All basic question types

app/controllers/sessions_controller.rb

@@ -0,0 +1,25 @@
+class SessionsController < ApplicationController
+  skip_before_action :require_authorization
+
+  def new
+    redirect_to sections_path if authorized?
+  end
+
+  def create
+    if authorized?
+      redirect_to sections_path
+      return
+    end
+
+    if Rails.configuration.entrance_exam_token != params[:token]
+      redirect_to new_sessions_path
+      return
+    end
+
+    cookies.signed[:_entrance_exam_authorized] = {
+      value: true,
+      expires: 1.year
+    }
+    redirect_to sections_path
+  end
+end