Consider a demand-paging system with the following time-measured utilizations:
cpu utilization: 20% paging disk: 97.7% other i/o devices: 5%
for each of the following, say whether it will (or is likely to) improve cpu utilization. explain your answers.
a. install a faster cpu.
b. install a bigger paging disk.
c. increase the degree of multiprogramming.
d. decrease the degree of multiprogramming.
e. install more main memory.
f. install a faster hard disk or multiple controllers with multiple hard disks.
g. add prepaging to the page fetch algorithms.
h. increase the page size.

Which of the following is a problem for the production of public goods?

Catherine de bourgh has one child, anne, who is 18 years old at the end of the year. anne lived at home for seven months during the year before leaving home to attend state university for the rest of the year. during the year, anne earned $6,000 while working part time. catherine provided 80 percent of anne's support and anne provided the rest. which of the following statements regarding whether anne is catherine's qualifying child for the current year is correct? a. anne is a qualifying child of catherine. b.anne is not a qualifying child of catherine because she fails the gross income test. c.anne is not a qualifying child of catherine because she fails the residence test. d.anne is not a qualifying child of catherine because she fails the support test.

phillips, inc. had the following financial data for the year ended december 31, 2019. cash $ 41,000 cash equivalents 75,000 long term investments 59,000 total current liabilities 149,000 what is the cash ratio as of december 31, 2019, for phillips, inc.? (round your answer to two decimal places.)