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Q. Explain about Barrier?
Barrier: No actual transfer of data takes place in this mode unless all the processors involved in the communication execute a particular block, called barrier block, in their message passing program.
Accumulator Architecture: An accumulator is anespecially designated register which supplies one instruction operand and receives result. Instructions in such machines are usually
Instruction Cycle The instruction cycle consists of a series of steps needed for the implementation of an instruction in a program. A typical instruction in a program is descri
Q. RISC Performance using optimizing compilers? Performance using optimizing compilers: As instructions are simple compilers can be developed for efficient code organization a
Perl is an interpreted language (not compiled, like Java) which is ideally suited for CGI programming. It has its roots in UNIX system administration and offers various features li
What is multiprogramming or multitasking? The operating system manages the concurrent implementation of several application programs to make the best possible uses of computer
Explain the term step-wise refinement. Ans: Step Wise Refinement Refinement is a method of elaboration. Here one starts with a statement of function that is described a
What are the elements of Analysis model? i. Data Dictionary ii. Entity Relationship Diagram iii. Data Flow Diagram iv. State Transition Diagram v. Control Specifica
Which of following can not be accessed randomly DRAM, SRAM, ROM or Magnetic tape ? Ans. Magnetic tape cannot be accessed randomly; it can only be accessed sequentially.
Resolution Method - Artificial intelligence: A minor miracle happened in 1965 when Alan Robinson published his resolution function. This function uses a generalized format of t
Explain the term- Viruses Use of firewalls and ant-virus software to prevent viruses entering a computer. It's also sensible not to open attachments/emails from "unknown" sourc
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