Question

secuirty

1. When digitally signing a document, which key do you use?
A: Symmetric key

B: Public key

C: Private Key

D: Your house key

2. Which of the following protocols uses encryption?
A: FTP

B: Telnet

C: SSH

D: SMTP
3. What happens when rm is used to delete a file?
A: Creates a new hardlink to the file

B: Only removes the file pointer
C: Removes file pointer and only writes over data

D: Removes file pointer and writes over file pointer and data
4. Why is it important to protect virtual memory?
A: It contains all of the computer’s storage unencrypted
B: It contains the encrypted contents of RAM
C: It contains all of the computer’s storage encrypted
D: It contains the unencrypted of RAM
5. Which of the following is NOT a type of malware?
A: Polymorphic Virus

B: Metamorphic Virus

C: Endomorphic Virus

D: Worm

6. Digital Signatures provide:
A: Assurance

B: Authenticity

C: Anonymity

D: Nothing

7. All backdoors in software are malicious.

A: True

B: False
8. Stack canaries 100% of the time prevent buffer overflow attacks.
A: True

B: False
9. Foo wants to send a confidential message to Bar. When using asymmetric cryptography, which key should Foo use?
A: Foo’s public key

B: Foo’s private key
C: Bar’s public key

D: Bar’s private key
10. Which of the following is a good choice for biometrics?
A: Number of teeth

B: Fingerprint
C: Hair color

D: Mustache hair length

Answer 1

1. When digitally signing a document, which key do you use?.

ans)B: Public key

2. Which of the following protocols uses encryption?

Ans) A: FTP

3. What happens when rm is used to delete a file?

Ans) B: Only removes the file pointer

4. Why is it important to protect virtual memory?

Ans) D: It contains the unencrypted of RAM

5. Which of the following is NOT a type of malware?

Ans) C: Endomorphic Virus

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