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1. How many numbers do we use in binary?
A
1
B
2
C
10
2. Computers work with...
A
Decimal numbers
B
Hexadecimal numbers
C
Binary numbers
3. Another name for the decimal system is ...
A
Base-2 number system
B
Base-16 number system
C
Base-10 number system
4. Another name for the binary system is ...
A
Base-2 number system
B
Base-16 number system
C
Base-10 number system
5. The decimal number 8 converted to binary is:
A
1011
B
1000
C
1010
6. The binary number 111 converted to decimal is:
A
7
B
12
C
111
7. Which binary number is the decimal 30?
A
00100010
B
00011110
C
10100011
8. Which decimal number is the binary 1001?
A
9
B
1001
C
11