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Exam Code: 1Z0-803Exam Name: Java SE 7 Programmer I
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1Z0-803 Exam Questions Total Q&A: 216 Questions and Answers
Last Update: 06-28,2016
1Z0-803 Exam Cost Detail: 1Z0-803 Exam Questions
Exam Code: 1Z0-804Exam Name: Java SE 7 Programmer II Exam
One year free update, No help, Full refund!
1Z0-804 Real Questions Total Q&A: 150 Questions and Answers
Last Update: 06-28,2016
1Z0-804 Study Materials Detail: 1Z0-804 Real Questions
NO.1 Given:
class Cake {
int model;
String flavor;
Cake() {
model = 0;
flavor = "Unknown";
}
}
public class Test {
public static void main(String[] args) {
Cake c = new Cake();
bake1(c);
System.out.println(c.model + " " + c.
bake2(c);
System.out.println(c.model + " " + c.flavor);
}
public static Cake bake1(Cake c) {
c.flavor = "Strawberry";
c.model = 1200;
return c;
}
public static void bake2(Cake c) {
c.flavor = "Chocolate";
c.model = 1230;
return;
}
}
What is the result?
A. 1200 Strawberry 1230 Chocolate
B. Compilation fails
C. 1200 Strawberry 1200 Strawberry
D. 0 unknown 0 unknown
Answer: A
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Explanation:
1200 Strawberry 1230 Chocolate
NO.2 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. continue, break
B. continue, continue
C. break, break
D. break, continue
Answer: B
1Z0-803 Practice Questions
NO.3 Given:
Which two declarations will compile?
A. int a, b, c = 0;
B. int a, b, c;
C. int g, int h, int i = 0;
D. int d, e, F;
E. int k, l, m; = 0;
Answer: A,D
NO.4 Given: What is the result?
A. Compilation fails
B. Green 4
C. Red 0 Orange 1
D. Red 0 Orange 0 Green 6
E. Red 0 Orange 0 Green 3
Answer: A
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NO.1 To provide meaningful output for: System.out.print( new Item ()):
A method with which signature should be added to the Item class?
A. public String toString()
B. public Item asString()
C. public Item toString()
D. public Object asString()
E. public object toString()
F. public String asString()
Answer: A
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NO.2 ITEM Table
* ID, INTEGER: PK
* DESCRIP, VARCHAR(100)
* PRICE, REAL
* QUALITY, INTEGER
And given the code fragment (assuming that the SQL query is valid):
try {
String query = "SELECT * FROM Item WHERE ID=110";
Statement stmt = conn.createStatement();
ResultSet rs = stmt.executeQuery(query);
while (rs.next ()) {
System.out.println("ID: " + rs.getInt("Id"));
System.out.println("Description: " + rs.getString("Descrip"));
System.out.println("Price: " + rs.getDouble("Price"));
System.out.println("Quantity: " + rs.getInt("Quantity"));
}
} catch (SQLException se) {
System.out.println("Error");
}
What is the result of compiling and executing this code?
A. An exception is thrown at runtime
B. Compile fails
C. The code prints information about Item 110
D. The code prints Error
Answer: A
1Z0-804 Test Answers
NO.3 Given the code fragment:
public class DisplaValues {
public void printNums (int [] nums){
for (int number: nums) {
System.err.println(number);
}
}
}
Assume the method printNums is passed a valid array containing data. Why is this method not
producing output on the console?
A. There is a compilation error.
B. The variable number is not initialized.
C. There is a runtime exception.
D. Standard error is mapped to another destination.
Answer: D
1Z0-804 questions
NO.4 Given the code fragment:
DataFormat df;
Which statement defines a new Dateformat object that displays the default date format for the UK
Locale?
A. df = new DateFormat.getdatDataInstance (DateFormat.DEFAULT, Locale (UK));
B. df = new DateFormat.getdatDataInstance (DateFormat.DEFAULT, Locale.UK);
C. df = DateFormat.getdatDataInstance (DateFormat.DEFAULT, Locale (UK));
D. df = DateFormat.getdatDataInstance (DateFormat.DEFAULT, Locale.UK);
E. df = DateFormat.getdatDataInstance (DateFormat.DEFAULT, UK);
Answer: D
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