CS101 Quiz Jan 2026

VU QUIZ REPORT

Subject: CS101

Quiz Completed: 1/7/2026, 10:10:16 PM Total Questions: 10

An object-oriented database consists of objects linked to each other to reflect their __________. A. colors B. sizes C. attributes

D. relationships

A ____________ is a file that is accessed in a serial manner from its beginning to its end as though the information in the file were arranged in one long row. A. database file

B. sequential file

C. flat file D. index file

An index for a file contains a list of ________ stored in the file. A. file names B. data types C. directory paths

D. keys

How are fields in an aggregate type usually accessed?

1. Numerical index numbers
2. Row and column numbers
3. Field names
4. Pairs of indices

Correct answer: Field names

Selected Answer: C

The conversion from key values to bucket numbers in hashing is done by a ____________.

A. hash function

B. search function C. retrieval function D. sorting function

Matching geometric characteristics technique of recognizing images is used in:

A. Optical character recognition

B. Mark recognition C. Sorting pictures D. Taking pictures

A __________ is a description of the entire database structure that is used by the database software to maintain the database. A. nonschema

B. schema

C. subschema D. superschema The point at which all the steps in a transaction have been recorded in the log is called the __________. A. snapshot B. schema C. roll back

D. commit point

_________ is exemplified by two transactions, each of which makes a deduction from the same account.

A. Lost update problem

B. Potential problem C. Incorrect summary problem D. Time sharing

__________ is not only used as a means of retrieving data from mass storage but also as a means of retrieving items from large blocks of data stored in main memory. A. Indexing B. Database C. Sequential