How many interfaces, a class can implement in java?
Anonymous Quiz
28%
Only one
21%
2
49%
Infinite
2%
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Which component is used to compile, debug and execute the java programs?
Anonymous Quiz
13%
JRE
43%
JDK
5%
JIT
37%
JVM
2%
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Anonymous Quiz
5%
int
6%
float
85%
void
4%
double
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Anonymous Quiz
25%
O(logn)
28%
O(nlogn)
34%
O(n^2)
13%
O(n)
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Anonymous Quiz
33%
Stack
16%
Queues
26%
Linked List
25%
Arrays
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Anonymous Quiz
67%
True
19%
False
12%
Both
3%
None of the above
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#Quiz_Java (Question - 107)
Which of these method of class String is used to extract a single character from a String object?
Which of these method of class String is used to extract a single character from a String object?
Anonymous Quiz
13%
characterAt()
63%
charAt()
19%
CharAt()
6%
None of the above
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Which class in Java is used to take input from the user?
Anonymous Quiz
88%
Scanner
4%
Applier
5%
Inputer
3%
None of these
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int [ ] ar = {1,2,3,4,5}; System.out.print(ar[4]); Whatβs the output of the above code?
Anonymous Quiz
17%
4
66%
5
13%
compilation error
4%
runtime error
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