J2ME Online Exam free model Test1

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1. Which of the following statements is true about Java ME?
Java ME is a single specification	Java ME is a family of related specifications
Java ME is a platform for creating applications for the well-established desktop market	Java ME is a platform for creating server-side enterprise applications

2. What is a configuration?
A configuration defines a set of class libraries available for a particular domain of devices	A configuration defines a vertical (or specialized) set of classes
A configuration defines a minimum set of class libraries for a wide range of devices	All of the above

3. What is a profile?
A profile defines a set of class libraries available for a wide range of devices	A profile defines a horizontal set of classes that a configuration can use
A profile defines the set of APIs available for a particular family of devices	A profile is the foundation for a configuration

4. The Personal Digital Assistant (PDA) Profile is based on:
Connected Device Configuration (CDC)	Connected Limited Device Configuration (CLDC)
Both of the Above	None of the above

5. The Foundation profile:
Extends the CDC by adding the missing user interface APIs	Extends the CLDC by adding the missing Java 2, Standard Edition (J2SE) core libraries
Is meant to serve as a foundation for other profiles	All of the above

6. The RMI profile is meant to be used with:
CLDC and MIDP	CDC and Foundation
Both A and B	None of the above

7. The CLDC does not address user interface issues. They are left to be handled by the:
Foundation profile	Personal profile
Mobile Information Device Profile (MIDP)	None of the above

8. Which of the following network connections is supported by MIDP?
UDP datagrams	WAP
HTTP	All of the above

9. A Java ME-enabled device:
Can support only a single profile	Can support multiple profiles
Both of the above	None of the above

10. A device that currently uses CLDC (and therefore has a profile) can use that profile with CDC without modification.
True	False
Both of the above	None of the above

11. In the CDC, user interface issues are handled by the:
Foundation profile	Personal profile
Mobile Information Device Profile (MIDP)	None of the above

12. The CDC targets devices with _______ of total memory available for the Java platform, including both RAM and flash or ROM.
160 KB	256 KB
512 KB	2 MB or More

13. The Java Virtual Machine1 specified to be used with the CDC is:
KVM	CVM
PVM	None

14. In MIDP, the maximum length of a record store name is:
8 characters	32 characters
128 characters	No limit on the length of a record store name

15. Is it possible to determine the contents of a JAR file before is it downloaded to a device?
No, it is not	Yes, by inspecting the associated JAD file
All of the above	None of the above

16. The CDC and Foundation make corrections to the J2SE libraries by removing all noncritical, deprecated APIs.
True	False
All of the above	None of the above

17. Which of the following network connections is supported by the CDC?
UDP datagrams	TCP sockets
HTTP connections	None of the above

18. Which of the following network connections is supported by the Foundation profile?
UDP datagrams	TCP sockets
HTTP	All of the above

19. What compilation option should be used when compiling Java ME applications?
-classpath	-bootclasspath
-preverify	Any of the above

20. Which of the following areas are being investigated by the MIDP Next Generation?
HTTPS and secure networking	Network connectivity through sockets and datagrams
Extensions to the low-level user interface APIs to allow greater game functionality	None of the above