142. Characters and symbols are represented as groups that consist of ......... Bits Data can be stored on Ds using the A. Bright light B. Dark light . Laser light D. None of the above A. Two B. Seven C. Eight D. 1024 [43]. Kilobyte is A. 1024 bits B. 1024 bytes C. 1024 x 1024 bytes D. 1024 x 1024 x 1024 bytes [44]. Gigabyte is ............ A. 1024x1024 byte which is around one million bytes B. 1024x1024x1024 byte which is around one billion bytes C. 1024x1024x1024x1024 byte. D. None of the above 145). Operating System, application program and programming languages are the three types of A. Software B. Hardware C. Hardware & Software D. None of the above [46] Windows 8 is an example of A. Operating System B. Application program C. Programming languages D. None of the above 147]. Visual Basic is an example of .... A. Operating System B. Application programs C. Programming languages D. None of the above 48]. The main function of consists in being the link between the user and the computer A. Operating System B. Application programs C. Programming languages D. Software Applications 5