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Javascript
Parsing, Benchmarking And Logging
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Q.1
What is the significance of the JavaScript logging library loglevel?
Lightweight
Unreliable
Minimal usage
Inconvenient
Q.2
Which of the following JavaScript logging tool is standalone?
Blackbird
Log Hound
jsTracer
fvlogger
Q.3
Which of the following are appenders?
DummyAppender
ConsoleAppender
FileAppender
All of the mentioned
Q.4
Which of the following browsers support the usage of the JavaScript logging library log4javascript?
IE
Safari
Opera
All of the mentioned
Q.5
Which of the following reads the textual contents of a URL and returns as a string?
spawn(f);
load(filename,…);
readFile(file);
readUrl(url);
Q.6
When does JSNLog have server-side extensions?
Use of .NET
Use of Java
Both .NET and Java
None of the mentioned
Q.7
What is the significance of the JavaScript logging library log4javascript?
Fully featured
Easy to use
Fully featured and Easy to use
None of the mentioned
Q.8
Which of the following JavaScript logging framework lets one to toggle the plane?
Lumberjack
Log Hound
jsTracer
fvlogger
Q.9
Which of the following JavaScript logging tool is also a debugging tool?
Blackbird
Log Hound
jsTracer
fvlogger
Q.10
What is the purpose of the parameter $value?
Field’s expected value
Field’s previous value
Field’s current value
Field’s probability value
Q.11
When does the defineContentAttribute() method return a false?
Data stored in different table
Data stored in its own table
Data is not stored at all
Data is not obtained
Q.12
How many events does the BaseFieldType provide?
1
2
3
4
Q.13
Which method is called right before a field is saved?
onBeforeSave()
BeforeSave()
SaveBefore()
None of the mentioned
Q.14
Which of the following are JavaScript logging library?
log
loglevel
leveljavascript
jslogjava
Q.15
What is the function of the method importNode()?
Copies without removing
Copies and removes
Only copies
Only removes
Q.16
How can you create a node for comment in JavaScript?
comment()
createComment()
Comm()
None of the mentioned
Q.17
How can you dispatch a synthetic event object?
dispatchEvent()
dispatch()
dispatch(Event)
None of the mentioned
Q.18
Which function is used to stop the time logging?
stopTimeLogging()
stop()
finish()
abort()
Q.19
The lexical scooping in JavaScript is based on which of the following?
Segments
Blocks
Functions
Entire code
Q.20
What does the getInputHtml() return?
Input
Fieldtype’s input HTML
Array
Value
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