Operating System (OS) IBM released its first PC in 1981. Can you name the operating system which was most popular at that time? PC-DOS OS/360 CP/M None of these MS-DOS PC-DOS OS/360 CP/M None of these MS-DOS ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Link encryption is less secure than end-to-end encryption is more secure than end-to-end encryption can not be used in a public network is used only to debug None of these is less secure than end-to-end encryption is more secure than end-to-end encryption can not be used in a public network is used only to debug None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following is not a part of the control panel? Add or remove program Date and time Display My documents Add or remove program Date and time Display My documents ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which policy replace a page if it is not in the favoured subset of a process's pages? FIFO LRU None of these LFU Working set FIFO LRU None of these LFU Working set ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Multiprogramming systems: execute more jobs in the same time period are easier to develop than single programming system execute each job faster None of these are used only on large mainframe computers execute more jobs in the same time period are easier to develop than single programming system execute each job faster None of these are used only on large mainframe computers ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) File record length Should always be variable depends upon the size of the file should be chosen to match the data characteristics None of these should always be fixed Should always be variable depends upon the size of the file should be chosen to match the data characteristics None of these should always be fixed ANSWER DOWNLOAD EXAMIANS APP
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