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Assembler Interview Questions
Questions Answers Views Company eMail

What is the use of TRT instruction and how it is working?

HCL, IBM, Wipro,

7 26137

How are data passed from JCL parm to assembler program. And how is data passed from a calling program to an assembler called program.

HCL, IBM,

3 10504

Why can only 256 bytes be moved from one address to another in a MVC?

CSC, HCL, IBM,

6 9809

What is base register?

IBM, Infosys,

23 75518

What is house keeping in assembler? And explain the following code HELLOTSO START 0 * PRINT NOGEN BEGIN SAVE (14,12) LR 12,15 USING TYPE,12 ST 13,SAVE+4 LA 11,SAVE ST 11,8(13) LR 13,11

Mind Tree,

6 14316

How do you initialize a register to 0000?

HCL,

10 14619

Why do we use "drop"? What does "using" do?

4 7657

What is the difference in data type "X" and "P"?

5 7427

Why do we have multiple base registers in certain programs?

IBM,

4 9531

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

IBM, Tech Mahindra,

4 7139

How we can Pass the parameters from JCL to assembler Pgm?

Tech Mahindra,

4 11174

How we can retrieve the instream data in SYSIN ?

Tech Mahindra,

2 6106

Can we use an equated value as operand for an MVC instruction? Reason for the same

IBM,

8 7607

about ICM instruction.

EDS,

4 11940

about maximum displacement and how to cross this limit.

EDS,

2 5902


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Un-Answered Questions { Assembler }

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

134


Ap wkur,=p5 where wkur is a label?

173


Explain about maximum displacement?

129


how do you round the addition or subtraction of two numbers in assembler? what does the following code do? change process tool(code changes from dev to prd) the changes made to your code should be effected in live. How the process takes place. That is how can you move the code changes from development to production?

178


what is need of start 0? In steed of

169






What is need of start 0?

161


What is icm instruction?

136


explain icm instruction?

179


Explain the difference between various read and find statement?

145


how to initialize a register to 0000?

181


What is maximum displacement and how to cross this limit?

133


How to pass the parameters from jcl to assembler program?

144


What is need of start 0? In steed of can we use anyother numerics? If we use what will happen?

142


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

133


Explain how to initialize a register to 0000?

138