While Securing the Connection Between a Company's VPC and Its

question 269

Multiple Choice

While securing the connection between a company's VPC and its on-premises data center, a Security Engineer sent a ping command from an on-premises host (IP address 203.0.113.12) to an Amazon EC2 instance (IP address 172.31.16.139) . The ping command did not return a response. The flow log in the VPC showed the following: 2 123456789010 eni-1235b8ca 203.0.113.12 172.31.16.139 0 0 1 4 336 1432917027 1432917142 ACCEPT OK 2 123456789010 eni-1235b8ca 172.31.16.139 203.0.113.12 0 0 1 4 336 1432917094 1432917142 REJECT OK What action should be performed to allow the ping to work?

• A) In the security group of the EC2 instance, allow inbound ICMP traffic.
• B) In the security group of the EC2 instance, allow outbound ICMP traffic.
• C) In the VPC's NACL, allow inbound ICMP traffic.
• D) In the VPC's NACL, allow outbound ICMP traffic.

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Definitions:

Call

A Call option is a financial contract that gives the option buyer the right, but not the obligation, to buy a stock, bond, commodity, or other asset at a specific price within a specific period.

European Put

A type of option contract that gives the holder the right, but not the obligation, to sell an underlying asset at a specified price on or before a specific date.

European Call

An option contract giving the holder the right, but not the obligation, to buy a specified asset at a predetermined price on or before a specific expiration date, only exercisable on the expiration date.

Net Profit

The amount of income that remains after subtracting all expenses, taxes, and costs from total revenue.