Computer Basic Information Which is not necessary when using bar codes in supermarkets? Point-of sale (POS) terminal Check digit on the bar code Price on the goods None of these Price on the shelf Point-of sale (POS) terminal Check digit on the bar code Price on the goods None of these Price on the shelf ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Which key on keyboard of a computer does not have its name printed on the key? F1 ESC SHIFT SPACE F1 ESC SHIFT SPACE ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information We access the World Wide Web using: Instant messaging applications None of these Search engine Browsers High bandwidth Instant messaging applications None of these Search engine Browsers High bandwidth ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Which method is of reading the characters & providing input to a computer. Punched paper tape None of these Card punch Optical character reader Magnetic ink character Punched paper tape None of these Card punch Optical character reader Magnetic ink character ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information A beam of light used to record and retrieve data on optical disks is known as coloured light laser None of these unpolarized concentric light polarized light coloured light laser None of these unpolarized concentric light polarized light ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information The Santa Clara Valley, California is popularly known as Silicon Valley of America because None of these it is full of large grain sand huge deposits of silicon are found there many silicon chip manufacturing firms are located there Santa Claus visits it every Christmas None of these it is full of large grain sand huge deposits of silicon are found there many silicon chip manufacturing firms are located there Santa Claus visits it every Christmas ANSWER DOWNLOAD EXAMIANS APP
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