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Microprocessor

Microprocessor
During OPCODE fetch the state of S0 and S1 is

 11
 00
 10
 01

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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

 T2 & T3
 T4 & T1
 T3 & T4
 T1 & T2

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Microprocessor
The 8085 microprocessor uses a crystal of frequency 6.25 Mhz. The T-state value is

 320ns
 1280ns
 960ns
 640ns

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Microprocessor
Maximum number of I/O that can be addressed by the INTEL 8085 is

 256
 285
 65536
 512

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Microprocessor
A microprocessor differentiates between op code, data/address at any time by

 the sequence in which memory contents are fetched by it
 the stack pointer
 its internal registers
 the program counter

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Microprocessor
What are the sets of commands in a program which are not translated into machine instructions during assembly process, called?

 Mnemonics
 Identifiers
 Operands
 Directives

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