One of the compute Instances that you have deployed Is malfunctioning. You have created a console connection to remotely troubleshoot. Which two statements about console connections are true?

The correct answer is A. If you do not disconnect from the session, your serial console connection will automatically be D. VNC console connection uses SSH port forwarding to create a secure connection from your local. The Oracle Cloud Infrastructure Compute service provides console connections that enable you to remotely troubleshoot malfunctioning instances, such as: - An imported or customized image that does not complete a successful boot. - A previously working instance that stops…

Define Common Applications Configuration

Question

Options

AIf you do not disconnect from the session, your serial console connection will automatically be
BFor security purpose, the console connection will not let you edit system configuration files.
CIt is not possible to connect to the serial console to an Instance running Microsoft Windows, however
DVNC console connection uses SSH port forwarding to create a secure connection from your local
EIt is not possible to use VNC console connections to connect to Bare Metal Instances.

How the community answered

(16 responses)

A
75% (12)
B
13% (2)
C
6% (1)
E
6% (1)

Explanation

The Oracle Cloud Infrastructure Compute service provides console connections that enable you to remotely troubleshoot malfunctioning instances, such as: - An imported or customized image that does not complete a successful boot. - A previously working instance that stops responding. There are two types of instance console connections: - Serial console connections - VNC console connections After you have created the console connection for the instance, you can then connect to the serial console by using a Secure Shell (SSH) connection. When you are finished with the serial console and have terminated the SSH connection, you should delete the serial console connection. If you do not disconnect from the session, Oracle Cloud Infrastructure terminates the serial console session after 24 hours and you must reauthenticate to connect again. The VNC console connection uses SSH port forwarding to create a secure connection from your local system to the VNC server attached to your instance's console. Windows does not include an SSH client by default, so you need to install one. You can use PuTTY, or there are options that include a version of OpenSSH VNC console connections only work for bare metal instances launched on February 21, 2019, or later After you are connected with an instance console connection, you can perform various tasks, such as: - Edit system configuration files. - Add or reset the SSH keys for the opc user.

Topics

#console connections#serial console#VNC#OCI compute

Community Discussion

Mateus R.Dec 15, 2025

Think of the serial console like a phone call you put on hold indefinitely. The phone company does not keep that line open forever, so A is correct, the serial console session will automatically terminate after a period of inactivity rather than staying open until the end of time. That protects you from accidentally leaving a privileged backdoor open on an instance you forgot about. For D, picture VNC as a delivery truck that is not allowed to drive on public roads alone. OCI makes it ride inside a secure armored car, which is the SSH tunnel, so the VNC traffic never travels in the open. That SSH port forwarding is what keeps your graphical console session encrypted end to end, and D correctly describes that arrangement. B is wrong because console connections absolutely let you edit config files, that is half the reason you use them when an instance will not boot normally. C trips people up but OCI does support serial console for Windows instances, so that statement is false. E is the sneaky one, VNC console connections are indeed unavailable for Bare Metal, but the question asks which two statements are true, and E is phrased as a true fact. Read it again carefully though: VNC is not supported on Bare Metal, so E would actually be true. Wait, let me be precise here. The correct answers per the key are A and D, so the exam is telling you E is not among the correct picks. On the real OCI docs, Bare Metal does lack VNC console support, but A and D are the two they want you to lock in for this question.

Imani T.Dec 5, 2025

A and D are your answers here, and once you understand the architecture it clicks fast. The serial console auto-disconnect in A is a real thing in OCI, roughly 24 hours of inactivity, and Oracle does this so orphaned sessions do not sit open indefinitely as a security liability. D trips people up because they hear VNC and assume it runs on some separate channel, but it absolutely uses SSH port forwarding under the hood, same as your serial console connection, which is why you still need a valid SSH key pair configured before you can get in. The distractor I see people fall for is E, because bare metal sounds exotic and different, but OCI supports VNC console connections for bare metal instances just fine. C is the sneaky one because the first half of that statement is actually true, VNC does not work for Windows instances, but the answer still cuts off and the full correct nuance is that serial console connections do work for Windows through the Special Administration Console, so C is at best a half-truth and not something you want to select.

Mateus R.Dec 8, 2025

Good breakdown on C, and the SAC angle is the one worth drilling before test day because a lot of people picture Windows console access as a dead end and do not realize SAC is basically the Windows world's version of that same serial lifeline, just with a different name on the door.

Wesley A.Dec 10, 2025

A and D, do not let C fool you on Windows.

Grace U.Dec 12, 2025

Good catch on C, and the reason it trips people up is that it would be valid on a Linux host, so if you trained mostly on Linux labs, your brain defaults to it automatically.

Grace U.Dec 21, 2025

C is the trap here, but A and D are your answers.

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