A.It identifies the user by e-mail or user ID.

B.It stores the real users' identities.

C.It decides if a user is allowed to perform an activity.

D.It assigns the principals to a user session.

E.It dispatches requests to microservices.

A.delete

B.grant

C.where

D.read

E.to

A.The schema version

B.The version

C.The service name

D.The options of the deploy program

A.Composite

B.Spatial

C.Predictive

D.Semantic

E.Graph

A.const cds = require('@sap/cds')module.exports = cds.service.impl(function () { const {Supplier} = this.entities() this.after('each',Supplier, row =>{ console.log(`Read Supplier: ${row.ID}`)})})

B.const cds = require('@sap/cds')module.exports = cds.service.impl(function () { const {Supplier} = this.entities() this.on('each',Supplier, row =>{ console.log(`Read Supplier: ${row.ID}`) })})

C.const cds = require('@sap/cds')module.exports = cds.service.impl(function () { const {Supplier} = this.entities()this.on('each',Supplier, row =>{ output.log(`Read Supplier: ${row.ID}`)})})

D.const cds = require('@sap/cds')module.exports = cds.service.impl(function () { const {Supplier} = this.entities() this.after('each',Supplier, row =>{ output.log(`Read Supplier: ${row.ID}`)})})