
Квиз по логике и вероятностям
Quiz
•
Information Technology (IT)
•
8th Grade
•
Practice Problem
•
Medium
Alex Madyuskin
Used 3+ times
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56 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
Что означает операция импликации A → B в логике?
Если A ложно, то B истинно
Если A истинно, то B должно быть истинно
A или B истинны
A и B одновременно истинны
2.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
Какой из следующих законов эквивалентен закону де Моргана?
A ∨ B = ¬A ∧ ¬B
¬A ∨ B = A ∧ ¬B
¬(A ∧ B) = ¬A ∨ ¬B
¬(A ∧ B) = ¬A ∧ ¬B
3.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
Какова вероятность выпадения четного числа на стандартном кубике?
1/6
1/2
1/3
2/3
4.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
События A и B называются независимыми, если:
P(A | B) = 0
P(A ∪ B) = P(A) + P(B)
P(B | A) = 1
P(A ∩ B) = P(A) * P(B)
5.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
Для чего используется утилита Wireshark?
Анализ сетевого трафика
Запуск веб-серверов
Мониторинг температуры процессора
Тестирование файловой системы
6.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
Какой порт по умолчанию использует telnet?
25
21
23
22
7.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
Что такое двухфакторная аутентификация?
Капча и логин
Проверка имени пользователя и пароля
Один пароль, введённый дважды
Проверка с помощью двух разных факторов (пароль и код)
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