CISSP mcq questions with answer – Set 7

Important Instructions:

• Total Number Of Questions : 10
• Passing Marks : 7
• Each Question Carry 1 Mark, No Negative Marking.
• Do Not Refresh The Page.
• This Is A FREE Online Test, DO NOT Pay Money To Anyone To Attend This Test.
• Best Of Luck…

Results

-

Congratulation…
You Have Passed The Test, You Should Try To The Next One…!!

Rate this post

You May Also Like :   CISSP mcq questions with answer - Set 3

Unfortunately…
You Did Not Pass. Why Not Try It Again?

Rate this post

You May Also Like :   CISSP mcq questions with answer - Set 1

#1. In the RSA public key cryptosystem, which one of the following numbers will always be largest?

e

e

n

n

p

p

q

q

#2. Which cryptographic algorithm forms the basis of the El Gamal cryptosystem?

RSA

RSA

Diffie-Hellman

Diffie-Hellman

3DES

3DES

IDEA

IDEA

#3. If Richard wants to send an encrypted message to Sue using a public key cryptosystem, which key does he use to encrypt the message?

Richard’s public key

Richard’s public key

Richard’s private key

Richard’s private key

Sue’s public key

Sue’s public key

Sue’s private key

Sue’s private key

#4. If a 2,048-bit plaintext message were encrypted with the El Gamal public key cryptosystem, how long would the resulting ciphertext message be?

1,024 bits

1,024 bits

2,048 bits

2,048 bits

4,096 bits

4,096 bits

8,192 bits

8,192 bits

#5. Acme Widgets currently uses a 1,024-bit RSA encryption standard companywide. The company plans to convert from RSA to an elliptic curve cryptosystem. If it wants to maintain the same cryptographic strength, what ECC key length should it use?

160 bits

160 bits

512 bits

512 bits

1,024 bits

1,024 bits

2,048 bits

2,048 bits

#6. John wants to produce a message digest of a 2,048-byte message he plans to send to Mary. If he uses the SHA-1 hashing algorithm, what size will the message digest for this particular message be?

160 bits

160 bits

512 bits

512 bits

1,024 bits

1,024 bits

2,048 bits

2,048 bits

#7. Which one of the following technologies is considered flawed and should no longer be used?

SHA-2

SHA-2

PGP

PGP

WEP

WEP

TLS

TLS

#8. What encryption technique does WPA use to protect wireless communications?

TKIP

TKIP

DES

DES

3DES

3DES

AES

AES

#9. Richard received an encrypted message sent to him from Sue. Which key should he use to decrypt the message?

Richard’s public key

Richard’s public key

Richard’s private key

Richard’s private key

Sue’s public key

Sue’s public key

Sue’s private key

Sue’s private key

#10. Richard wants to digitally sign a message he’s sending to Sue so that Sue can be sure the message came from him without modification while in transit. Which key should he use to encrypt the message digest?

Richard’s public key

Richard’s public key

Richard’s private key

Richard’s private key

Sue’s public key

Sue’s public key

Sue’s private key

Sue’s private key

CHECK ANSWER