Which of the following is type declaration statement in C? prin = prin * prin int bar king = horse + 1 s = s + 1 TRUE ANSWER : ? YOUR ANSWER : ?
The maximum number of seven segment displays that can be connected to 8279 is 12 16 8 18 TRUE ANSWER : ? YOUR ANSWER : ?
In an intel 8085A, which is the first machine cycle of an instruction? A memory write cycle An I/O read cycle A memory read cycle An op-code fetch cycle TRUE ANSWER : ? YOUR ANSWER : ?
In an 8085 microprocessor based system, the contents of SP are 2000H. POP H instruction will transfer the contents of memory location 2000H and 1FFFH to H and L registers respectively 2001H and 2002H to H and L registers respectively 2001H and 2000H to H and L registers respectively 2000H and 1999H to H and L registers respectively TRUE ANSWER : ? YOUR ANSWER : ?
If m is a power of 2, the number of select lines required for an m-input mux is: log2 (m) 2^m m 2*m TRUE ANSWER : ? YOUR ANSWER : ?
The stack pointer register in a microprocessor counts the number of programs being executing on the microprocessor counts the number of instructions being executing on the microprocessor keeps the address of the next instruction to be fetched holds the address of the top of the stack TRUE ANSWER : ? YOUR ANSWER : ?
Identify the programmable DMA controller from the following 8279 8251 8257 8253 TRUE ANSWER : ? YOUR ANSWER : ?
An 8-bit microprocessor can have ………….. address lines. 8 32 cannot be predicted 16 TRUE ANSWER : ? YOUR ANSWER : ?
A single instruction to clear the lower nibble of accumulator in 8085 language assembly is ANI F0H XRI 0FH XRI FOH ANI OFH TRUE ANSWER : ? YOUR ANSWER : ?