________________________________________ __...

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