17. What is referred to as mode of operation? The capability o the PCU and the operating environment 18. What does the mode of operation How the CPS manages applications and determine? memory 19. What are the four common modes of Real mode operation? Protected mode Virtual real mode Compatible mode 20. What memory type has logical memory Conventional allocation of 0 to 640 KB? 21. What is the logical memory allocation of 1 MB to the maximum amount of RAM extended memory? installed 22. How many programs can a CPU operate in One real mode? 23. What is virtual memory? Hard disk space that is used to emulate RAM 24. What size operating system is used by 32-bit protected mode? 25. What happens when a CPU operates in A real-mode application runs within a virtual real mode? protected-mode operating system 26. What does compatibility mode do? Creates the environment of an earlier operating system for applications that are not compatible with the current operating system 27. What happens if you override the User This allows an application to be run even if Account Control? the user does not have the required administrative privileges 28. What DOS command displays the contents Dir of a directory? 29. What DOS command copies flies and Xcopy subdirectories? 30. What is the command to make a directory? Md 31. What does the DOS command CD do? Changes to a specified directory 32. What are the three main differences 32-bit can address only 4 GB of RAM between a 32-bit and 64-bit operating 64-bit can address more than 128 system? GB of RAM Memory management is different. 64-bit programs have enhanced performance 64-bit has additional security features 33. What is Kernel protection? Third-party drivers cannot modify the kernel 34. What does mandatory driver signing do? Unsigned drivers cannot be used 35. What are the two common architectures X86 (32-bit) used by CPUs to process data? X64 (64-bit) 36. What is a register? Storage areas used by the CPU when performing calculations 5.2 Describe and compare operating systems to include purpose, limitations and compatibilities
17. What is referred to as mode of operation? The capability o the PCU and the operating environment 18. What does the mode of operation determine? How the CPS manages applications and memory 19. What are the four common modes of operation? Real mode Protected mode Virtual real mode Compatible mode 20. What memory type has logical memory allocation of 0 to 640 KB? Conventional 21. What is the logical memory allocation of extended memory? 1 MB to the maximum amount of RAM installed 22. How many programs can a CPU operate in real mode? One 23. What is virtual memory? Hard disk space that is used to emulate RAM 24. What size operating system is used by protected mode? 32-bit 25. What happens when a CPU operates in virtual real mode? A real-mode application runs within a protected-mode operating system 26. What does compatibility mode do? Creates the environment of an earlier operating system for applications that are not compatible with the current operating system 27. What happens if you override the User Account Control? This allows an application to be run even if the user does not have the required administrative privileges 28. What DOS command displays the contents of a directory? Dir 29. What DOS command copies flies and subdirectories? Xcopy 30. What is the command to make a directory? Md 31. What does the DOS command CD do? Changes to a specified directory 32. What are the three main differences between a 32-bit and 64-bit operating system? 32-bit can address only 4 GB of RAM 64-bit can address more than 128 GB of RAM Memory management is different. 64-bit programs have enhanced performance 64-bit has additional security features 33. What is Kernel protection? Third-party drivers cannot modify the kernel 34. What does mandatory driver signing do? Unsigned drivers cannot be used 35. What are the two common architectures used by CPUs to process data? X86 (32-bit) X64 (64-bit) 36. What is a register? Storage areas used by the CPU when performing calculations 5.2 Describe and compare operating systems to include purpose, limitations and compatibilities
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