Persistent Memory
One important feature of programmable calculators is the availability of some form of persistent memory. Without persistent memory, programs have to be re-entered whenever power is lost, making the device cumbersome. Persistent memory can be within the calculator or as a separate device. Programmable calculators could use more than one technique.
Read more about this topic: Programmable Calculator
Famous quotes containing the words persistent and/or memory:
“The passion of self-aggrandizement is persistent but plastic; it will never disappear from a vigorous mind, but may become morally higher by attaching itself to a larger conception of what constitutes the self.”
—Charles Horton Cooley (1864–1929)
“These Flemish pictures of old days;
Sit with me by the homestead hearth,
And stretch the hands of memory forth
To warm them at the wood-fire’s blaze!”
—John Greenleaf Whittier (1807–1892)