6. [10] Show the stack with all activation record instances, including static and dynamic chains, when execution reaches position 1 in the following skeletal program. Assume bigsub is at level 1. function bigsub() { var mysum; function a() { var x; function b(sum) { var y, z; c(z); } // end of b b(x); ... } // end of a function c(plums) { -1 } // end of c var l; a(); } // end of bigsub

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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6. [10] Show the stack with all activation record instances, including static and dynamic chains,
when execution reaches position 1 in the following skeletal program. Assume bigsub is at level
1.
function bigsub() {
var mysum;
function a() {
var x;
function b(sum) {
var y, z;
c(z);
}
// end of b
b(x);
} // end of a
function c(plums) {
-1
} // end of c
var l;
a();
} // end of bigsub
Transcribed Image Text:6. [10] Show the stack with all activation record instances, including static and dynamic chains, when execution reaches position 1 in the following skeletal program. Assume bigsub is at level 1. function bigsub() { var mysum; function a() { var x; function b(sum) { var y, z; c(z); } // end of b b(x); } // end of a function c(plums) { -1 } // end of c var l; a(); } // end of bigsub
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