Operating System (OS) The term 'polling' in a computer means a process by which a computer system None of these inquires to see if a terminal has any transaction to send decides correct alternative by analysing several ones multiplexes the inputs and updates the memory accordingly detects/corrects errors None of these inquires to see if a terminal has any transaction to send decides correct alternative by analysing several ones multiplexes the inputs and updates the memory accordingly detects/corrects errors ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Data encryption cannot be used by private installations is mostly used by financial networks None of these is mostly used by public networks is not necessary, since data cannot be intercepted cannot be used by private installations is mostly used by financial networks None of these is mostly used by public networks is not necessary, since data cannot be intercepted ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The following applications may appear on system tray except Network connection System clock Volume control MS office suite Network connection System clock Volume control MS office suite ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Software that measures, monitors, analyzes, and controls real-world events is called: business software real-time software None of these system software scientific software business software real-time software None of these system software scientific software ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The instruction register contains the address of the memory location that is to be read from or stored into. is a hardware memory device which denotes the location of the current instruction being executed. is a group of electrical circuits (hardware), that performs the intent of instructions fetched from memory. contains a copy of the designated memory location specified by the MAR after a "read" or the new contents of the memory prior to a "write". None of these contains the address of the memory location that is to be read from or stored into. is a hardware memory device which denotes the location of the current instruction being executed. is a group of electrical circuits (hardware), that performs the intent of instructions fetched from memory. contains a copy of the designated memory location specified by the MAR after a "read" or the new contents of the memory prior to a "write". None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) While running DOS on a PC, which command would be used to duplicate the entire diskette? TYPE CHKDSK DISKCOPY COPY None of these TYPE CHKDSK DISKCOPY COPY None of these ANSWER DOWNLOAD EXAMIANS APP