Elimination of the sub expression
Elimination of the sub expression is functioned in which stage? Describe in brief with proper steps.
Expert
The elimination of sub expression which appears more than once in a statement is a form the machine independent optimization. This is completed in OPTIMIZATION stage, before the matrix is employed as a basis for the code generation, the other machine independent steps can be:
a) Compile time computation with constant operands.
b) Movement of calculation with non-varying operands, out of the loop.
c) The use of Boolean algebra to minimize the expression and calculations.
On the other hand decrease of space required and execution time for the object program is a form of machine dependent optimization. This is usually done while generating the code.
Explain the web role in Windows Azure.
Briefly explain the term Windows services?
Describe the role of XSL during dynamically generating HTML pages from the relational database.
State the steps included in authenticating and authorizing the user?
In Linux, specify the names which are assigned to different serial ports?
Describe in brief the meaning of Theme?
Discuss about the Microsoft access.
Explain the IT benefits of the SOA.
Describe what does the VPN comprises of?
Specify when do the reducers play their role in the mapreduce task?
18,76,764
1936000 Asked
3,689
Active Tutors
1454357
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!