Computer Architecture and Organization | Set 4

1. The DSS signature uses which hash algorithm?

A. md5

B. sha-2

C. sha-1

D. does not use hash algorithm

Correct : C. sha-1

2. The RSA signature uses which hash algorithm?

A. md5

B. sha-1

C. md5 and sha-1

D. none of the mentioned.

Correct : C. md5 and sha-1

3. What is the size of the RSA signature hash after the MD5 and SHA-1 processing?

A. 42 bytes

B. 32 bytes

C. 36 bytes

D. 48 bytes

Correct : C. 36 bytes

4. The certificate_request massage includes two parameters, one of which is-

A. certificate_extension

B. certificate_creation

C. certificate_exchange

D. certificate_type

Correct : D. certificate_type

5. The client_key_exchange message uses a pre master key of size –

A. 48 bytes

B. 56 bytes

C. 64 bytes

D. 32 bytes

Correct : A. 48 bytes

6. In the handshake protocol which is the message type first sent between client and server ?

A. server_hello

B. client_hello

C. hello_request

D. certificate_request

Correct : B. client_hello

7. Network layer firewall works as a

A. frame filter

B. packet filter

C. content filter

D. virus filter

Correct : B. packet filter

8. Network layer firewall has two sub- categories as

A. state full firewall and stateless firewall

B. bit oriented firewall and byte oriented firewall

C. frame firewall and packet firewall

D. network layer firewall and session layer firewall

Correct : A. state full firewall and stateless firewall

9. A firewall is installed at the point where the secure internal network and untrusted external network meet which is also known as

A. chock point

B. meeting point

C. firewall point

D. secure point

Correct : A. chock point

10. Which of the following is / are the types of firewall?

A. packet filtering firewall

B. dual homed gateway firewall

C. screen host firewall

D. dual host firewall

Correct : A. packet filtering firewall

11. A proxy firewall filters at

A. physical layer

B. data link layer

C. network layer

D. application layer

Correct : D. application layer

12. A packet filter firewall filters at

A. physical layer

B. data link layer

C. network layer or transport layer

D. application layer

Correct : C. network layer or transport layer

13. What is one advantage of setting up a DMZ with two firewalls?

A. you can control where traffic goes in three networks

B. you can do stateful packet filtering

C. you can do load balancing

D. improved network performance

Correct : C. you can do load balancing

14. A firewall needs to be so that it can grow proportionally with the network that it protects.

A. robust

B. expansive

C. fast

D. scalable

Correct : B. expansive

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