Which directive tells the assembler to recognize 80x86 instructions that use 32-bit operands Group of answer choices .STACK 4096 .586 .MODEL FLAT none of them
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The question is asking about a specific directive that instructs the assembler to recognize 80x86 instructions with 32-bit operands. Show more…
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SHL2. Shifting an 8-bit register left eight times changes the value of the register by what? Select one: a. Multiply by 2 b. Divide by 2 c. Is the same d. Zero e. Multiply by 4 SHR2. Shifting an 8-bit register right seven times changes the value of the register by what? Select one: a. Multiply by 2 b. Divide by 2 c. Multiply by 4 d. Zero e. It would be the same With a PUSHA instruction, what will be the order of the accumulator, base, count, and data registers stored on the stack? Select one: a. ACDB b. BDCA c. DBAC d. AX e. ABCD f. DCBA g. BX The instruction MOV CX,[SI] is what addressing mode? Select one: a. Register Indirect b. Immediate c. Direct d. Scaled Index e. Register
Adi S.
4. Draw the stack (use any handwriting/word/pdf) before every instruction that is marked red is executed to show your understanding of the CALL and RETURN functions. Use N/A to represent unpredictable values.
Akash M.
1. To compare the source and destination operands, the CMP instruction performs subtraction between the operands. a. Subtraction b. Addition 2. This addressing mode uses a register to hold the actual address that identifies either the source or the destination to be used in the data transfer. a. Direct b. Indirect 3. The project that produced the first microprocessor originated in 1969 and was conceptualized by the company. a. BUSICOM b. Intel 4. The following features are first introduced in the Intel Pentium processor except: a. Branch Prediction b. Superscalar Capability c. Cache Memory d. None of the Choices 5. In protected mode, a selector value gives the following segment information EXCEPT: a. base address b. ending address c. access rights byte d. none of the choices
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