'Returns whether all buttons related to entrance exams
are visible.'

def are_all_buttons_visible(self):

    return (self.student_email_or_username_input.is_present() and self.reset_attempts_button.is_present() and self.rescore_button.is_present() and self.rescore_if_higher_button.is_present() and self.delete_state_button.is_present() and self.task_history_button.is_present())
