Question:Write some work of systems analyst? 

Collection of equipment, programs , problems, prapare problem definition.

Question:Define AND operation? 

A Boolean operation,as in the statement A AND B,in which the statement is true only both A AND B are true.

Question:What do you mean by algorithm? 

A sequence of steps that describe a method for solving a problem.

Question:write the limitations of a computer capabilities? 

the computer capabilites we have to connsider are given below:
i)a computer can perform arithmetic operations.
ii)it can compare two things and,on the basis of the result of the comparisn ,choose among alternative courses of action.
iii)it can move data about in its memory
iv)the computer can also read data and output results.

Question:What is action stub? 

The list of actions in a dicision table.

Question:What do you mean by Documenting? 

Keeping a written record of what is done, that is called Documenting.

Question:what is a counter? 

a counter is a devise for keeping track of the number of times something occurs.

Question:What is computer program? 

A computer program consist of a group of instructions for a computer that cause it to perform a desised task.

Question:Write the abbreviation of the following words : CRT, VDT 

CRT = Cathode ray tube
VDT = visual display terminal

Question:BASIC,COBOL,FORTRAN,RPG11 means..? 

BASIC     :  Beginner's All-purpose Symbolic Instruction Code.
COBOL    : COmmon Business Oriented Language.
FORTRAN : FORmula TRANslator
RPG11     : Report Program Generator.