adplus-dvertising
frame-decoration

Question

Which of the following method returns true if the cursor has documents?

a.

hasMethod()

b.

hasNext()

c.

hasDoc()

d.

all of the mentioned

Answer: (b).hasNext()

Engage with the Community - Add Your Comment

Confused About the Answer? Ask for Details Here.

Know the Explanation? Add it Here.

Q. Which of the following method returns true if the cursor has documents?

Similar Questions

Discover Related MCQs

Q. ____________ method renders the document in a JSON-like format.

Q. Point out the wrong statement.

Q. Which of the following method is called while accessing documents using the array index notation?

Q. The mongo shell and the drivers provide several cursor methods that call on the cursor returned by the _______ method to modify its behavior.

Q. Which of the following method corresponds to Order by clause in SQL?

Q. The __________ method limits the number of documents in the result set.

Q. Which of the following line skips the first 5 documents in the bios collection and returns all remaining documents?

Q. Which of the following will implicitly create the collection testData?

Q. Point out the correct statement.

Q. Which of the following method returns a cursor?

Q. Which of the following function is valid for creation of new data inside MongoDB Shell?

Q. Point out the wrong statement.

Q. _id is a ________ bytes hexadecimal number which assures the uniqueness of every document.

Q. Which of the following statement will insert 400 documents in to the testData collection?

Q. The mongo shell loads and parses the ___________ file on startup.

Q. To iterate the cursor and return more documents, type _________ in the mongo shell.

Q. Which of the following key is used to denote uniqueness in the collection?

Q. A query may include a ___________ that specifies the fields from the matching documents to return.

Q. Point out the correct statement.

Q. MongoDB stores all documents in _____________