1. DataInput is   an interface that defines methods to read primitive data types.   an abstract class defined in java.io.   an interface that defines methods to open files.   a class we can use to read primitive data types.   Hint Half-n-half Clue   2. Which of the following methods can be used to change the size of a java.awt.Component object? (A) dimension() (B) setSize() (C) area() (D) size() (E) resize()   (B), (D) & (E)   (A), (B), (C) & (E)   (A), (B) & (E)   (B) & (E)   (D) & (E)   Half-n-half Clue   3. Which are the valid ways to create DataInputStream streams?   new DataInputStream(new FileInputStream("in.dat");   new DataInputStream("in.dat")   new DataInputStream(new File("in.dat"));   new DataInputStream("in.dat", "r");   new DataInputStream();   Half-n-half Clue   4. Which of the following strings can be used as mode strings for creating a RandomAccessFile object? (A) "r" (B) "w" (C) "rw" (D) "wr" (E) "0"   (A) & (C)   (A), (B), (C) & (E)   (A), (B) & (C)   (C) & (D)   (B), (D) & (E)   Half-n-half Clue   5. If you want to assign a value of 99 to the variable year, then which of the following lines can be used within an tag?   number = getParameter(99)   < param = radius value = 99 >   < number = 99 >   < param number = 99 >   < param name = number value = 99 >   Half-n-half Clue   6. Which of the following applet tags is legal to embed an applet class named Test into a Web page?   < applet code = Test.class width = 200 height = 100>   < applet> code = Test.class width = 200 height = 100>   < applet code = Test.class width = 200 height = 100   < applet class = Test width = 200 height = 100>   < applet param = Test.class width = 200 height = 100>   Half-n-half Clue   7. Which of the following methods can be used to remove a java.awt.Component object from the display?   hide()   delete()   remove()   move()   disappear()   Half-n-half Clue