Microprocessor The cycle required to fetch and execute an instruction in a 8085 microprocessor is which one of the following? Machine cycle Instruction cycle Memory cycle Clock cycle Machine cycle Instruction cycle Memory cycle Clock cycle 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 512 64 256 65536 512 64 256 65536 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following instruction is not possible in 8085? POP D POP 30 H POP PSW POP B POP D POP 30 H POP PSW POP B ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In 8085 microprocessor system with memory mapped I/O, which of the following is true? Arithmetic and logic operations can be directly performed with the I/O data There can be maximum of 256 input devices and 256 output devices Devices have 8-bit address line Devices are accessed using IN and OUT instructions Arithmetic and logic operations can be directly performed with the I/O data There can be maximum of 256 input devices and 256 output devices Devices have 8-bit address line Devices are accessed using IN and OUT instructions ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The correct sequence of steps in the instruction cycle of a basic computer is Read effective address, Decode, Fetch and Execute. Fetch, Read effective address, Decode and Execute. Fetch, Decode, Read effective address and, Execute. Fetch, Execute, Decode and Read effective address. Read effective address, Decode, Fetch and Execute. Fetch, Read effective address, Decode and Execute. Fetch, Decode, Read effective address and, Execute. Fetch, Execute, Decode and Read effective address. 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 XTHL & DAD H XCHG & DAD B PCHL & DAD D XCHG & DAD H XTHL & DAD H XCHG & DAD B ANSWER DOWNLOAD EXAMIANS APP
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