Authorized Administrators Are Unable to Connect to an Amazon EC2

question 41

Multiple Choice

Authorized Administrators are unable to connect to an Amazon EC2 Linux bastion host using SSH over the Internet. The connection either fails to respond or generates the following error message: Network error: Connection timed out. What could be responsible for the connection failure? (Choose three.)

• A) The NAT gateway in the subnet where the EC2 instance is deployed has been misconfigured.
• B) The internet gateway of the VPC has been misconfigured.
• C) The security group denies outbound traffic on ephemeral ports.
• D) The route table is missing a route to the internet gateway.
• E) The NACL denies outbound traffic on ephemeral ports.
• F) The host-based firewall is denying SSH traffic.

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A type of auction or bidding process where all bidders simultaneously submit sealed bids, with no bidder knowing the bid of any other participant.

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The rivalry among sellers in the same market to attract customers, increase sales, and achieve a dominant position in the market.

Expected Value

A statistical concept that calculates the average result when the same event is repeated multiple times.