Тест по информатике для 12 класса
Quiz
•
Information Technology (IT)
•
12th Grade
•
Practice Problem
•
Hard
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30 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
Добавьте двоичные числа 0101+1101
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
Преобразуйте 13.125 из десятичной системы в фиксированное двоичное число.
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3.
OPEN ENDED QUESTION
3 mins • 1 pt
Назовите одно преимущество увеличения количества битов после запятой в фиксированном двоичном числе.
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4.
OPEN ENDED QUESTION
3 mins • 1 pt
Чтобы сохранить нормализованное двоичное число с плавающей запятой, 10 бит отведены для мантиссы и 6 бит для экспоненты. Найдите десятичное значение двоичного числа 1 010110000 000011. Покажите свои вычисления.
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5.
OPEN ENDED QUESTION
3 mins • 1 pt
Объясните разницу между конфиденциальностью данных и безопасностью данных.
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6.
OPEN ENDED QUESTION
3 mins • 1 pt
Опишите одно преимущество и один недостаток использования шифрования.
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7.
OPEN ENDED QUESTION
3 mins • 1 pt
Назовите один метод защиты от фишинга.
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