Question

1. what is program to swap the value of 2 number ? (in 50 words )

2. What are the various features of programming language?(in 150 words )

Answer 1

undefined behavier ......The idea that a language specification would explicitly specify certain constructs as having undefined behavior is interesting. Most specifications leave things undefined by omission, not commission.Although this allows various compiler optimizations, many developers rely on their particular compiler’s implementation of undefined behavior without even realizing it

java......
ojective are primary unit of composation ...........There are no standalone functions.Design Patterns can be used to describe high level object coordination patterns.However sometimes the community’s focus on objects can be a bit extreme......cheked execaption ....Great when used sparing ., as it forces the caller to handle expected error conditions.

Answer 2

1- what is program?
Ans- A program that computes and prints out a company payroll is an example of a batch program. Print jobs are also batch programs. When you create a program, you write it using some kind of computer language. Your language statements are the source program.

2- What are the various features of programming language?
Ans- the variois features of programming language is-
•Data encapsulation or data abstraction
•Inheritance or derivation
•Dynamic or runtime binding
•It should have clarity, simplicity and unity.
•It has minimum number of different concepts.
•It should have rules for their combination.
•It must be simple and regular.

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