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? auto increment index addressing auto decrement indirect addressing None of these auto increment index addressing auto decrement indirect addressing None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) What should be the extension to execute files? EXE COM All of these BAT EXE COM All of these BAT ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The most common systems security method is passwords encryption All of these firewall None of these passwords encryption All of these firewall None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following command is used to switch between the window programs? None of these Alt+Tab Alt+F4 Ctrl+Tab None of these Alt+Tab Alt+F4 Ctrl+Tab ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following is not a part of the control panel? Add or remove program My documents Date and time Display Add or remove program My documents Date and time Display ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) You can use print manage window All of these To check status of files in the print queue To interrupt printing To cancel the print job All of these To check status of files in the print queue To interrupt printing To cancel the print job ANSWER DOWNLOAD EXAMIANS APP