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NEW QUESTION # 121
What should keyword1 and keyword2 be respectively, in oreder to produce output 2345?
int [] array = {1,2,3,4,5};
for (int i: array) {
if ( i < 2) {
keyword1 ;
}
System.out.println(i);
if ( i == 3) {
keyword2 ;
}}
- A. break, break
- B. break, continue
- C. continue, continue
- D. continue, break
Answer: C
NEW QUESTION # 122
Given:
What is the result?
- A. Compilation fails due to an error in line n1
- B. 0
- C. Compilation fails due to an error at line n2
- D. Compilation fails due to an error at line n3
Answer: D
NEW QUESTION # 123
int [] array = {1,2,3,4,5};
for (int i: array) {
if ( i < 2) {
keyword1 ;
}
System.out.println(i);
if ( i == 3) {
keyword2 ;
}}
What should keyword1 and keyword2 be respectively, in oreder to produce output 2345?
- A. break, break
- B. break, continue
- C. continue, continue
- D. continue, break
Answer: C
NEW QUESTION # 124
Given:
Which statement, when inserted into line "// TODO code application logic here ", is valid change?
- A. asc= sc.clone ()
- B. asc = (object) sc;
- C. asc = sc;
- D. sc = asc;
Answer: D
Explanation:
Works fine.
Incorrect answers:
asc = sc.clone();
Incompatible types.
asc =sc;
Incompatible types.
asc = (object) sc;
Syntax error
NEW QUESTION # 125
Given the code from the Greeting.Java file:
Which set of commands prints Hello Duke in the console?
- A. Option C
- B. Option A
- C. Option D
- D. Option B
Answer: A
NEW QUESTION # 126
Given the following class:
And given the following main method, located in another class:
Which three lines, when inserted independently at line n1, cause the program to print a 0 balance?
- A. acct.changeAmount(0);
- B. this.amount = 0;
- C. amount = 0;
- D. acct.changeAmount(-acct.amount);
- E. acct (0) ;
- F. acct. getAmount () = 0;
- G. acct.changeAmount(-acct.getAmount());
- H. acct.amount = 0;
Answer: B,E,H
NEW QUESTION # 127
Given the code fragment:
Which modification enables the code to print 54321?
- A. Replace line 6 with System.out.print (--x);
- B. At line 7, insert x --;
- C. Replace line 12 with return (x > 0) ? false : true;
- D. Replace line 5 with while (is Available(--x)) {
Answer: D
NEW QUESTION # 128
Given:
What is the result?
- A. 0
- B. 1
- C. Compilation fails.
- D. 2
- E. 3
Answer: D
NEW QUESTION # 129
Given:
And given the code fragment:
What is the result?
- A. 4W 100 Auto4W 150 Manual
- B. Compilation fails at both line n1 and line n2
- C. Null 0 Auto4W 150 Manual
- D. Compilation fails only at line n1
- E. Compilation fails only at line n2
Answer: D
NEW QUESTION # 130
Given:
public class Test {
public static void main(String[] args) {
int arr[] = new int[4];
arr[0] = 1;
arr[1] = 2;
arr[2] = 4;
arr[3] = 5;
int sum = 0;
try {
for (int pos = 0; pos <= 4; pos++) {
sum = sum + arr[pos];
}
} catch (Exception e) {
System.out.println("Invalid index");
}
System.out.println(sum);
}
}
What is the result?
- A. 0
- B. Invalid Index
- C. Invalid Index 12
- D. Compilation fails
Answer: C
Explanation:
The loop ( for (int pos = 0; pos <= 4; pos++) { ), it should be pos <= 3, causes an exception, which is caught. Then the correct sum is printed.
NEW QUESTION # 131
Given a code fragment:
What is the result?
- A. They match They real match
- B. They match
- C. They really match
- D. Nothing is printed to the screen
Answer: C
NEW QUESTION # 132
Given the code fragment:
Test.java:
Which is the result?
- A. Option A
- B. Option C
- C. Option D
- D. Option E
- E. Option B
Answer: D
NEW QUESTION # 133
Given the code fragment:
Which three lines fail to compile?
- A. Line 11
- B. Line 10
- C. Line 12
- D. Line 7
- E. Line 8
- F. Line 9
Answer: B,C,D
NEW QUESTION # 134
Given:
What is the result?
- A. A B C
- B. A C D
- C. A B C D
- D. A B D C
- E. A B D
Answer: A
Explanation:
The line "ta.replace('C', 'D');" returns a string that is never assigned to ta.
NEW QUESTION # 135
Given the class definitions:
class C1 {}
class C2 extends C1 {}
class C3 extends C2 {}
and the code fragment:
16.C1 obj1 = (C1) new C2();
17.C2 obj2 = (C2) new C3();
18.C2 obj3 = (C2) new C1();
19.C3 obj4 = (C3) obj2;
Which line throws ClassCastException?
- A. line 17
- B. line 19
- C. line 18
- D. line 16
Answer: D
Explanation:
NEW QUESTION # 136
Which two class definitions fail to compile? (Choose two.)
A:
B:
C:
D:
E:
- A. Option D
- B. Option A
- C. Option C
- D. Option E
- E. Option B
Answer: A,D
NEW QUESTION # 137
Given:
And given the code fragment:
What is the result?
- A. 4W 100 Auto4W 150 Manual
- B. Compilation fails at both line n1 and line n2
- C. null 0 Auto4W 150 Manual
- D. Compilation fails only at line n2
- E. Compilation fails only at line n1
Answer: B
NEW QUESTION # 138
Given:
What is the result?
- A. 0 0
- B. Compilation fails.
- C. 9 25
- D. 3 5
Answer: D
NEW QUESTION # 139
Given:
What is the result?
- A. 10 20 30 40
- B. An exception is thrown at runtime.
- C. 0 0 30 40
- D. Compilation fails.
Answer: C
NEW QUESTION # 140
View the exhibit:
public class Student {
public String name = "";
public int age = 0;
public String major = "Undeclared";
public boolean fulltime = true;
public void display() {
System.out.println("Name: " + name + " Major: " + major); }
public boolean isFullTime() {
return fulltime;
}
}
Which line of code initializes a student instance?
- A. Student student1 = new Student();
- B. Student student1 = Student();
- C. Student student1;
- D. Student student1 = Student.new();
Answer: A
NEW QUESTION # 141
Examine:
Which statement is true?
- A. The program prints m1.Accessed.
- B. The program fails to compile due to the unhandled E2exception.
- C. The program prints m2.Accessed.
- D. The program fails compile due to the unhandled E1exception.
Answer: D
Explanation:
NEW QUESTION # 142
Given the code fragment:
Which three code fragments can be independently inserted at line n1 to enable the code to print one?
- A. Byte x = 1;
- B. Double x = 1;
- C. short x = 1;
- D. Integer x = new Integer ("1");
- E. String x = "1";
- F. Long x = 1;
Answer: A,C,D
NEW QUESTION # 143
Given:
public class Natural {
private int i;
void disp() {
while (i <= 5) {
for (int i=1; i <=5;) {
System.out.print(i + " ");
i++;
}
i++;
}
}
public static void main(String[] args) {
new Natural().disp();
}
}
What is the result?
- A. Prints 1 3 5 once
- B. Prints 1 2 3 4 5 five times
- C. Prints 1 2 3 4 5 six times
- D. Prints 1 2 3 4 5 once
- E. Compilation fails
Answer: C
Explanation:
1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 1 2 3 4 5
NEW QUESTION # 144
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