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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.
What are the registers generally contained in the processor? MAR-memory address register MDR-memory data register IR-Instruction Register RO-Rn-General purpose registe
Hashed strings can often be deciphered by 'brute forcing'. Bad news, eh? Yes, and particularly if your encrypted passwords/usernames are floating around in an unprotected file some
Write the truth table for a clocked J-K flip-flop that is triggered by the positive-going edge of the clock signal. Ans. Logic diagram of JK flip flop Truth T
Prolog Programming Language : Probably programming languages are procedural: than the programmer specifies exactly the right instructions (algorithms) required to get an agent
The while Loop The while loop repeats a statement until the test at the top proves false. As an example, here is a function to return the length of a string. int string_leng
Q. How to Transmits data in the active message buffer? int pvm_bcast( char *group, int msgtag ) Transmits data in the active message buffer to a group of processes. msgt
Why is Multiplexer Tree needed? Draw the block diagram of a 32:1 Multiplexer Tree and explain how input is directed to the output in this system. Ans. One of the possible
Q. What is Domain explain? Domain can be an apartment complex, a town or even a country. Sub-domains can correspond to organizations like expertsmind. United States comes under
Q. Steps uesd in quine mckluskey method? Step I: Build a table in that every term of expression is represented in row (Expression must be in SOP form). Terms can be expres
Demonstrate how a typical DMA controller can be interfaced to an 8086/8085 based maximum mode system. For 8088 in maximum mode: The RQ/GT0 and RQ/GT1 pins are used to is
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