Computer Basic Information Which is not necessary when using bar codes in supermarkets? Price on the goods Point-of sale (POS) terminal Check digit on the bar code None of these Price on the shelf Price on the goods Point-of sale (POS) terminal Check digit on the bar code None of these Price on the shelf ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information The ALU of a computer normally contains a number of high speed storage elements called hard disk magnetic disk registers semiconductor memory None of these hard disk magnetic disk registers semiconductor memory None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Computers that are portable and convenient for users who travel are known as ____ File servers Mini computers Super computers Laptops File servers Mini computers Super computers Laptops ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Which storage device cannot be erased? A CD-ROM Magnetic tape storage A floppy disk All of these A CD-ROM Magnetic tape storage A floppy disk All of these ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Buying and selling the products over electronic systems like internet is called _______ E-Commerce None of these Net Banking Online Shopping Dgital Marketing E-Commerce None of these Net Banking Online Shopping Dgital Marketing ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information A magnetic storage device on which data is stored on a cylindrical drum, subdivided into tracks is known as Magnetic tape Punched card None of these Magnetic disk Drum Magnetic tape Punched card None of these Magnetic disk Drum ANSWER DOWNLOAD EXAMIANS APP
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