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WorksheetsAP CSP~ BigIdea 2 Data
Total questions: 10
Worksheet time: 6mins
Convert 48 to a binary number
110000
110001
110111
111111
What is the value in binary of 11001 + 2?
111111
11101
11100
11011
What is the smallest number of bits needed to store the decimal number 7?
1
2
3
4
Which math calculation could result in a roundoff error?
2/9
2*6
6-2
3+5
Many older computers were designed to handle only 8-bit systems, meaning that all numbers that the computers used could not exceed 8 bits in length. Which of the following numbers would NOT be viable in an 8-bit system?
14
34
255
256
What signal can be represented using a digital signal without losing any data?
The human voice in air
The varying temperature during the day
Volume due to a train honking its horn
The varying grades of a student during the school year
Which of the following is a trade-off inherent in lossy compression of an image?
Smaller file size (bytes)
Speed of transmitting file
Image quality
Image size (number of pixels)
An Alaskan biologist is tracking a pod (group) of whales using tracking collars. For the whales, the following geolocation data are collected at frequent intervals:
* Time
*Date
*Geographical location of the sea mammals
Which of the following questions about a whale could NOT be answered using only the data collected from the tracking collars?
About how many miles did the animal travel in one week?
Does the animal travel in groups with other tracked animals?
Do the movement patterns of the animal vary according to the weather?
In what geographic location does the animal typically travel?
Why is it usually easier to read code written in a high-level language than code written in a low-level language?
High-level languages tend to be written by smarter people
High-level languages tend to be closer to basic computer code, which makes them easier to translate.
High-level languages tend to be written for more experienced programmers to use, which implicitly makes them easier to read.
High-level languages tend to be closer to natural language by utilizing simplified abstractions with descriptive names.
What binary number represents the letter J?
77
74
73
70
