Question

write down uses ocr or smart card

Answer 1

For higher security needs, a smart card is a tamper-proof device to store such information as a user's picture or fingerprints. Smart cards can be used also for network access: in addition or in alternative to user IDs and passwords, a networked computer equipped with a smart card reader can reliably identify the user.

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Answer 2

Any odd degree polynomial with real coefficients has at least one real root. In what follows, I ..... Oops - nice answer to the wrong question. 1 .... So necessary conditions are.