Question 1 : What is the purpose of the dynamic scoping?
1. Variables can be declared outside the scope
2. Variables must be declared outside the scope
3. Variables cannot be declared outside the scope
4. Variable cannot be declared within the function
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Question 2 : The expression of calling ( or executing ) a function or method in JavaScript is called ________
1. Primary expression
2. Functional expression
3. Invocation expression
4. Property Access Expression
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Question 3 : What is a closure?
1. Function objects
2. Scope where function's variables are resolved
3. Both Function objects and Scope where function's variables are resolved
4. Function return value
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Question 4 : JavaScript can be written __________
1. directly into JS file and included into HTML
2. directly on the server page
3. directly into HTML pages
4. directly into the css file
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Question 5 : A function definition expression can be called as __________
1. Function prototype
2. Function literal
3. Function calling
4. Function declaration
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Question 6 : JavaScript is ideal to ________
1. make computations in HTML simpler
2. minimize storage requirements on the web server
3. increase the download time for the client
4. increase the loading time of the website
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Question 7 : 'An expression that can legally appear on the left side of an assignment expression.' is a well known explanation for variables, properties of objects, and elements of arrays. They are called
1. Properties
2. Prototypes
3. Lvalue
4. Definition
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Question 8 : The web development environment (JavaScript) offers which standard construct for data validation of the input entered by the user.
1. Controlled loop constructs
2. Case checking constructs
3. Validation constructs
4. All of the mentioned
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Question 9 : The reduce and reduceRight methods follow a common operation called
1. filter and fold
2. inject and fold
3. finger and fold
4. fold
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Question 10 : JavaScript _________ when there is an indefinite or an infinite value during an arithmetic computation.
1. Prints an exception error
2. Prints an overflow error
3. Displays 'Infinity'
4. Prints the value as such
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