Explanation
Process Builder is a tool that can be used to implement this request. Process Builder can create record-triggered flows that execute actions when certain conditions are met. In this case, Process Builder can create a flow that executes when a contact with a title of CEO is created and updates the contact's account record with the CEO's name. References:
https://help.salesforce.com/s/articleView?id=sf.process_overview.htm&type=5

Explanation
An escalation rule is a tool that allows administrators to automatically escalate cases based on certain criteria and time triggers. For example, an escalation rule can change the owner of a case, send anemail notification, or update a field value when a case has been open for more than 7 days. An escalation rule consists of multiple rule entries that define the criteria and actions for each escalation scenario.
References:https://help.salesforce.com/s/articleView?id=sf.case_escalation.htm&type=5

Explanation
Big Deal Alerts are notifications that are sent to users when an opportunity reaches a certain amount, probability, or stage. They can be configured by administrators to alert sales reps or managers when they have a high likelihood of winning a big deal. Key Deals are afeature of Einstein Opportunity Scoring that shows the top opportunities based on their score and stage, but they do not send notifications. Activity Timeline is a component of Lightning Experience that shows the past and upcoming activities related to arecord, but it does not notify users of big deals. Performance chart is a type of report chart that shows how well users or teams are performing against their goals, but it does not alert users of big deals.
References:https://help.salesforce.com/s/articleView?id=sf.forecasts3_big_deal.htm&type=5