Write the fetch cycle and execute cycle for following instructions:JMPNZ (jump to the given address if the accumulator not equal to zero) RET(return from a subroutine) ADB (add the contents of register B to the accumulator and save result in the accumulator).

1 Answers  

---

WHAT WILL HAPPEN IF WE DROP THE BASE REGISTER IN THE PGM WHICH CONTAINS ONLY ONE BASEREG?

4 Answers   IBM, Tech Mahindra,

---

Why do we use "drop"?

0 Answers  

---

Is it possible to access some memory location (Ex: VAR1 DS P) without using Base Displacement?

1 Answers   HCL,

---

how to retrieve the instream data in sysin?

0 Answers   IBM,

---

---

What is the difference between various read and find statement,and which one should be used when for better adabas performance ?

2 Answers   IBM,

---

Explain the difference in data type "x" and "p"?

0 Answers  

---

how to access VSAm file

2 Answers   EDS, IBM,

---

How many maximum base registers we can have in a program?

0 Answers  

---

How do you round the addition or subtraction of two numbers in assembler?

0 Answers  

---

What is maximum displacement?

0 Answers  

---

Explain the difference between various read and find statement and which one should be used when for better adabas performance?

0 Answers  

---