You have an Office 365 subscription.

All users have mailbox

es hosted in Microsoft Exchange Online.

The network administrators in your organization are updating the network infrastructure, including making changes to the DNS providers and updating the SSL certificates.

You need to perform the following test in

the Exchange Online environment:

Verify that the mail exchanger (MX) records for Exchange Online are published correctly.

Send the test message from an external recipient to an Exchange Online recipient.

Verify that the SMTP service is accessible from the

Internet.

Which tool should you use?

A. Microsoft Connectivity Analyzer Tool

B. Microsoft Remote Connectivity Analyzer

C. Microsoft Office 365 Client Performance Analyzer

D. Office 365 health, readiness, and connectivity checks

E. Microsoft Support and R

ecovery Assistant for Office 365

Explanation:

The Microsoft Connectivity Analyzer Tool includes multiple different tests that can be run online.

You have an Office 365 subscription.

You deploy

Microsoft Azure multi-Factor authentication for all users.

Which three methods can the users use to verify their identity? Each correct answer presents a complete solution.

A. Use a verification code from an email message sent to your primary SMTP

address.

B. Use a verification code from a mobile app.

C. Make a verification phone call to your authenticated phone number.

D. Use a verification code from an instant message sent to your registered SIP address.

E. Make a verification phone call to your o

ffice phone number.

Explanation:

MFA for Office 365 requires users to acknowledge a phone call, text message, or app notification on their smart phones after correctly entering their passwords.

References:

https://support.office.com/en-us/article/Set-up-multi-factor-authentication-for-Office-365-users-8f0454b2-f51a-4d9c-bcde-2c48e41621c6