
Cryptography Final Quiz
Authored by Diana Magalhães
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35 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
SHA-256 sempre produz...
64 caracteres hexadecimais
Uma chave pública
Um cifrador reversível
256 bytes
2.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
O que é RSA?
Um cifrador assimétrico
Uma função de hash
Um cifrador simétrico
Um protocolo de rede
3.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Qual é o propósito de uma assinatura digital?
Para garantir autenticidade e integridade
Para criptografar a mensagem
Para fazer login
Para ocultar dados
4.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Qual desses cifradores é atualmente considerado seguro?
AES
Cifra de César
RC4
DES
5.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Se você perder sua chave privada, você deve:
Chorar na posição fetal
Pedir ao hacker para devolvê-la
Reiniciar o roteador
Escrever para a NSA
6.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Qual é a função de um certificado digital?
Para verificar a identidade
Para criptografar arquivos
Para gerar hashes
Para desenhar diagramas
7.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
A criptografia é importante porque:
Protege nossa privacidade
É uma tendência
Faz os computadores brilharem
Assusta leigos
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