Microprocessor A mask programmed ROM is erasable and programmable programmed at the time of fabrication programmed by the user erasable electrically erasable and programmable programmed at the time of fabrication programmed by the user erasable electrically ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Assertion(A): Address bus is unidirectional. Reason(R): Data bus is bidirectional A is true but R is false Both A & R are true but R is not the correct explanation of A A is false but R is true Both A & R are true and R is the correct explanation of A A is true but R is false Both A & R are true but R is not the correct explanation of A A is false but R is true Both A & R are true and R is the correct explanation of A ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which one of the following is not correct? An interrupt signal is required at the start of every program Bootstrap is a technique or device for loading first instruction Bus is a group of wires An instruction is a set of bits that defines a computer operation An interrupt signal is required at the start of every program Bootstrap is a technique or device for loading first instruction Bus is a group of wires An instruction is a set of bits that defines a computer operation ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Identify the non-programmable interfacing device from the following 8255. 8257. 8212. 8295. 8255. 8257. 8212. 8295. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which one of the following interrupt/interrupts is/are only level triggering? TRAP both ‘a’ and ‘b’ RST 5.5 RST 6.5 TRAP both ‘a’ and ‘b’ RST 5.5 RST 6.5 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The first machine cycle of an instruction is always A fetch cycle A memory read cycle A memory write cycle An I/O read cycle A fetch cycle A memory read cycle A memory write cycle An I/O read cycle ANSWER DOWNLOAD EXAMIANS APP
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