Worksheetstwos complement
Total questions: 20
Worksheet time: 16mins
Add the 8-bit binary values 00011001 and 01000011
(a)
Convert the binary number 100111010001 to hexadecimal
(a)
Perform two logical shifts to the right on the binary number 11101100
(a)
If the ASCII code for the letter P is hex 50 what would the the letter N be in hex?
49
48
4F
4E
How many digits can the decimal number system use?
2
4
10
100
What is this SIGNED binary number in denary?
1100
4
11
-4
12
Arithmetic shift right by 2 places for 10100
10110
00101
10001
01010
11 + 10 =
1111
111
101
What is the sum of the two binary numbers below?
111
110
1000
112
Arithmetic shift left by 1 of 0010
0100
1100
0010
0001
Convert -8 into binary using twos complement
1000
1110
0111
1001
Convert -7 into binary using twos complement
1001
0111
0000
1000
___ Is the type of error that occurs when a number larger than a register can store is generated when adding the binary numbers
Overflow error
Binary error
Data transmission error
Convert the hexadecimal A2 to a binary number
(a)
Hexadecimal number system uses letters from ____ to ____
1- 15
1 - 10
1- F
A - F
Lossy compression
keeps data and never loose any single bit
loose data in favor of speed
never happens in real life
None of the above
Computers process_______ type of data
Analog
Digital
