Skills such as working memory, planning, organization and attention develop over time with brain maturation and with practice. 1  Working memory is the ability to keep information in mind while solving a problem. For young children, teachers need to give directions one at a time.
Core business process means that a business's success depends not only on how well each department performs its work, but also on how well the company manages to coordinate departmental activities to conduct the core business process, which is; 1.
A core is usually the basic computation unit of the CPU-it can run a single program context (or multiple ones if it supports HW threads such as hyperthreading on intel CPUs), maintaining the correct program state, registers, and correct execution order, and performing the operations through ALUs.