Опубликован: 08.09.2012 | Доступ: свободный | Студентов: 8905 / 2048 | Длительность: 48:33:00
Специальности: Программист
Лекция 5:

How Fingerprint Scanners Work

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3.2. Comprehension tasks

3.2.1. Answer the questions to the text

  1. What is the basic idea of fingerprint analysis?
  2. What is the main difference between optical scanning and capacitance scanning?
  3. What are the main ways of identifying an authorized user?
  4. How do fingerprint scanner security systems stand out against conventional password and identity card systems?
  5. What are the main drawbacks of fingerprint scanners?
  6. What favors the security systems reliability?

3.2.2. Match the following statements as True or False:

  1. Both optical and capacitive fingerprint scanners sense the fingerprint using electrical current instead of light. Is it true?
  2. Everyone's fingerprints are different, and you can't guess a fingerprint pattern. Is it true?
  3. The mixture of fingerprints and passwords can ensure the reliability of security systems. Is it true?
  4. Optical scanners can't mix up with a picture of a finger and the finger itself. Is it true?
< Лекция 4 || Лекция 5: 12345 || Лекция 6 >
Наталия Маркелова
Наталия Маркелова
Добрый день, хочу перевестись по этому курсу на обучение с тьютором.будет ли он проверять переводы с русского на английский в части заданий, например, . Translate from Russian into English
Мария Андреева
Мария Андреева

Кстати, да. В лекции 37 курса "Английский язык для ИТ-специалистов" Vocabulary нет совсем!

Валентин Барабаш
Валентин Барабаш
Россия
Анна Киселева
Анна Киселева
Россия, Москва, МСГИ