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Q. Explain about Instruction Register and Flags?
The Instruction Register: It comprises the operation code (opcode) and addressing mode bits of the instruction. It assists in determining the numerous cycles to be performed and hence determines related micro-operations that are required to be performed.
Flags: Flags are used by CU for determining the status of CPU and the results of a previous ALU operation. For illustration a zero flag if set conveys to control unit that for instruction ISZ (skip subsequent instruction if zero flag is set) the next instruction has to be skipped.
Q. Find the complement of following functions and reduce to minimum literals 1. (A+C+D) (A+C+D') (A+C'+D)(A+D') 2. ABC(ABC' + AB'C + A'BC) 3. AB + AB' + A'C +A'C'
Write down different system calls for performing different kinds of tasks. The major types of system calls are given as: Process Control: These kinds of system calls are
Write the HTML code to accomplish the web page to insert an image onto a page using good.gif as image and having "welcome" as the ALT text. The HTML code to accomplish the web
Bitwise-Exclusive-OR Operator: ^ exclusive-OR-expression : AND-expression exclusive-OR-expression ^ AND-expression The bitwise-exclusive-OR operator (^) compares
The mercantile process model consists of which of the pahase(s): The pre-purchase phase. Purchase consummation phase. Post-purchase Interaction phase.
What is time slicing? With this technique each program runs for a short period known as a time slice, and then another program runs for its time slice and so on.
Clarify the operation of IRET instruction. What memory locations comprise the vector for an INT 34 instruction? Interrupt return (IRET) instruction is used only with hardware
Telnet is a service that runs Remote program
Q. Define critical mass and critical volume? The minimum size in which at least one neutron is available for further fission reaction. The throng of the fissile material at the
Before we take a detailed look about software languages, let us consider the role of computers in engineering. Computers are commonly used in the areas of 'Computer Aided Design /
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