1 Data registers can hold numeric values such as integer and, in some architectures, floating-point values, as well as characters, small bit arrays and other data. 2  In some older and low end CPUs, a special data register, known as the accumulator, is used implicitly for many operations.
A commander-in-chief is the person or body that exercises supreme operational command and control of a nation's military forces or significant elements of those forces. In the latter case, the force element is those forces within a particular region, or associated by function.
The President shall be Commander in Chief of the Army and Navy of the United States.... Article II, Section 2, Clause 1.rticle II, Section 2, expressly designates the President as Commander in Chief of the Army and Navy of the United States, and of the Militia of the several States, when called into the actual Service of the United States..