OCPJP 7 Upgrade Free Mock Exam

Question 1 of 13 [Language Enhancements]

A developer wants to implement switch statement.
Which of the following type Java SE 7 switch can accept?
Choice 1	String class
Choice 2	Character
Choice 3	Byte
Choice 4	Short
Choice 5	Integer
Choice 6	All the above

Question 2 of 13 [Language Enhancements]

Code :


package com.epractizelabs.cart;
public class ProductNameFinder {
public static String getProductName(String productId) {
String productName = null;
if (productId == null) { 
return "ERROR"; 
}

switch (productId) {
case "15898-30":	productName =  "SCEA 5 Part 1 Training Lab"; 
break;

case "15898-31":  	productName =  "SCEA 5 Part 2 and Part 3 Training Lab"; 
break;

case "15898-62":   	productName =  "OCP Java SE 7 Training Lab"; 
break;

default:           	productName =  "ERROR"; 
break;
}

return productName;
}
public static void main(String[] args) {
String productId = "15898-62";
String productName = ProductNameFinder.getProductName(productId);
System.out.println(productName);
}
}

What is the output of the above code?

Choice 1 Compilation error (string cannot be used in switch)

Choice 2 Runtime error

Choice 3 OCP Java SE 7 Training Lab

Question 3 of 13 [Language Enhancements]

Which method is used to get the list of all installed locales?
Choice 1	`Locale.getAllLocales();`
Choice 2	`Locale.getAvailableLocales();`
Choice 3	`Locale.getAllDefaultLocales();`
Choice 4	`Locale.getDefaultLocales();`
Choice 5	`Locale.getInstalledLocales();`

Question 4 of 13 [Design Patterns]

You are assigned to develop a print spooler Java class. This class must be accessed by disparate objects throughout your application components.
Which pattern can you use for implementing print spooler class?
Choice 1	Facade
Choice 2	Singleton
Choice 3	Factory

Question 5 of 13 [Design Patterns]

You are assigned to complete data access code for a small desktop application. The application currently uses flat text files to store data and planned to use XML for RDBMS in the near future.
Which design pattern can be used to serve data access object based on database type (`text file/ XML / RDBMS`)?
Choice 1	Singleton
Choice 2	Builder
Choice 3	Factory

Question 6 of 13 [Database Applications with JDBC]

Which class can obtain a RowSetFactory?
Choice 1	RowFactory
Choice 2	RowSetProvider
Choice 3	CachedRowSet

Question 7 of 13 [Database Applications with JDBC]

Which of the following code is valid?

Choice 1

RowSetFactory aFactory = RowSetProvider.newFactory();
CachedRowSet crs = aFactory.createCachedRowSet();

Choice 2

RowSetFactory aFactory = RowSetProvider.getFactory();
CachedRowSet crs = aFactory.createCachedRowSet();

Choice 3

RowSetFactory aFactory = RowSetProvider.newFactory();
CachedRowSet crs = aFactory.getCachedRowSet();

Question 8 of 13 [Database Applications with JDBC]

Which of the following can be used to execute precompiled SQL statement?
Choice 1	PreparedStatement
Choice 2	Statement
Choice 3	PrepareStatement

Question 9 of 13 [Concurrency]

Which interface is used instead of explicitly creating threads?
Choice 1	Executor
Choice 2	Runnable
Choice 3	Thread

Question 10 of 13 [Concurrency]

Select the Executor method.
Choice 1	`void run(Runnable command)`
Choice 2	`void execute(Runnable command)`
Choice 3	`void execute(Thread command)`

Question 11 of 13 [Locaxlization]

Given the code fragment:

Locale locale=null;
ResourceBundle eplResources=null;

You want to load property file named ERACTIZE_RES.properties.

Which of the following code can achieve this goal.

Choice 1 eplResources=ResourceBundle.getBundle("ERACTIZE_RES",Locale.getDefault());

Choice 2 eplResources=ResourceBundle.getBundle("ERACTIZE_RES. properties",Locale.getDefault());

Choice 3 eplResources=ResourceBundle.getBundle("ERACTIZE_RES ");

Question 12 of 13 [Java File I/O]

Which class is a programmatic representation of a path in the file system?
Choice 1	Files
Choice 2	Path
Choice 3	Folder

Question 13 of 13 [Java File I/O]

Which of the following method returns `PathMatcher` object?
Choice 1	`FileSystem.getPathMatcher(String syntaxAndPattern)`
Choice 2	`File.getPathMatcher(String syntaxAndPattern)`
Choice 3	`Path.getPathMatcher(String syntaxAndPattern)`