Luke recently purchased a used computer from a friend. his friend said that the computer’s hardware worked well, but occasionally the computer had software issues. what are the software issues luke can expect to experience? check all that apply. programs will close unexpectedly. videos will crash after being played. the printer will print blank pages. the computer will run out of power. the mouse will freeze. music files will stop playing.

Write a method replacekey in the minheap class with the following signature: public void replacekey(integer oldkey, integer newkey) the method will replace the first occurrence of oldkey with the newkey, and restore the min-heap property after the change. if the oldkey does not exist in the heap, the method prints an appropriate message and returns without changing the heap. example: suppose our binary heap object (bh) has the following keys: *** 4 6 7 32 19 64 26 99 42 54 28 then the method call: bh.replacekey (oldkey integer(54), newkey integer(2))

When the pc version of the spreadsheet program became available, the ibm pc quickly became the top-selling personal computer?

Design a pos circuit that displays the letters a through j on a seven-segment indicator. the circuit has four inputs w, x, y, and z which represent the last 4 bits of the uppercase ascii code for the letter to be displayed. thus, if wxyz = 0001 then "a" will be displayed. (any answer with 22 or fewer gates and inverters, not counting any for the inputs, is acceptable)