Operating System (OS) Supervisor state is None of these required to perform any I/O only allowed to the operating system never used entered by programs when they enter the processor None of these required to perform any I/O only allowed to the operating system never used entered by programs when they enter the processor ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) To save your computer from viruses you will do All of these Make physical safe for the removal disk Scan the removable disk before using it Install antivirus software and run it All of these Make physical safe for the removal disk Scan the removable disk before using it Install antivirus software and run it ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The primary purpose of an operating system is to: make computer easier to use keep system programmers employed make the most efficient use of the hardware None of these allow people to sue the computers make computer easier to use keep system programmers employed make the most efficient use of the hardware None of these allow people to sue the computers ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) In which addressing mode the contents of a register specified in the instruction are first decremented, and then these contents are used as the effective address of the operands? indirect addressing index addressing auto increment auto decrement None of these indirect addressing index addressing auto increment auto decrement None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which is built directly on the hardware? Application software Database system Operating system Computer Environment Application software Database system Operating system Computer Environment ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Addressing modes performs indicated operations on two fast registers of the machine and leave the result in one of the registers. defines the fundamental method of determining effective operand addresses are variations in the use of fundamental addressing structures, or some associated actions which are related to addressing. All of these None of these performs indicated operations on two fast registers of the machine and leave the result in one of the registers. defines the fundamental method of determining effective operand addresses are variations in the use of fundamental addressing structures, or some associated actions which are related to addressing. All of these None of these ANSWER DOWNLOAD EXAMIANS APP
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