AP CSP Review

Front

What two numbers do we use in binary?

Back

1 & 0

Front

What number does 110 represent in binary?

Back

6

Front

How would you represent the number 5 in binary?

Back

101

Front

What base is binary in?

Back

2

Front

Latency

Back

Time it takes for a bit to travel from its sender to its receiver.

Front

Protocol

Back

A set of rules governing the exchange or transmission of data between devices.

Front

What is the 4-bit binary number for the decimal number ten (10)?

Back

1010

Front

What is the minimum number of bits you would need to encode the 26 letters of the alphabet plus a space – a total of 27 characters?

Back

5 BITS

Front

A video-streaming Web site uses 32-bit integers to count the number of times each video has been played. In anticipation of some videos being played more times than can be represented with 32 bits, the Web site is planning to change to 64-bit integers for the counter. Which of the following best describes the result of using 64-bit integers instead of 32-bit integers?

Back

2^32 times as many values can be represented

Front

Which algorithm can be used to change all occurrences of “goats” to “sheep” and all occurrences of “sheep” to “goats” in a user manual?

Back

First, change all occurrences of “goats” to “foxes”
Then, change all occurrences of “sheep” to “goats”
Last, change all occurrences of “foxes” to “sheep”