
1.2.4 Data Storage Numbers Quiz

Quiz
•
Computers
•
10th Grade
•
Hard
Mrs R Rose-Green
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the binary representation of the decimal number 10?
1111
1001
1010
1100
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Explain the process of converting a binary number to its decimal equivalent.
Divide each digit by 2 and then add the results together.
Multiply each digit by 2 raised to the power of its position and then add the results together.
Subtract each digit from 2 and then add the results together.
Add each digit together without any multiplication.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the hexadecimal representation of the binary number 1010?
D
A
C
B
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Convert the hexadecimal number 2F into its binary equivalent.
11010101
11110000
00101111
10101010
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How are floating point numbers stored in computer memory?
ASCII encoding
IEEE 754 standard
Binary-coded decimal
Unicode standard
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Explain the concept of normalized form in floating point number storage.
Converting a number to binary form
Storing numbers in alphabetical order
Representation of a number in scientific notation with a single non-zero digit to the left of the decimal point.
Representing a number with multiple non-zero digits to the left of the decimal point
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the range of an 8-bit signed integer?
0 to 255
-100 to 100
-128 to 127
-256 to 255
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