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Fill In The Blanks



This activity contains 30 questions.

Question 1.
The ________ number system has a base of sixteen.

 
Johnson
hexadecimal
binary
octal
End of Question 1


Question 2.
Each hexadecimal digit converts to ________ binary digits.

 
four
eight
12
six
End of Question 2


Question 3.
In binary, the decimal number 93 converts to ________ digits.

 
seven
eight
11
five
End of Question 3


Question 4.
The ________ code represents alphanumeric characters as seven-bit binary numbers.

 
ASCII
octal
alphanumeric
Boy Scout
End of Question 4


Question 5.
Adding a zero to the leftmost bit of an ASCII code is called ________.

 
extra zero
zero padding
End of Question 5


Question 6.
Decimal 42 is equivalent to binary ________.


Open Hint for Question 6 in a new window.
 
01000010
52
2A
101010
End of Question 6


Question 7.
In the decimal number 481, the powers-of-10 weight of the digit 4 is ________.


Open Hint for Question 7 in a new window.
 
400
102
104
100
End of Question 7


Question 8.
The two digits in the binary number system are ___ and ___.


Open Hint for Question 8 in a new window.
 
1, 2
H, L
T, F
0, 1
End of Question 8


Question 9.
The MSB of 11001 is ________.


Open Hint for Question 9 in a new window.
 
1
1100
C
1916
End of Question 9


Question 10.
Binary 10111111 is ________ in hexadecimal.


Open Hint for Question 10 in a new window.
 
BF16
FB16
27716
10111111
End of Question 10


Question 11.
Hexadecimal 12 is ________in binary.


Open Hint for Question 11 in a new window.
 
00010111
00010100
00010010
00100001
End of Question 11


Question 12.
Hexadecimal 44 is ________ in binary.


Open Hint for Question 12 in a new window.
 
01000100
10011010
01011000
10001100
End of Question 12


Question 13.
Hexadecimal F2 is ________ in binary.


Open Hint for Question 13 in a new window.
 
11100011
10100001
11110010
11111100
End of Question 13


Question 14.
Hexadecimal 16 is ________ in decimal.


Open Hint for Question 14 in a new window.
 
3210
2210
2510
2710
End of Question 14


Question 15.
Binary 0010111101111110 is ________ in hexadecimal.


Open Hint for Question 15 in a new window.
 
77F216
4EEE16
2F7E16
2F7716
End of Question 15


Question 16.
________ symbols are needed to represent all digits in hexadecimal.


Open Hint for Question 16 in a new window.
 
Six
Ten
Twelve
Sixteen
End of Question 16


Question 17.
Decimal 12 is ________ in hexadecimal.


Open Hint for Question 17 in a new window.
 
1216
C16
A216
A16
End of Question 17


Question 18.
Hexadecimal 44 is ________ in decimal.


Open Hint for Question 18 in a new window.
 
6810
7410
7710
9810
End of Question 18


Question 19.
Hexadecimal AA is ________ in decimal.


Open Hint for Question 19 in a new window.
 
16510
17010
18610
17616
End of Question 19


Question 20.
Binary-coded-decimal 0111 1001 0011 is ________ in binary.


Open Hint for Question 20 in a new window.
 
011110010011
010110101111
001100110011
001100011001
End of Question 20


Question 21.
Decimal 474 is ________ in BCD.


Open Hint for Question 21 in a new window.
 
0100 0111 0100
0100 1011 0101
0100 1001 0011
0110 1011 1001
End of Question 21


Question 22.
Decimal 2875 is ________ bytes in binary.


Open Hint for Question 22 in a new window.
 
2
3
4
5
End of Question 22


Question 23.
Decimal 37 is ________ in binary with an even parity bit.


Open Hint for Question 23 in a new window.
 
00100101
10100101
11000100
01001011
End of Question 23


Question 24.
Hex 4B5258 is ________ in ASCII code.


Open Hint for Question 24 in a new window.
 
FGM
KLM
KRX
JQW
End of Question 24


Question 25.
Even-parity 01101000 binary is ________in hexadecimal.


Open Hint for Question 25 in a new window.
 
C816
6816
D016
Nothing. Parity does not check.
End of Question 25


Question 26.
Odd-parity 9E16 is ________ decimal.


Open Hint for Question 26 in a new window.
 
30
158
78
Nothing. Parity does not check.
End of Question 26


Question 27.
Most computers store data in strings of _____ bits called a ______.


Open Hint for Question 27 in a new window.
 
8, word
8, byte
16, word
16, byte
End of Question 27


Question 28.
A complete alphanumeric code would include 26 lowercase letters, 26 uppercase letters, 10 numeric digits, 7 punctuation marks, and anywhere from ______ to ______ other characters.


Open Hint for Question 28 in a new window.
 
5, 10
10, 15
10, 20
20, 40
End of Question 28


Question 29.
Whenever information is transmitted from one device to another, there is a possibility that ______.


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one device is off
errors will occur
there is a full moon
the data will be received as transmitted
End of Question 29


Question 30.
A typical CD-ROM can store _____ of digital data.


Open Hint for Question 30 in a new window.
 
90 minutes
analog portions
650 megabytes
octal bytes
End of Question 30





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