Operating System (OS) Which of the following is a type of systems software used on microcomputers? Unix MS-DOS All of these None of these PC-DOS Unix MS-DOS All of these None of these PC-DOS ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) In which addressing mode the operand is given explicitly in the instruction? indirect mode absolute mode index mode immediate mode None of these indirect mode absolute mode index mode immediate mode None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) To prevent the addition and deletion of files on a disk or tape we use Write protect None of above Format Create back up Write protect None of above Format Create back up ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The chunks of a memory are known as Offset Sector Page Frame Offset Sector Page Frame ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The CPU, after receiving an interrupt from an I/O device halts for a predetermined time hands over control of address bus and data bus to the interrupting device branches off to the interrupt service routine immediately branches off to the interrupt service routine after completion of the current instruction None of these halts for a predetermined time hands over control of address bus and data bus to the interrupting device branches off to the interrupt service routine immediately branches off to the interrupt service routine after completion of the current instruction None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The primary purpose of an operating system is: To make computers easier to use To keep systems programmers employed To make the most efficient use of the computer hardware To allow people to use the computer To make computers easier to use To keep systems programmers employed To make the most efficient use of the computer hardware To allow people to use the computer ANSWER DOWNLOAD EXAMIANS APP
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