Number System
1. Computers use the _____ number system to store data and perform calculations.
A.  Decimal B.  Hexadecimal C.  Octal D.  Binary E.  None of these
2. Instructions and memory address are represented by
A.  Character code B.  Binary codes C.  Binary word D.  Partiy bit E.  None of these
3. Which of the following is the 1's complement of 10?
A.  1 B.  110 C.  11 D.  10 E.  None of the above
4. The binary system uses powers of
A.  2 B.  10 C.  8 D.  16 E.  None of the above
5. Binary numbers need more places for counting because
A.  They are always big numbers B.  Any no. of 0's can be added in front of them C.  Binary base is small D.  0's and l's have to be properly spaced apart E.  None of the above
6. The radian of a number system
A.  Is variable B.  Has nothing to do with digit position value C.  Equals the number of its distinct counting digits D.  Is always an even number E.  None of the above
7. The 2's complement of a binary no. is obtained by adding.....to its 1's complement.
A.  0 B.  1 C.  10 D.  12 E.  None of the above
8. A number that is used to control the form of another number is known as
A.  Map B.  Mask C.  Mamtossa D.  Marker E.  None of the above
9. A number which is stored and processed but not in the standard exponential form is called
A.  Floating point number B.  Fixed point number C.  Octal number D.  Decimal number E.  None of the above
10. Binary numbers need more places for counting because:
A.  0's and 1's can be added in front of them B.  0's and 1's have to be properly placed C.  They are always big numbers D.  Binary base is small E.  None of the above