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Which of these class is superclass of String and StringBuffer class
The term radio may be defined as consisting of ______________ of the signal
Both a and b
NONE OF THESE
Bluetooth devices communicate at ____________ bandwidths
FM is ..............modulation
A transducer is a device that converts one form of energy into other
The ratio of maximum amplitude of modulating signal to the maximum amplitude of carrier signal is known as modulation index of AM
Which of the following is the correct order of servlet life cycle phase methods
init(), service(), destroy()
initialize(), service(), destroy()
init(), service(), delete()
init(), execute(), destroy()
4. Which of these values is returned by read() method is end of file
(EOF) is encountered?
Which of the following cannot be friend?
D. Operator function
Pushing an element into stack already having five element and stack size 5, then stack becomes
Which of the following code can be used to send an error response to the client using the specified status code and clearing thebuffer.
sendError(statusCode) B -response.
sendError(statusCode) C -header.
sendError(statusCode) D - None of the above
Which of these method is used to remove all keys/values pair from the invoking map
No filters are required at the receiver
XML View Technology is useful in the following situations:
a) Your application needs system catalog views to administer your XML data and XML schema
b) Indexing Capabilities
c) You want to bulk load XML data and decompose them into the underlying tables by using the XML view
d) None of the Mentioned
The bandwidth of a composite signal is the difference between the highest and the lowest frequencies contained in that signal
Which of the following method of TestResult class adds a failure to the list of failures
void addFailure(Test test, Error t)
void addFailure(Test test, AssertionFailedError t)
void addFailure(Test test, Exception t)
void addFailure(Test test, Throwable t)
PSK is ...,.......modulation
Which of these methods of class String is used to extract a single character from a String object
CharAt ( )
Which of the following code is used to set content type of a page to be serviced using servlet
None of above
Which of these method of class String is used to obtain length of String object
This set of Database Questions & Answers focuses on ³Accessing SQL From a Programming Language´ 1. Which of the following is used to access the database server at time of executing the program and get the data from the server accordingly ?
a) Embedded SQL
b) Dynamic SQL
c) SQL declarations
d) SQL data analysis
Bluetooth has .........power levels
Which of these interface is not a part of Java¶s collection framework?
Dwell time is the time for
A call within cell
Waiting for channel allocation
None of above
Guard band is a hypothetical concept
Which of the following is correct about Connection interface of JDBC? A - Connection interface consists of methods for contacting adatabase.
B - It represents communicationcontext.
C - Both of theabove.
D - none of the above
Which of these is a super class of all exceptional type classes
Dynamic interception of requests and responses to transform the information is done by
[A] servlet container
[C] servlet context
[D] servlet filter
[B] servlet config
Which of these is a process of writing the state of an object to a byte stream?
c) File Filtering
d) All of the mentioned
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