11.
A data item which is not broken down into smaller units is _____

12.
A computer is a box full of electronic

13.
What are the concentric circles on floppy disks know as?

14.
A one-bit signal that indicates the start of data transmission by an asynchronous device is

15.
Registers which are partially visible to users and used to hold conditional codes (bits set by the CPU hardware as the result of operations), are known as

16.
An electronic circuit with about 20 transistors fabricated on a silicon chip is known as

17.
Instructions and memory addresses are represented by

18.
Which type of computers use the 8 bit code called EBCDIC?

19.
Which generation of computers is covered by the period 1964 - 77?

20.
First CAD system called AutoCAD for the PCs was announced in the year 1982. Can you tell who announced it?