Demand paging is disadvantageous because ________.
a) a process in a demand-paged system must accumulate pages one at a time
b) as a process references each new page, it must wait while the system transfers that page to main memory
c) system performance can suffer drastically if much of main memory is occupied by a process that cannot execute until new pages are fetched
d) all of the above
d) all of the above
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Declare a pointer variable named ptr to an integer.
Fill in the blank(s) with the appropriate word(s).
Parts of a mathematical expression may be grouped with ____________ to force some operations to be performed before others.
a. parentheses b. double quotation marks c. braces d. semicolons
What will be output from the following code:
``` public void test 3 ( ) { for ( int x = 1 ; x < 1 0 ; x = x + 2) { System . out . println ( x ) ; } } ```
What criteria might a file system use to determine when reorganization is needed?
What will be an ideal response?