Operating System (OS) The most common security failure is depending on passwords insufficient technology used to prevent breaches too much emphasis on preventing physical access None of these carelessness by users depending on passwords insufficient technology used to prevent breaches too much emphasis on preventing physical access None of these carelessness by users ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which is not an external command ? Edit XCOPY None of the listed here Sys Edit XCOPY None of the listed here Sys ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following rules out the use of GO TO? HIPO-DIAGRAMS Flowchart Nassi-Shneiderman diagram All of these None of these HIPO-DIAGRAMS Flowchart Nassi-Shneiderman diagram All of these None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Four necessary conditions for deadlock to exist are: mutual exclusion, no-preemption, circular wait and hold and wait race around condition deadlock avoidance buffer overflow None of these hold and wait race around condition deadlock avoidance buffer overflow None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) A page fault occurs when a program accesses a page of memory is a reference to a page belonging to another program None of these is an error is a specific page is an access to a page not currently in memory occurs when a program accesses a page of memory is a reference to a page belonging to another program None of these is an error is a specific page is an access to a page not currently in memory ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) When a peripheral device needs immediate attention from the operating system, it generates a(n) Page file Stack Interrupt Spool Page file Stack Interrupt Spool ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS