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AP Comp Sci midterm
Terms in this set (12)
The network is considered ________________ because it guarantees that no individual component will fail.
According to the domain name system (DNS), which of the following is a subdomain of the domain example.com?
Deploying satellites and other infrastructure to provide inexpensive Internet access to remote areas of Earth
reduces digital divide
A musician creates a song using samples of a copyrighted work and then uses a Creative Commons license to publish the song.
raises legal and ethical concerns; musician has to gain permission
Which of the following is an advantage of a lossless compression algorithm over a lossy compression algorithm?
A lossless compression algorithm can guarantee reconstruction of original data, while a lossy compression algorithm cannot.
Which of the following statements about browsing sessions in an anonymous window is true?
Items placed in a Web store's shopping cart for future purchase during the anonymous browsing session will not be saved on the user's computer.
Which of the following is the most appropriate data type for age ?
The variable isOpen is to be used to indicate whether or not a store is currently open. Which of the following is the most appropriate data type for isOpen ?
Consider the following code segment, which uses the variables r, s, and t.
r ← 1
s ← 2
t ← 3
r ← s
s ← t
What is displayed as a result of running the code segment?
An online store uses 6-bit binary sequences to identify each unique item for sale. The store plans to increase the number of items it sells and is considering using 7-bit binary sequences. Which of the following best describes the result of using 7-bit sequences instead of 6-bit sequences?
2 times as many items can be uniquely identified.
Which of the following statements is true about how the eight directions must be stored in memory? Each direction is stored in memory as a sequence of four bits.
Four bits are enough to store the eight directions.
Which of the following Boolean expressions are equivalent to the expression num>=15
(num>15) or (num=15), NOT (num<15)
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