One of the disadvantages of the infix notation is that _____.
A. it is hard for humans to understand
B. some expressions can evaluate to two different values
C. not all algebraic expressions can be represented with it
D. we need to use parentheses to control the evaluation of the operators
Answer: D
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Select one of the use cases and create a sequence diagram.
What will be an ideal response?
Assume StringBuilder strBuf is "ABCDEFG", after invoking _________, strBuf contains "ABCRRRRDEFG".
a. strBuf.insert(1, "RRRR") b. strBuf.insert(2, "RRRR") c. strBuf.insert(3, "RRRR") d. strBuf.insert(4, "RRRR")
A ________ work environment requires new tools to ensure that employees in different locations have what they need to work together to accomplish assigned projects
A) distributed B) practical C) cooperative D) collaboration
Which of the next three statements is false?
a. When exceptions occur or when you want to track important aspects of your code’s execution, you can log messages for debugging purposes with Android’s built-in logging mechanism. b. Android provides class Log (package android.util) with several static meth-ods that represent messages of varying detail. c. Logged messages can be viewed in the bottom of the Android Device Monitor’s LogCat tab or with the Android logcat tool. d. Each of the above statements is true.