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____________ is a string instrument.
A.guitar
B.violin
C.trumpet
D.cello
A.guitar
B.violin
C.trumpet
D.cello
A.Special properties of wood of the violin.
B.The shape and construction of the instrument.
C.Different steps involved in the violin's construction.
D.The special coat of paint on the violin.
A.Special properties of wood of the violin.
B.The shape and construction of the instrument.
C.Different steps involved in the violin's construction.
D.The special coat of paint on the violin.
A.String s2='null';
B.String s3=(String)'abc';
C.String s1=null;
D.String s4=(String)'\uface';
A、third string
B、second string third string
C、first string third string
D、first string second string third string
A、insert(String table, String nullColumnHack, ContentValues values)
B、update(String table, ContentValues values, String whereClause, String[] whereArgs)
C、delete(String table, String whereClause, String[] whereArgs)
D、Edit(String table, ContentValues values, String whereClause, String[] whereArgs)
A、String String
B、String String[]
C、String[] String
D、String[] String[]
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