2. Keep only the last three lines of a file and delete others. If there are less than three lines in the file, keep all the lines. Sample Input file Output file linel line4 line2 line5 line3 line6 line4 line5 line6

Q: Java used to be a hybrid implementation but thanks to JIT compilation, not anymore. True False

A: Yes the above-given statement is true as: Java is Hybrid Language i.e. it is both Compiled(work done…

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Q: Write a Java program that exposes Java’s rule for operand evaluation order when one of the operands…

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Q: Given a line of text as input, output the number of characters excluding spaces, periods,…

A: Answer..

Q: Complete the following program in java to implement the user interface of the preceding exercise.…

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Q: Write Java program to print the pattern given below.

A: Write a Java program to print the pattern given below:      *       *       *   *******    *       *…

Q: Explain every word in the header of the main method in a Java program.

A: Given: Explain every word in the header of the main method in a Java program.

Q: Write a Java program to find and print the first 10 happy numbers.

A: Given:   Write a Java program to find and print the first 10 happy numbers.

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Q: I want solution with steps

A:

Linux

An operating system (OS) is the software which manages hardware and resources, like CPU, storage and memory. The OS bridges the applications and hardware and makes the connections between all of your software and the hardware resources.