Operating System (OS) Which one is not a system tool? Backup Virus scanning All of the listed here Disk defragment Backup Virus scanning All of the listed here Disk defragment ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) What is the name of the operating system which was originally designed by scientists and engineers for use by scientists and engineers? XENIX OS/2 None of these UNIX MS DOS XENIX OS/2 None of these UNIX MS DOS ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) You can switch from one program to another by clicking within the desired program's icon from the Application icon on desktop None of above Folder Application icon from taskbar Application icon on desktop None of above Folder Application icon from taskbar ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) A hardware device that is capable of executing a sequence of instructions, is known as CPU ALU CU None of these Processor CPU ALU CU None of these Processor ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following software types is used to simplify using systems software? timesharing spreadsheet None of these operating environment multitasking timesharing spreadsheet None of these operating environment multitasking ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following is a block device mouse None of these disk printer terminals mouse None of these disk printer terminals ANSWER DOWNLOAD EXAMIANS APP
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