WorksheetsU26 Q4 Number Systems
Total questions: 14
Worksheet time: 19mins
Name
Class
Date
1.
Convert 10112 in to Denary (base 10)?
a)
10
b)
11
c)
9
d)
8
2.
What would the data type be called which can hold fractional values?
a)
Int
b)
Bool
c)
Float
d)
Char
3.
"Mathematics is the door and key to the sciences" A quote from ...
a)
Albert Einstein
b)
Rodger Bacon
c)
Nikola Tesla
d)
Steven Hawkins
4.
What is the "Base" of a number system?
a)
The number of symbols a system has
b)
The highest value in a single column that a number system can have
c)
The first symbol used in a number system
d)
An attribute of a number system to be able to add up values within that system
5.
Which of these is not an attribute or benefit of place value?
a)
each column is an order of magnitude larger that the previous one
b)
place value number systems need an everlasting set of symbols for new numbers
c)
place value systems can always be converted in to other place value systems
d)
place value systems allow arithmatic operations to be carried out easily
6.
Have you ever used a Boolean number system?
a)
Yes
b)
No
7.
What would the highest single number be in Oct?
a)
7
b)
8
c)
9
d)
0
8.
If I have 4 piles of 16 Jelly Beans, and 11 left over, what is my total count in HEX?
a)
4B
b)
4A
c)
16B
d)
5A
9.
What would the value be if you were to convert 1516 in to Binary?
a)
0001 0101
b)
0001 1010
c)
0001 0011
d)
0001 1101
10.
What value is the MSB in this binary value recorded in 2's complement?
1011
1011
a)
8
b)
11
c)
-8
d)
-5
11.
Which of these methods could you use to convert a Decimal number in to a Binary number?
a)
Divide by 2 record the remainder
b)
Randomly guess
c)
This can't be done
d)
Multiply by 3
12.
Convert 12316 in to binary
a)
001 010 011
b)
0001 0010 0011
c)
1 10 11
d)
0101 1101 1110
13.
What is the mantissa used to hold?
a)
How many decimal places are in the number
b)
The "sign" of the number
c)
The number without a decimal point in it
d)
The whole, correct and complete value of a number
14.
Solve
1001 * 0101
1001 * 0101
a)
0010 1101
b)
0011 1101
c)
1001 1001
d)
1010 1012
100 %
