Operating System (OS) Trojan-Horse programs are legitimate programs that allow unauthorized access do not usually work are hidden programs that do not show up on the system None of these usually are immediately discovered are legitimate programs that allow unauthorized access do not usually work are hidden programs that do not show up on the system None of these usually are immediately discovered ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Who is called a supervisor of computer activity ? Memory Control unit I / O Devices Operating system Memory Control unit I / O Devices Operating system ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) A linker must be run after the loader None of these creates a load module is not needed with a good compiler is not necessary with variable partitions must be run after the loader None of these creates a load module is not needed with a good compiler is not necessary with variable partitions ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following Operating systems is better for implementing a Client-Server network MS DOS Windows 95 Windows 98 Windows 2000 MS DOS Windows 95 Windows 98 Windows 2000 ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The LRU algorithm pages out pages that have been used recently pages out pages that have been least used recently pages out pages that have not been used recently None of these pages out the first page in a given area pages out pages that have been used recently pages out pages that have been least used recently pages out pages that have not been used recently None of these pages out the first page in a given area ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Fragmentation of the file system can be temporarily removed by compaction None of these is a characteristic of all file systems occurs only if the file system is used improperly can always be prevented can be temporarily removed by compaction None of these is a characteristic of all file systems occurs only if the file system is used improperly can always be prevented ANSWER DOWNLOAD EXAMIANS APP