A block is enclosed inside __________.
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braces
The expression "Java " + 1 + 2 + 3 evaluates to ________.
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Java 123
Which of the following is a possible output from invoking Math.random()?
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0.0
The __________ method parses a string s to an int value.
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Integer.parseInt(s);
To declare an int variable number with initial value 2, you write
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int number = 2;
____________ is a device to connect a computer to a local area network (LAN).
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, NIC
Which of the following is the correct expression of character 4?
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'4'
Which of the following statements is correct to display Welcome to Java on the
console?
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System.out.println("Welcome to Java");
Suppose i is an int type variable. Which of the following statements display the
character whose Unicode is stored in variable i?
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System.out.println((char)i);
________ consists of a set of separate programs for developing and testing Java
programs, each of which is invoked from a command line.
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braces
The expression "Java " + 1 + 2 + 3 evaluates to ________.
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Java 123
Which of the following is a possible output from invoking Math.random()?
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0.0
The __________ method parses a string s to an int value.
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Integer.parseInt(s);
To declare an int variable number with initial value 2, you write
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int number = 2;
____________ is a device to connect a computer to a local area network (LAN).
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, NIC
Which of the following is the correct expression of character 4?
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'4'
Which of the following statements is correct to display Welcome to Java on the
console?
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System.out.println("Welcome to Java");
Suppose i is an int type variable. Which of the following statements display the
character whose Unicode is stored in variable i?
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System.out.println((char)i);
________ consists of a set of separate programs for developing and testing Java
programs, each of which is invoked from a command line.
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