Contiguous simply means touching or sharing a border, according to Merriam-Webster. When it comes to the United States, contiguous refers to all of the states that touch one another, without another country or a body of water coming between them. These are sometimes also referred to as the lower 48 states.
.apk extension stands for android package file. It is a file format used to distribute and install applications.It includes the programm codes ,assets ,resourses ,certificates and manifest file. .Dex extensions stands for Dalvix Executable files.
Choose media device. Then, simply find your phone's folder on your computer (it will be in My Computer or Computer on Windows machines) and copy the APK file into a folder of your choice in your Android smartphone. You will now be able to search for the file location in the my files folder on your device.pk files, are like .exe (executable) files on a pc, with some differences. When you install software on a pc, it loads the program, with all of the files it needs to operate on your pc, and the .exe, is the working part of the program (dlls are the libraries).