Arrays
Quiz by Kavitha Praseed
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- Q1
Cell numbers of a dimensional array are also known as
blocks
subsrcipts
compartments
packets
30s - Q2
The elements of array arr[20] are numbered:
0 to 20
1 to 19
1 to 20
0 to 19
30s - Q3
Which element is represented by arr[20]?
20th
19th
None
21st
30s - Q4
State the total size in bytes of the array arr[5] of char data type.
10 bytes
20 bytes
12 bytes
40 bytes
30s - Q5
Name the algorithm which makes several passes through the array, selecting the next smallest item in the array each time and placing it where it belongs in the array.
Selection sort
Bubble sort
linear search
Binary search
30s - Q6
What is the output of the below Java program?
int[] marks = {25,44,65,95};
System.out.print(marks.length + "," + marks[1]);
4,25
3,44
4,65
4,44
30s - Q7
Which one of the following is a valid statement?
int a[]=new int();
int a[]=new int(5);
int a[]=new int[5];
int a()=new int(5);
30s - Q8
What is the output of the below Java program with arrays?
String[] colors = {"RED";"YELLOW";"WHITE"};
System.out.print(colors[2]);
RED
YELLOW
WHITE
compilation error
30s - Q9
What is the output of the below Java program with arrays?
public class Polo {
public static void main(String args[]) {
String[] computer = {"RAM","HDD","MOUSE"};
String[] parts = {computer[0],computer[2]};
System.out.print(parts[1]);
}
}
MOUSE
HDD
RAM
compilation error
30s - Q10
Row number and Column number in a Multidimensional array start with ___.
1
0
-1
2
30s