Microprocessor A field programmable ROM is called MROM FPROM PROM FROM MROM FPROM PROM FROM ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following statements for intel 8085 is correct? PC specifies the number of instructions executed so far PC specifies the address of the instruction to be executed Program Counter (PC) specifies the address of the instruction last executed PC specifies the address of the instruction being executed PC specifies the number of instructions executed so far PC specifies the address of the instruction to be executed Program Counter (PC) specifies the address of the instruction last executed PC specifies the address of the instruction being executed ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Consider the following I) Sign flag II) Trap flag III) Parity flag IV) Auxiliary carry flag. Which one of the above flags is/are present in 8085 microprocessor? (I) ,(III) & (IV) (I) only (II) & (III) (I) & (II) (I) ,(III) & (IV) (I) only (II) & (III) (I) & (II) ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In 8085 microprocessor system with memory mapped I/O, which of the following is true? Arithmetic and logic operations can be directly performed with the I/O data Devices have 8-bit address line There can be maximum of 256 input devices and 256 output devices Devices are accessed using IN and OUT instructions Arithmetic and logic operations can be directly performed with the I/O data Devices have 8-bit address line There can be maximum of 256 input devices and 256 output devices Devices are accessed using IN and OUT instructions ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Consider the following statements: Arithmetic Logic Unit (ALU) 1.Performs arithmetic operations 2.Performs comparisons. 3.Communicates with I/O devices 4.Keeps watch on the system Which of these statements are correct? 3 and 4 only 1 and 2 only 1, 2 and 3 1, 2, 3 and 4 3 and 4 only 1 and 2 only 1, 2 and 3 1, 2, 3 and 4 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor During the execution of the instruction, the ________tests the status and control flags and updates them based on the results of executing the instruction. Both ‘c’ and ‘d’ Execution Unit (EU) Bus Interface Unit (BIU) None of these Both ‘c’ and ‘d’ Execution Unit (EU) Bus Interface Unit (BIU) None of these ANSWER DOWNLOAD EXAMIANS APP
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