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? 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 3 and 4 only 1 and 2 only ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The reason for the presence of ALE pin in 8085, but not in 6800 is that 8085 has 5 interrupts lines, whereas 6800 has only two None 8085 uses I/O mapped I/O, whereas 6800 uses memory mapped I/O 8085 has multiplexed bus, whereas 6800 does not have 8085 has 5 interrupts lines, whereas 6800 has only two None 8085 uses I/O mapped I/O, whereas 6800 uses memory mapped I/O 8085 has multiplexed bus, whereas 6800 does not have ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which one of the following statement is false? A microprocessor has an ALU A microprocessor has bi-directional data bus A microprocessor has unidirectional address bus A microprocessor has bi-directional address bus A microprocessor has an ALU A microprocessor has bi-directional data bus A microprocessor has unidirectional address bus A microprocessor has bi-directional address bus ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The stack is nothing but a set of reserved ROM address space None of these reserved I/O address space reserved RAM address space reserved ROM address space None of these reserved I/O address space reserved RAM address space ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In 8085 microprocessor based system maximum possible number of input/output devices can be connected using I/O mapped I/O technique is 64 512 65536 256 64 512 65536 256 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Assertion(A): The frequency of 8085 system is ½ of the crystal frequency. Reason(R): Microprocessor (8085) requires a two phase clock. Both A & R are true but R is not the correct explanation of A Both A & R are true and R is the correct explanation of A A is false but R is true A is true but R is false Both A & R are true but R is not the correct explanation of A Both A & R are true and R is the correct explanation of A A is false but R is true A is true but R is false ANSWER DOWNLOAD EXAMIANS APP
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