Kiberxavfsizlik asoslari_6
Authored by Ali Valiyev
Education
University
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11 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Simmetrik kalitli kriptotizimlar bu, ............... hisoblanadi.
kalitsiz kriptotizimlar
bir kalitli kriptotizmlar
ikki kalitli kriptotizimlar
kodlash
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bir martali bloknot usulida matnga kalit qaysi amal yordamida qo'shiladi.
kalit qo'shilmaydi
XOR
ochiq va yopiq kalit yordamida
ochiq va shaxsiy kalit yordamida
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bir martali bloknot usulida ma'lumotni deshifrlash qaysi amal yordamida bajariladi?
kalit qo'shilmaydi
XOR
ochiq va yopiq kalit yordamida
ochiq va shaxsiy kalit yordamida
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qaysi shifrlash usulida kiruvchi matnni shifrlashda x-kiruvchi matn ikkilik ko‘rinishiga o‘tkaziladi va ikkilik modul ostida ikkilik ketma-ketlikdagi k-kalit bilan shifrlash amalga oshiriladi.
Gammalash usuli
XOR usuli
Vijiner usuli
Vernam usuli
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quyidagi shifrlash formulasi qaysi usulga tegishli:
𝑦 ⊕ 𝑘 = 𝑥 ⊕ 𝑘 = 𝑘 ⊕ x
Gammalash usuli
XOR usuli
Vijiner usuli
Vernam usuli
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
................. bu ochiq matnni shifrlash va shifrni ochish uchun ishlab chiqilgan ixtiyoriy psevdo ketma-ketligidagi algoritm hisoblanadi.
Gamma shifri
XOR usuli
Vernam usuli
Vijiner usuli
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ushbu formula qaysi shifrlash algoritmiga tegishli:
Gamma shifri
XOR usuli
Vernam usuli
Vijiner usuli
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