To append UTM tracking parameters to links in emails:
Use Parameter Manager: This functionality within Marketing Cloud allows for the addition of UTM parameters to links across emails systematically. It provides a centralized control over tracking parameters, making it easy to manage and apply consistent tracking across various campaigns.
Configuration: Set up the UTM parameters in the Parameter Manager and these will be automatically appended to all links in the emails sent.
Reference: Salesforce Marketing Cloud Parameter Manager

To give the marketing analyst access to all tracking data but no send activities, the admin should apply the Analyst and Marketing Cloud Viewer default user roles. The Analyst role allows the user to view tracking data, reports, and dashboards for all channels. The Marketing Cloud Viewer role allows the user to view content, subscribers, and data extensions, but not modify or send them

For handling a daily file drop that requires immediate processing:
File Drop Automation: Use File Drop Automation triggered by the presence of a new file on the SFTP. This automatically starts the import and subsequent data handling processes.
Workflow Details: Start with an Import File Activity to load data into the staging data extension, followed by SQL Query Activity 1 to segment the data into one target data extension and SQL Query Activity 2 for the other.
Reference: Salesforce Marketing Cloud Automation Studio

The entry source types for Journey Builder include:
C). Data Extension, Email List, API Event, Date Based EventThese sources allow a marketing campaign to automatically start or transition contacts based on their interaction with various data sources:
Data Extension: Contacts can be injected into a journey based on records in a data extension.
Email List: Contacts from a specific email list can be used as an entry event.
API Event: This allows external systems to trigger entry into a journey.
Date Based Event: Contacts can enter a journey based on a specific date or a date attribute in a data extension.
Reference: Salesforce Help - Journey Builder Entry Sources

The options that determine when a contact can enter a journey in Marketing Cloud's Journey Builder include:
A). Re-entry at any time: Contacts can re-enter the journey immediately after their previous participation ends.
D). No re-entry: Contacts are not allowed to re-enter the journey once they have entered it, regardless of whether they have completed it or not.
E). Re-entry only after exiting: Contacts can only re-enter the journey after they have fully exited, ensuring they complete all activities before re-entering.
Reference: Salesforce Help - Journey Settings