Computer Basic Information Which is not necessary when using bar codes in supermarkets? Price on the goods Point-of sale (POS) terminal None of these Check digit on the bar code Price on the shelf Price on the goods Point-of sale (POS) terminal None of these Check digit on the bar code Price on the shelf ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information The third generation of computers covers the period: 1971-1982 1959-1964 1965-1971 1995-now 1982-1994 1971-1982 1959-1964 1965-1971 1995-now 1982-1994 ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Standardization of Microsoft programs and the Windows operating system has made the spread of viruses: More difficult Easier Slower More complicated More difficult Easier Slower More complicated ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Which of the following is the product of data processing? Data Information System Software Program Data Information System Software Program ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information What is the purpose of keeping electronic devices such as computers, televisions, and remote controlled devices on Sleep mode? To improve download speed Back UP Reduce Power consumption None of these To write contents of RAM to hard disk To improve download speed Back UP Reduce Power consumption None of these To write contents of RAM to hard disk ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Which part interprets program instructions and initiate control operations. Control unit None of these Logic unit Storage unit Input Control unit None of these Logic unit Storage unit Input ANSWER DOWNLOAD EXAMIANS APP