Web Services Development MCQs with Answers
Practice important Web Services Development MCQs with answers and explanations.
Chapter: 15
Q481:
What method in the Cookie class sets the maximum age of a cookie?
A. setValue(int expiry)
B. setName(int expiry)
C. setMaxAge(int expiry)
D. setCookieExpiry(int expiry)
Correct Answer:
C
Chapter: 15
Q482:
What is the return type of the getName() method of a cookie?
A. Integer
B. String
C. Boolean
D. Char
Correct Answer:
B
Chapter: 15
Q483:
What method adds a cookie to the HTTP response object?
A. addCookie(Cookie ck)
B. putCookie(Cookie ck)
C. createCookie(Cookie ck)
D. storeCookie(Cookie ck)
Correct Answer:
A
Chapter: 15
Q484:
Which method is used to get all cookies from the browser in a servlet?
A. getCookies(HttpServletResponse)
B. getAllCookies()
C. getCookies(HttpServletRequest)
D. getCookies()
Correct Answer:
C
Chapter: 15
Q485:
In which class are cookies stored in servlets?
A. HttpServletRequest
B. HttpServletResponse
C. Cookie
D. None of the above
Correct Answer:
A
Chapter: 15
Q486:
What is used in URL rewriting to send data?
A. Cookie
B. Hidden field
C. Token or identifier
D. Session object
Correct Answer:
C
Chapter: 15
Q487:
URL rewriting works with which type of information?
A. Only textual information
B. Images and videos
C. Binary files
D. Cookies
Correct Answer:
A
Chapter: 15
Q488:
What is a major advantage of URL rewriting?
A. It doesn't need cookies
B. Extra form submission is required
C. It's browser dependent
D. It doesn't require a session
Correct Answer:
A
Chapter: 15
Q489:
What method in the HttpServletResponse interface is used to redirect?
A. sendResponse
B. sendRedirect
C. forwardRequest
D. redirectResponse
Correct Answer:
B
Chapter: 15
Q490:
What is a disadvantage of using Hidden Form Fields?
A. It stores data at the client-side
B. It requires extra form submission
C. It supports non-textual data
D. It is dependent on the browser
Correct Answer:
B
Chapter: 15
Q491:
What interface is used to create an HttpSession object in servlets?
A. HttpServlet
B. HttpSession
C. HttpServletRequest
D. HttpSessionRequest
Correct Answer:
C
Chapter: 15
Q492:
Which method invalidates a session in HttpSession?
A. destroySession()
B. invalidate()
C. closeSession()
D. deleteSession()
Correct Answer:
B
Chapter: 15
Q493:
SendRedirect works on which side?
A. Server
B. Client
C. Browser
D. Cache
Correct Answer:
B
Chapter: 15
Q494:
Forwarding a request works on which side in servlets?
A. Client
B. Server
C. Cache
D. Database
Correct Answer:
B
Chapter: 15
Q495:
How can a cookie be deleted in a servlet?
A. By setting its value to null
B. By setting its maxAge to 0
C. By removing it from the client
D. By invalidating the session
Correct Answer:
B
Chapter: 15
Q496:
Hidden form fields store which type of information?
A. Only textual information
B. Binary files
C. Encrypted data
D. Cookies
Correct Answer:
A
Chapter: 15
Q497:
URL rewriting will work even if ____ is disabled.
A. JavaScript
B. Cookies
C. Hidden fields
D. Sessions
Correct Answer:
B
Chapter: 15
Q498:
The getSession() method in HttpServletRequest returns ____.
A. The current HttpSession object
B. A new cookie
C. The name of the session
D. The session identifier
Correct Answer:
A
Chapter: 15
Q499:
What is the main purpose of a hidden form field?
A. To display user information
B. To maintain state of user
C. To encrypt data
D. To improve form design
Correct Answer:
B
Chapter: 15
Q500:
In the example provided, what is the name of the hidden field?
A. uname
B. username
C. hiddenField
D. fieldName
Correct Answer:
A