Microprocessor The five flags in 8085 are designated as D, Z, S, P, AC Z, CY, S, P and AC Z, C, S, P, AC Z, CY, S, D, AC D, Z, S, P, AC Z, CY, S, P and AC Z, C, S, P, AC Z, CY, S, D, AC ANSWER DOWNLOAD EXAMIANS APP
Microprocessor If the number of address bits in a memory is reduced by 2 and the addressability is doubled, the size of the memory (i.e., the number of bits stored in the memory) Remains unchanged Increases by 2^(address bits)/addressability Doubles Halves Remains unchanged Increases by 2^(address bits)/addressability Doubles Halves ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which one of the following is not correct? Bus is a group of wires Bootstrap is a technique or device for loading first instruction An instruction is a set of bits that defines a computer operation An interrupt signal is required at the start of every program Bus is a group of wires Bootstrap is a technique or device for loading first instruction An instruction is a set of bits that defines a computer operation An interrupt signal is required at the start of every program ANSWER DOWNLOAD EXAMIANS APP
Microprocessor An I/O processor controls the flow of information between Two I/O devices Cache memory and I/O devices Main memory and I/O devices Cache and main memory Two I/O devices Cache memory and I/O devices Main memory and I/O devices Cache and main memory ANSWER DOWNLOAD EXAMIANS APP
Microprocessor IN an intel 8085A microprocessor, why is READY signal used? To indicate to user that the microprocessor is working and is ready for use. To provide proper WAIT states when the microprocessor is communicating with a slow peripheral device. None of these To slow down a fast peripheral device so as to communicate at the microprocessor’s device. To indicate to user that the microprocessor is working and is ready for use. To provide proper WAIT states when the microprocessor is communicating with a slow peripheral device. None of these To slow down a fast peripheral device so as to communicate at the microprocessor’s device. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following instruction will never affect the zero flag? XRA R DCX Rp DCR R ORA R XRA R DCX Rp DCR R ORA R ANSWER DOWNLOAD EXAMIANS APP
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