Microprocessor The length of bus cycle in 8086/8088 is four clock cycles, T1, T2, T3, T4 and an indeterminate number of wait state clock cycles denoted by Tw. The wait states are always inserted between T1 & T2 T2 & T3 T4 & T1 T3 & T4 T1 & T2 T2 & T3 T4 & T1 T3 & T4 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Let the content of register C be 00000000 before the instruction DCR C is executed. The content of register C after the after the execution of this instruction will be 00000001 11111111 None 00000000 00000001 11111111 None 00000000 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor How can we make any bit of a register “1”? AND that bit with “0” and remaining bits with “1”. OR that bit with “0” and remaining bits with “1”. AND that bit with “1” and remaining bits with “0”. OR that bit with “1” and remaining bits with “0”. AND that bit with “0” and remaining bits with “1”. OR that bit with “0” and remaining bits with “1”. AND that bit with “1” and remaining bits with “0”. OR that bit with “1” and remaining bits with “0”. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor It is possible to copy a file in the same directory. False True False True ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In 8085 microprocessor system with memory mapped I/O, which of the following is true? There can be maximum of 256 input devices and 256 output devices Devices are accessed using IN and OUT instructions Devices have 8-bit address line 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 are accessed using IN and OUT instructions Devices have 8-bit address line Arithmetic and logic operations can be directly performed with the I/O data ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following is not true during the execution of an interrupt service routine, which does not contain any EI instructions all interrupts except non-maskable interrupt are disabled the microprocessor can be interrupted by a non-mask able interrupt the microprocessor cannot be interrupted by any interrupt the microprocessor cannot be interrupted by any mask able interrupt all interrupts except non-maskable interrupt are disabled the microprocessor can be interrupted by a non-mask able interrupt the microprocessor cannot be interrupted by any interrupt the microprocessor cannot be interrupted by any mask able interrupt ANSWER DOWNLOAD EXAMIANS APP
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