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a) Consider the following JavaScript program: var a, y, C; function sub1() { var b, z, c; } function sub2() { var a, b, y; } function sub3 () { var a, X, W; } List all the variables, along with the program units where they are declared, that are visible in the bodies of sub2 when the sequence of function call is: "sub1 calls sub3 and sub3 calls sub2", assuming dynamic scoping is used.

a) Consider the following JavaScript program: var a, y, C; function sub1() { var b, z, c; } function sub2() { var a, b, y; } function sub3 () { var a, X, W; } List all the variables, along with the program units where they are declared, that are visible in the bodies of sub2 when the sequence of function call is: "sub1 calls sub3 and sub3 calls sub2", assuming dynamic scoping is used.

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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a) Consider the following JavaScript program: var a, y, C; function sub1() { } var b, z, c; function sub2 () { var a, b, y; } function sub3 () { var a, x, W; } List all the variables, along with the program units where they are declared, that are visible in the bodies of sub2 when the sequence of function call is: "sub1 calls sub3 and sub3 calls sub2", assuming dynamic scoping is used.
Transcribed Image Text:a) Consider the following JavaScript program: var a, y, C; function sub1() { } var b, z, c; function sub2 () { var a, b, y; } function sub3 () { var a, x, W; } List all the variables, along with the program units where they are declared, that are visible in the bodies of sub2 when the sequence of function call is: "sub1 calls sub3 and sub3 calls sub2", assuming dynamic scoping is used.
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