Microprocessor At the beginning of a fetch cycle, the contents of the program counter are incremented by one. transferred to memory address register . transferred to address bus. transferred to memory data register. incremented by one. transferred to memory address register . transferred to address bus. transferred to memory data register. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Consider the following statements: Arithmetic Logic Unit (ALU) 1.Performs arithmetic operations 2.Performs comparisons. 3.Communicates with I/O devices 4.Keeps watch on the system Which of these statements are correct? 1 and 2 only 1, 2, 3 and 4 3 and 4 only 1, 2 and 3 1 and 2 only 1, 2, 3 and 4 3 and 4 only 1, 2 and 3 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor SUB A instruction in 8085 reset carry and sign flags sets zero and sign flags reset zero and parity flags sets zero and carry flags reset carry and sign flags sets zero and sign flags reset zero and parity flags sets zero and carry flags ANSWER DOWNLOAD EXAMIANS APP
Microprocessor What is the size (in bytes) of Prefetch queue in 8086? 2. 6. 4. 3. 2. 6. 4. 3. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In order to save accumulator value on the stack, which of the following instruction may be used POP PSW PUSH SP PUSH A PUSH PSW POP PSW PUSH SP PUSH A PUSH PSW ANSWER DOWNLOAD EXAMIANS APP
Microprocessor A sequence of two registers that multiplies the content of DE register pair by two and stores the result in HL register pair (in 8085 assembly language) is PCHL & DAD D XCHG & DAD B XTHL & DAD H XCHG & DAD H PCHL & DAD D XCHG & DAD B XTHL & DAD H XCHG & DAD H ANSWER DOWNLOAD EXAMIANS APP
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