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VCE
Which of these is the correct precaution when publishing an application update to the Android Market?
A. The package name must be the same, but the .apk may be signed with a different private key.
B. The package name does not have to be the same and the .apk can be signed with a different private key.
C. The package name must be the same and the .apk must be signed with the same private key.
D. The package name does not have to be the same, but the .apk must be signed with the same private key.
Of the size units which can be specified by Android, which is device independent?
A.px
B. dp (dip)
C. sp
D. pt
The following JNIProb.java has been compiled, and the javah command has been run to create the header file JNIProb.h. Which is the correct code that goes into (1) of the C/C++ source file JNIProb.c created in this way?

A. int JNICALL Java_JNIProb_add(JNIEnv*env, jobject o, inta, intb)
B. jint JNICALL Java_JNIProb_add(JNIEnv*env, jobject o, jint a, jint b)
C. jint JNICALL add(JNIEnv *env. jobject o. int a. int b)
D. jint JNICALL addfJNIEnv *env, jobject o. jint a. jint b)