Office 365 Interview Questions and Answers 5

What are the Roles / permission delegation option available in Exchange Online?

Exchange Online in Office 365 includes predefined permission like Exchange On-Premise and below are the predefined Role Group available in Exchange Online.



Organization Management

Full permissions to manage Exchange objects and their properties in the Exchange organization. This role group should not be deleted.

Recipient Management

To create, manage, and remove Exchange recipient objects in the Exchange organization.

View-Only Organization Management

Can view recipient and configuration objects and their properties in the Exchange organization.

UM Management

Can manage Unified Messaging organization, server, and recipient configuration.

Help Desk

Can view and manage the configuration for individual recipients and view recipients in an Exchange organization.

Records Management

Can configure compliance features such as retention policy tags, message classifications, transport rules, and more.

Discovery Management

Can perform searches of mailboxes in the Exchange organization for data that meets specific criteria.

Hygiene Management

Can manage Exchange anti-spam features and grant permissions for antivirus products to integrate with Exchange.

Security Administrator

It will be a member of the Security Administrators role groups and will inherit the capabilities of that role group.

Security Reader

It will be a member of the Security Reader role groups and will inherit the capabilities of that role group.

Compliance Management

This role group will allow a specified user, responsible for compliance, to properly configure and manage compliance settings within Exchange in accordance with their policy.

Application Impersonation

 Used for read information from mailboxes


It will be a member of the View-Only Organization Management role group and will inherit the rights of that group.


Inherited from Office 365 Admin. It will be a member of the Organization Management role group and will inherit the capabilities of that role group.


 Inherited from Office 365 Admin


Inherited from Office 365 Admin. This role group is not manageable through Microsoft Exchange. Members of this role group include Exchange-Online service administrators only.


 Inherited from Office 365 Admin


 Inherited from Office 365 Admin


You have a requirement to enable Online Archive (cloud-based-archive) on Exchange On-Premise user. How you will enable it?

Hybrid Configuration provide option to enable Exchange Online Archive for On-Premise Mailbox. It can be enabled or disabled only from Exchange On-Premise Management Tools. Office 365 Enterprise E3 license required to enable the Online Archive feature. Online Archive shows as an additional mailbox in Outlook and OWA and moving contents from Primary Mailbox to Archive Mailbox either via manual move or through retention policies.

You have a PST for a Senior Person in your company and you migrated the mailbox to Office 365. How you will move the PST to Office 365 Mailbox?

We can use the PST import service tool to migrate the PST directly into Office 365 mailbox.

We will get a SAS URL of the Azure Network share upload the PST file, PST files to be uploaded and a mapping file to be created. PST import job to be created and the job will be run to import the PST files into the mailbox.

What is In-Place hold and Litigation hold?

In-Place hold and Litigation hold is to hold all mailbox data for a user indefinitely or until hold is removed. In-Place hold provides a granular control like what to hold using specific criteria and how long to hold. Litigation hold puts the whole mailbox into hold and also we can specify litigation hold duration.

What is an inactive mailbox in Exchange Online?

If we delete a mailbox or an account deleted in On-Premise then the Exchange Online mailbox data will be available for 30 days, which can be restored. If a mailbox is on hold and the deleted mailbox will be available as inactive mailbox until the litigation hold duration set on that mailbox.

What is the use of Message Record Management feature in Exchange Online?

Messaging records management (MRM) is the records management technology in Exchange Online that helps organizations manage email lifecycle and reduce the legal risks associated with email.

MRM provides the flexibility to implement the records management policy that best meets your organization’s requirements. With a good understanding of MRM, In-Place Archiving, and In-Place Hold, you can meet your goals of managing mailbox storage and meeting regulatory retention requirements.

What is Centralized Mail Transport?

Centralized Mail Transport (CMT) is a Transport feature in Exchange Online Protection. We can enable this when running the Hybrid Configuration Wizard and enabling this will prevent emails sending out to internet via Exchange Online Protection. If the On-Premise Exchange environment is having any compliance solution like DLP and if we want to route office 365 users internet email through on-premise, so that DLP validation can happen then enabling CMT helps.

What is Hybrid Configuration Object? How to identify the feature enabled on Hybrid environment?

Hybrid Configuration Wizard will create a Hybrid configuration object in AD with the desired state configuration. All the information related to Hybrid Configuration will be stored on this Object.

To view the feature enabled, we can run the get-hybridconfiguration cmdlet to see the features.

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