What are demand-paging and pre-paging?

Correct Answer: Local replacement means that an incoming page is brought in only to the relevant process address space Global replacement policy allows any page frame from any process to be replaced The latter is applicable to variable partitions model only

Correct Answer: The set of dispatchable processes is in a safe state if there exists at least one temporal order in which all processes can be run to completion without resulting in a deadlock

Correct Answer: All of above

Correct Answer: soundex() The soundex() function calculates the soundex key of a string A soundex key is a four character long alphanumeric string that represent English pronunciation of a word he soundex() function can be used for spelling applications < ?php $str = "hello"; echo soundex($str); ? > metaphone() The metaphone() function calculates the metaphone key of a string A metaphone key represents how a string sounds if said by an English speaking person The metaphone() function can be used for spelling applications < ?php echo metaphone("world"); ? >

Correct Answer: Windows

Explanation:

Windows operating system uses the NTFS file system.

Correct Answer: The perfect paging size varies from system to system, so there is no single best when it reaches to page size There are several factors to consider in order to come up with a fitting page size, such as paging time, page table, and its effect on the total performance of the operating system

Correct Answer: Stack Pointer Index Registers Accumulators General Purpose Registers

Correct Answer: Cookies are small pieces of information that are stored in a browser It keeps track of user preference, like what sites are visited, what keywords are used, among others

Correct Answer: A bootstrap is the process of starting up a computer It also refers to the program that initializes the operating system (OS) during start-up It referred to a bootstrap load button that was used to initiate a hardwired bootstrap program, or smaller program that executed a larger program such as the OS

Correct Answer: same as userid (UPG)

Explanation:

Linux is a family of open source Unix-like operating systems based on the Linux kernel, an operating system kernel. By default, a Linux user falls under same as userid (UPG) group.