Learn and Examine Yourself

বিসিএস প্রস্তুতি

কম্পিউটার ও তথ্য প্রযুক্তি

ডেটাবেস

1.	Which of the following refers to the correctness and completeness of the data in a database?

Data integrity

Data security

Data constraint

Data independence

2.	নিচের কোনটি ডেটাবেজ language ?

Oracle

MS - word

কোনোটিই নয়

3.	নিচের কোনটি ডাটাবেজ ল্যাংগুয়েজ?

Oracle

MS-Word

কোনোটিই নয়

4.	In computer terms, what does ‘encryption of data’ mean?

Data cannot be sent over the internet

Data is encoded so it cannot be read without decoding software

Data is kept locked in special room

None of above

5.	A record is a-

Collection of bits

Collection of fields

Collection of bytes

Collection of files

6.	In centralized database system, the role of the front office in a bank is to----

assessment and approval

customer dealing

internet fibers

IT management