Microprocessor Using one 8259 IC is equivalent to providing …………. INTR pins on 8085 18 8 12 16 18 8 12 16 ANSWER DOWNLOAD EXAMIANS APP
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 memory data register. transferred to address bus. incremented by one. transferred to memory address register . transferred to memory data register. transferred to address bus. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The correct sequence of steps in the instruction cycle of a basic computer is Fetch, Execute, Decode and Read effective address. Fetch, Read effective address, Decode and Execute. Read effective address, Decode, Fetch and Execute. Fetch, Decode, Read effective address and, Execute. Fetch, Execute, Decode and Read effective address. Fetch, Read effective address, Decode and Execute. Read effective address, Decode, Fetch and Execute. Fetch, Decode, Read effective address and, Execute. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In 8085 microprocessor based system maximum possible number of input/output devices can be connected using I/O mapped I/O technique is 256 512 64 65536 256 512 64 65536 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The operations executed by two or more control units are referred as Macro-operations Multi-operations Micro-operations Bi control-operations Macro-operations Multi-operations Micro-operations Bi control-operations 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 H XCHG & DAD B XTHL & DAD H PCHL & DAD D XCHG & DAD H XCHG & DAD B XTHL & DAD H ANSWER DOWNLOAD EXAMIANS APP
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