Which components are NOT found on chip in a microprocessor but may be found on chip in a microcontroller? SRAM & USART SRAM, EPROM & PORTS EPROM & PORTS EPROM, USART & PORTS TRUE ANSWER : ? YOUR ANSWER : ?
Assuming LSB is at position 0 and MSB at position 7, which bit positions are not used (Undefined) in flag register of an 8085 microprocessor? 1, 2, 5 1, 3, 4 2, 3, 5 1, 3, 5 TRUE ANSWER : ? YOUR ANSWER : ?
The relation among IC (Instruction Cycle), FC (Fetch cycle) and EC (Execute Cycle) is IC = FC + 2EC EC = IC + FC IC = FC + EC IC = FC - EC TRUE ANSWER : ? YOUR ANSWER : ?
A good assembly language programmer should use general purpose registers rather than memory in maximum possible ways for data processing. This is because: Data processing with registers is easier than with memory Data processing with memory requires more instructions in the program than that with registers Of limited set of instructions for data processing with memory Data processing with registers takes fewer cycles than that with memory TRUE ANSWER : ? YOUR ANSWER : ?
In one’s complement 8 bit representation 11111111 represents 1 -1 -0 +0 TRUE ANSWER : ? YOUR ANSWER : ?
We say that a set of gates is logically complete if we can build any circuit without using any other kind of gates. Which of the following sets are logically complete Set of {AND,OR} Set of {EXOR, NOT} None of these Set of {AND,OR,NOT} TRUE ANSWER : ? YOUR ANSWER : ?
The characteristics of RESET OUT signal is/are all. the signal is synchronized to the processor clock. indicates that µp is being reset. this signal can be used to reset other devices. TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following pair of gates can form a latch? A pair of cross copled AND A pair of cross coupled OR A cross coupled NAND/OR A pair of cross coupled NAND TRUE ANSWER : ? YOUR ANSWER : ?
Which one of the following interrupt/interrupts is/are only level triggering? RST 5.5 both ‘a’ and ‘b’ RST 6.5 TRAP TRUE ANSWER : ? YOUR ANSWER : ?