This app is a real time simulation for the CCNA 640-911 Data center (DCICN). The First Exam is free, how ever if you like it you can buy all four exams through in App purchase.

*** Features ***

4 Exams
Each Exam has 55 Questions
220 Total Questions
Different users can use it, with their own accounts.
Option for timed out exam.
Diagrams with questions where required
Free Updates

The app is For data center network administrators who want to save time and money on data center design, equipment installation, and maintenance, the Cisco Certified Network Associate Data Center (CCNA Data Center) certification is a job-role-focused training and certification program that allows you to maximize your investment in your education and increase the value of your data center network.