Question 1

John works as a C programmer. He develops the following C program: 0000200001 His program is vulnerable to a __________ attack.

Options :

A : SQL injection

B : Denial-of-Service

C : Buffer overflow

D : Cross site scripting

Answer: C

Question 2

Which of the following VPN topologies establishes a persistent connection between an organization's main office and its branch offices using a third-party network or the Internet?

Options :

A : Hub-and-Spoke

B : Full Mesh

C : Point-to-Point

D : Star

Answer: A

Question 3

Which of the following are the valid steps for securing routers? Each correct answer represents a complete solution. Choose all that apply.

Options :

A : Use a password that is easy to remember for a router-s administrative console.

B : Use a complex password for a router-s administrative console.

C : Configure access list entries to prevent unauthorized connections and traffic routing.

D : Keep routers updated with the latest security patches.

Answer: A,C,D

Question 4

Which of the following is a device that provides local communication between the datalogger and a computer?

Options :

A : Controllerless modem

B : Optical modem

C : Acoustic modem

D : Short haul modem

Answer: D

Question 5

The IP addresses reserved for multicasting belong to which of the following classes?

Options :

A : Class B

B : Class E

C : Class C

D : Class D

Answer: D

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