Assembler Interview Questions
Questions Answers Views Company eMail

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

HCL, IBM, Wipro,

7 30884

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 12711

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

CSC, HCL, IBM,

6 12906

What is base register?

IBM, Infosys,

23 86785

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 18528

How do you initialize a register to 0000?

HCL,

10 18218

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

4 9259

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

5 9251

Why do we have multiple base registers in certain programs?

IBM,

4 12190

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

IBM, Tech Mahindra,

4 8934

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

Tech Mahindra,

4 13848

How we can retrieve the instream data in SYSIN ?

Tech Mahindra,

2 7345

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

IBM,

8 10367

about ICM instruction.

EDS,

4 15632

about maximum displacement and how to cross this limit.

EDS,

2 7253


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Un-Answered Questions { Assembler }

What will happen if we drop the base register in the program which contains only one basereg?

566


Explain about maximum displacement?

596


What is the use of trt instruction?

574


How is data passed from a calling program to an assembler called program?

622


Explain about base register?

597






Ap wkur,=p5 where wkur is a label?

660


How are data passed from jcl parm to assembler program?

573


What is maximum displacement?

613


what is need of start 0? In steed of

669


Why do we use "drop"?

557


Explain how to initialize a register to 0000?

582


What is icm instruction?

635


What is maximum displacement and how to cross this limit?

656


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

587


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

575