Answers

1. AWS Beanstalk is a general-purpose PaaS offering for deploying web applications, whereas AWS App Runner is a fully managed service for deploying container-based web applications.
2. GCP Cloud Function is a serverless, event-driven service for executing a program. The specified event can be triggered from another GCP service or through an HTTP request.
3. Cloud Dataflow and Cloud Dataproc are two popular services for data processing offered by GCP.
4. An Apache Beam pipeline is a set of actions that have been defined to load the data, transform the data from one form into another, and write the data to a destination.
5. PCollection is like an RDD in Apache Spark that holds data elements. In pipeline data processing, a typical PTransform operation takes one or more PCollection objects as input and produces the results as one or more PCollection objects.