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I. Fetch the contents of the memory location pointed at by the computer system. The contents of this location are interpreted as an instruction to be executed. Therefore, they are holed up in the instruction register (IR). Symbolically, it can be written as:
2. supposing that the memory is byte addressable .it increment the contents of the PC by 4, that is
3. Perform the actions mention by the instruction stored in the IR
Most of the operation in step 1 to 3 denoted earlier can be carried out by performing one or more of the following function
However, in cases where an instruction takes place more than 1 word, steps 1 and 2 might be
repeated as several times as essential to fetch the complete instruction.
Fetch the contents of a specific memory location and load them into a CPU Register
Q. Explain Direct Addressing Mode with example? Direct Addressing Mode A direct operand signifies to contents of memory at an address referred by the name of the variable.
State and prove Demorgan’s First theorems: Ans. Statement of First Theorem of De Morgan: = A‾. B‾ Proof: The two sides of the equation i.e. = is represented with logic
E-mail system is mostly used for sending message electronically to group or individuals of individuals in inter and intra office environment. It needs networks to connect them. In
Explain Space Switching. Space Switches: Connections can be made in between outgoing and incoming PCM highways by a cross point matrix of the form demonstrated in figure. How
How many types of keys used to encrypt and decrypt data in Secure Sockets Layer? Two forms of keys are used as ciphers to decrypt and encrypt data. Private keys are referred to
What is the necessity of an interface? Any device that has to be linked to a CPU requires an interface. This takes care of the mismatch in speed, data and electrical character
Q. Illustration of Display on Video Monitor? Displaying a single character ; display contents of BL register (Presume that it has a single character) MOV AH, 02H MOV D
How can a parent and child process communicate? A parent and child can communicate by any of the normal inter-process communication schemes (pipes, sockets, message queues, sha
Write Quick sort non recursive program
Let us see the pairs that can be considered as adjacent in Karnaugh's here. The pairs are: 1) The four corners 2) The four 1's as in top and bottom in column 00 & 01
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