Microprocessor
Consider the following registers: 1. Accumulator and flag register 2. B and C register 3. D and E register 4. H and L register Which of these 8-bit registers of 8085 microprocessor can be paired together to make a 16-bit register?

 1, 2 and 3
 2, 3 and 4
 1, 3 and 4
 1, 2 and 4

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Microprocessor
Program counter in a digital computer

 Counts the number of times a subroutine is called.
 Points the memory address of the next instruction to be fetched.
 Counts the numbers of programs run in the machine.
 Counts the number of times the loops are executed.

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