Microprocessor The first machine cycle of an instruction is always A memory write cycle An I/O read cycle A memory read cycle A fetch cycle A memory write cycle An I/O read cycle A memory read cycle A fetch cycle ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following is not a general purpose peripheral? Programmable CRT controller Programmable interrupt controller I/O port Programmable interval timer Programmable CRT controller Programmable interrupt controller I/O port Programmable interval timer ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In a vector interrupt none. the branch address is obtained from a register in the processor. the branch address is assigned to a fixed location in memory. the interrupting source supplies the branch information to the processor through an interrupt vector. none. the branch address is obtained from a register in the processor. the branch address is assigned to a fixed location in memory. the interrupting source supplies the branch information to the processor through an interrupt vector. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The operating modes of 8255 A are called Mode 0, mode 2 and mode 3 Mode 0, mode 1 and mode 2 Mode 0 and mode 1 Mode 0 and mode 2 Mode 0, mode 2 and mode 3 Mode 0, mode 1 and mode 2 Mode 0 and mode 1 Mode 0 and mode 2 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor A bus connected between the CPU and main memory that permits transfer of information between main memory and the CPU is known as Address bus Control bus Memory bus DMA bus Address bus Control bus Memory bus DMA bus ANSWER DOWNLOAD EXAMIANS APP
Microprocessor During which T-state, contents of OP code from memory are loaded into IR (Instruction Register)? T3 OP code fetch T2 OP code fetch T4 OP code fetch T1 OP code fetch T3 OP code fetch T2 OP code fetch T4 OP code fetch T1 OP code fetch ANSWER DOWNLOAD EXAMIANS APP
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