Explore topic-wise MCQs in Javascript.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Javascript knowledge and support exam preparation. Choose a topic below to get started.

1.

A_BLOB_URL_CAN_BE_CREATED_USING_WHICH_OF_THE_FOLLOWING_FUNCTION??$

A. createURL()
B. createObjectURL()
C. designURL()
D. URLCreation()
Answer» C. designURL()
Discussion
2.

Which method facilitates in uploading a Blob to a server?

A. send()
B. pass()
C. upload()
D. store()
Answer» B. pass()
Discussion
3.

Which of the following is a subtype of Blob?

A. Elemental Object
B. Create Object
C. Data Object
D. File Object
Answer» E.
Discussion
4.

Which object can be used to create your own blobs?

A. Creator
B. BlobCreator
C. BlobBuilder
D. None of the mentioned
Answer» D. None of the mentioned
Discussion
5.

Which database can be used to retrieve blobs?

A. Server-side databases
B. Client-side databases
C. Both Server-side and Client-side databases
D. None of the mentioned
Answer» C. Both Server-side and Client-side databases
Discussion
6.

Which algorithm supports blobs?

A. Structured clone algorithm
B. Double buffer algorithm
C. Chen’s algorithm
D. Retrieval algorithm
Answer» B. Double buffer algorithm
Discussion
7.

The blobs are broken into smaller pieces using which of the following functions?

A. partition()
B. cut()
C. sliceall()
D. slice()
Answer» E.
Discussion
8.

The blobs are generally stored in

A. Memory
B. Disk
C. Both Memory and Disk
D. None of the mentioned
Answer» D. None of the mentioned
Discussion
9.

The size of blobs are generally calculated in

A. Meters
B. Kilometers
C. Bytes
D. Pixels
Answer» D. Pixels
Discussion
10.

BLOB stands for

A. Binary Little Object
B. Binary Large Object
C. Broken Large Object
D. None of the mentioned
Answer» C. Broken Large Object
Discussion