Register pair used to indicate memory H and L B and C W and Z D and E TRUE ANSWER : ? YOUR ANSWER : ?
ALU (Arithmetic and Logic Unit ) of 8085 microprocessor consists of Accumulator, arithmetic and logic circuits Accumulator, arithmetic, logic circuits and five flags Accumulator, temporary register, arithmetic and logic circuits Accumulator, temporary register, arithmetic, logic circuits and five flags TRUE ANSWER : ? YOUR ANSWER : ?
Of the following circuits, the one which involves storage is Mux RS Latch Decoder Nand TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following statements for intel 8085 is correct? PC specifies the address of the instruction to be executed PC specifies the number of instructions executed so far PC specifies the address of the instruction being executed Program Counter (PC) specifies the address of the instruction last executed TRUE ANSWER : ? YOUR ANSWER : ?
XCHG instruction exchanges the content of H-L with ______ register pair. PSW D-E Stack Pointer B-C TRUE ANSWER : ? YOUR ANSWER : ?
Maximum number of I/O that can be addressed by the INTEL 8085 is 285 256 512 65536 TRUE ANSWER : ? YOUR ANSWER : ?
When RET instruction is executed by any subroutine then without any operation, the calling program would resume from instruction immediately following the call instruction. without any operation, the calling program would resume from instruction immediately following the call instruction and also the PC will be incremented after the execution of the instruction. the top of the stack will be popped out and assigned to the PC. the PC will be incremented after the execution of the instruction. TRUE ANSWER : ? YOUR ANSWER : ?
The minimum number of transistors required to implement a two input AND gate is 8 2 4 6 TRUE ANSWER : ? YOUR ANSWER : ?
How can we make any bit of a register “0”? AND that bit with “1” and remaining bits with “0”. OR that bit with “0” and remaining bits with “1”. AND that bit with “0” and remaining bits with “1”. OR that bit with “1” and remaining bits with “0”. TRUE ANSWER : ? YOUR ANSWER : ?
The reason for the presence of ALE pin in 8085, but not in 6800 is that 8085 has multiplexed bus, whereas 6800 does not have 8085 uses I/O mapped I/O, whereas 6800 uses memory mapped I/O None 8085 has 5 interrupts lines, whereas 6800 has only two TRUE ANSWER : ? YOUR ANSWER : ?