Starting DataStax Distribution of Apache Cassandra 3.11

Steps for starting the DataStax Distribution of Apache Cassandra 3.11.

Steps for starting the DataStax Distribution of Apache Cassandra™ (DDAC).

From the install directory, start the node:
```
cd installation_location
```
```
bin/cassandra
```

To check that the node is up and running, from the install directory:

bin/nodetool status

The nodetool command shows the node type and the status. For a node running in a normal state (UN) with virtual nodes (vnodes) enabled shows:

Datacenter: Cassandra
=====================
Status=Up/Down
|/ State=Normal/Leaving/Joining/Moving
--  Address    Load       Tokens  Owns    Host ID                               Rack
UN  127.0.0.1  82.43 KB   128     ?       40725dc8-7843-43ae-9c98-7c532b1f517e  rack1