If you know you will need to increase the capacity of a StringBuilder object mul
ID: 3740606 • Letter: I
Question
If you know you will need to increase the capacity of a StringBuilder object multiple times in a program, it's best to set the initial capacity _____.
high
very precisely
low
to an empty string
You are comparing two String variables, t1 and t2. Which statement is equivalent to the one below?
t1.regionMatches(true, 0, s4, 0, t2.length());
t1.regionMatches(false, t2, 0, t1.length);
t1.regionMatches(0, t2.length());
t1.equalsIgnoreCase(t2);
t1.compareTo(t2.length);
Interface [answer] describes methods for writing primitive types to an output stream.
high
very precisely
low
to an empty string
Explanation / Answer
ANSWER 1: Here option(D) will be correct.we should set the initial capacity null for string builder object.
ANSWER 2: For comparing two strings are like t1 and t2. here t1.regionMatches(true, 0, s4, 0, t2.length());? will be equal to t1.equalsIgnoreCase(t2); So option (C) is correct.
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