Operating System (OS) The most common systems security method is firewall All of these None of these encryption passwords firewall All of these None of these encryption passwords ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) You should save your computer from ? Time bombs Viruses Worms All of the listed here Time bombs Viruses Worms All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Running multiple programs at the same time is called: Single tasking Multitasking Symmetric Foreground tasking Single tasking Multitasking Symmetric Foreground tasking ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) In which addressing mode the effective address of the operand is the contents of a register specified in the instruction and after accessing the operand, the contents of this register is incremented to point to the next item in the list? index addressing auto increment None of these indirect addressing auto decrement index addressing auto increment None of these indirect addressing auto decrement ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the key is used to close the active window? Ctrl+F5 Ctrl+F4 Alt+F6 Alt+F4 Ctrl+F5 Ctrl+F4 Alt+F6 Alt+F4 ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following software types is used to simplify using systems software? operating environment spreadsheet multitasking timesharing None of these operating environment spreadsheet multitasking timesharing None of these ANSWER DOWNLOAD EXAMIANS APP
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