CCC On-line Practice Exam - Introduction To Computer
Explanation : BCD is a binary coded notation in which each of the decimal digits is expressed as a 8-bit binary numeral. For example in binary coded decimal notation 12 is 0001 0010 as opposed to 1100 in pure binary.
Explanation : Microprocessors further revolutionized the development of computers. Personal microcomputers were possible due to the microprocessors. The first microprocessor called Intel 4004 was developed by American Intel Corporation in 1971. Microprocessors are used in the computers of fourth generation computers.
Explanation : There are no objects with the name as in other options. CD-ROM is a non-volatile optical data storage medium using the same physical format as audio compact disk, readable by a computer with a CD-ROM drive. The standard 12 cm diameter CD-ROM store about 660 megabytes.
VDU stand for Visual Display Unit which is nick name of Monitor
Computer is derived from a Latin word “computare” which means to “to calculate” , “to count” , “to sum up” or “to think together”.
PARAM is a series of supercomputers designed and assembled by the Centre for Development of Advanced Computing (C-DAC) in Pune, India. The latest machine in the series is the PARAM SHIVAY. Parama means supreme in Sanskrit Language. In Hindi, it is Param.