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CSE 110 - EXAM 3 QUESTIONS
WITH 100% VERIFIED ANSWERS
Question : 1) Consider the following line of code:
int[] somearray = new int[30];
Which one of the following options is a valid line of code for displaying the twenty-eighth element of somearray?
a) System.out.println(somearray[28]);
b) System.out.println(somearray(28));
c) System.out.println(somearray(27));
d) System.out.println(somearray[27]);
CORRECT ANSWER : d
Question : Identify the correct statement for defining an
integer array named numarray of ten elements.
- int[] numarray = new int[9];
- int[] numarray = new int[10];
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- int[10] numarray;
- int numarray[10];
CORRECT ANSWER : b
Question : Which one of the following statements is a
valid initialization of an array named somearray of ten elements?
- int[] somearray = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
- int somearray[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 };
- int[10] somearray = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
- int somearray[10] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
CORRECT ANSWER : a
Question : What is the output of the following code
snippet? int[] myarray = { 10, 20, 30, 40, 50 }; System.out.print(myarray[2]); System.out.print(myarray[3]);
- 1050
- 2030
- 3040
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- 4050
CORRECT ANSWER : c
Question : What is the result of executing this code
snippet?
int[] marks = { 90, 45, 67 }; for (int i = 0; i <= 3; i++){ System.out.println(marks[i]); }
a) The code snippet does not give any output.
b) The code snippet displays all the marks stored in the
array without any redundancy.
c) The code snippet causes a bounds error.
d) The code snippet executes an infinite loop.
CORRECT ANSWER : c
Question : What is the valid range of index values for an
array of size 10?
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- 0 to 10
- 1 to 9
- 1 to 10
- 0 to 9
CORRECT ANSWER : d
Question : Which one of the following statements is
correct about the given code snippet?
int[] somearray = new int[6]; for (int i = 1; i < 6; i++){ somearray[i] = i + 1; }
a) The for loop initializes all the elements of the array.
b) The for loop initializes all the elements except the first
element.
c) The for loop initializes all the elements except the last
element.