What is a daemon thread in Java?

Daemon thread is a low need string (in setting of JVM) that runs in foundation to perform assignments, for example, trash assortment (GC) and so forth., they don't keep the JVM from leaving (regardless of whether the daemon string itself is running) when all the client strings (non-daemon strings) finish their execution. JVM ends itself when all client strings (non-daemon strings) finish their execution, JVM couldn't care less whether Daemon string is running or not, if JVM discovers running daemon (endless supply of client strings), it ends the string and after that shutdown itself.