Yeah, Classroom G+ can send notifications for updates and deadlines, you just need to make sure notifications are turned on in your account settings and check your email or app alerts.
Yes, you are able to be notified by Google Classroom. Go to the Open Classroom, change the settings and enable the email notifications. You will be able to select assignment, comment and grade alerts. Also, in the app settings of your phone, ensure that notifications are on on the mobile.
In order to be notified about Google Classroom, one should tap the menu in the three lines ( ≡ ), and go into the settings, enabling the option of email notifications. Within the mobile application, under the Settings choose the option of Device notifications and get real-time alerts (a push notification) when assignments, grades, and comments are generated.
Accouding to my knowledge you can not able to get any notification from G+. But yes, you can receive notifications from Google Classroom.
Follow these steps:
Open Google Classroom → tap the three-line menu → Settings.
Turn on Receive email notifications.
Under Class notifications, toggle which classes you want alerts for.
Also enable app notifications in your device’s system settings so push alerts appear.
