Windows commands to start and stop multiple processes

Windows Command Prompt:

Open multiple command prompt in one go:
    start cmd DIRECTORY1
    start cmd DIRECTORY2

Start multiple processes in one go:
    start java -jar DIRECTORY1\target\zipkin-service-1-0.0.1-SNAPSHOT.jar
    start java -jar DIRECTORY2\target\zipkin-service-2-0.0.1-SNAPSHOT.jar

Find and Kill multiple processes in one go (8081, 8082 are port numbers where server is running):
    FOR /F "tokens=5 delims= " %%P IN ('netstat -a -n -o ^| findstr :8081') DO TaskKill.exe /PID %%P
    FOR /F "tokens=5 delims= " %%P IN ('netstat -a -n -o ^| findstr :8082') DO TaskKill.exe /PID %%P