The computers that we use are digital whereas we live in an analog world which means that we have to translate analog data into digital data. What is the name of the circuit which helps us in this conversion?
Which of the following is not true of a magnetic disk?
Options: It is expensive relative to magnetic tape, It provides only sequential access to stored data, Users can easily update records by writing over the old data, It does not provide an automatic audit trail
Options: a. Graphical user interface, single tasking operating system
b. Graphical user interface, multitasking operating system
c. Command driven interface, single tasking operating system
d. Command driven interface, multitasking operating system