AP Computer Science Principles S1 Final Exam
Which types of data are stored on a computer using bits? A- Numbers B- Text documents C- Photos
A B C - All Options Computers use bits to store every type of data.
Which of the option below is considered a single byte of (digital) information? ***Listed in Binary*** A - 101101 B - 111011011 C - 1 D - 0110 E - 11010010
E- 11010010 A byte is 8 bits.
Which of these values can be stored in a single bit? A- 1 B- {1,0] C- 4 D- 10
Option A - 1 A bit can store one of two values, either 1 or 0.
How many bytes long is this binary sequence? 1011100111011011011010010011010101111111 A - 5 B - 10 C- 15 D- 20
Option A - 5
What does 11111 represent in decimal? A- 24 B- 31 C- 15 D- 63
Option A -31
What is least number of bits needed to represent a minute (0-60) in binary? A - 6 B-60 C- 10 D-30
Option A -6
How many bits are in 8 bytes of information? A- 24 B- 64 C- 34 D- 54
Option B - 64 To figure out how many bits are in 8 bytes, we can just multiply.
What values can a binary digit represent? A- A binary digit can represent one of the values from 0 - 9. B- A binary digit can represent either the value 0 or 1. C- A binary digit can only represent the value 0. D- A binary digit can only represent the value 1.
Option B - A binary digit can represent either the value 0 or 1.
How would you represent the decimal number 25 in binary? A- 00011111 B- 00011010 C- 00011001 D- 00010111
Option C - 00011001
Which of the following very large binary numbers is odd? A- 0101010111010000 B- 0101110101010110 C- 0101010101010101 D- 0101010101010110
Option C - 0101010101010101
How many bits are in 4 bytes? Choice Listed Below: A - 8 bits B - 24 bits C - 32bits D - 48 bits
Option C - 32 Bits
What word does that ASCII-encoded binary data represent? 1000011100100010001011000110 A- FADE B- CAFE C- CHEF D- BEAD
Option C - CHEF
11111110110001001100010110111010 How many characters are encoded in that binary data? A- 8 B- 32 C- 2 D- 4
Option D- 4
