Related Questions

DBMS-এর পূর্ণরূপ কী? (What is the full form of DBMS?)
A Database Managed System
B Database Management System
C Database Manager System
D Database Managed Structure
The mixing vat in a factory receives liquid ingredients through six separate value--- labeled R.S.T.U,Y and Z -- each of which has exactly two settings: open and closed.The mixing vat operator must ensure that each valve is set open or closed according to the following conditions: If T is open, both S and Z must be closed, R and Z cannot both be closed at the same time; If Y is closed, Z must also be closed;S and U cannot both be open at the same time. If Z is open, which of the following must be true?
A S is open
B T is open
C U is open
D y is open
The mixing vat in a factory receives liquid ingredients through six separate value--- labeled R.S.T.U,Y and Z -- each of which has exactly two settings: open and closed.The mixing vat operator must ensure that each valve is set open or closed according to the following conditions: If T is open, both S and Z must be closed, R and Z cannot both be closed at the same time; If Y is closed, Z must also be closed;S and U cannot both be open at the same time. If R is closed and U is open, which of the following must be true?
A S is open
B T is open
C T is closed
D Y is closed
Which of the following is true concerning open-source DBMS?
A Is free or nearly free database software whose source code is publicly available
B Is free or nearly free database software whose source code is not publicly available
C Is not competitive against PC-oriented packages and is fully SQL compliant
D Is competitive against PC-oriented packages and is not fully SQL compliant
The mixing vat in a factory receives liquid ingredients through six separate value--- labeled R.S.T.U,Y and Z -- each of which has exactly two settings: open and closed.The mixing vat operator must ensure that each valve is set open or closed according to the following conditions: If T is open, both S and Z must be closed, R and Z cannot both be closed at the same time; If Y is closed, Z must also be closed;S and U cannot both be open at the same time. If the maximum number of valves that can be closed at the same time are closed which of the following must true?
A R is open
B S is open
C T is open
D Z is open
The mixing vat in a factory receives liquid ingredients through six separate value--- labeled R.S.T.U,Y and Z -- each of which has exactly two settings: open and closed.The mixing vat operator must ensure that each valve is set open or closed according to the following conditions: If T is open, both S and Z must be closed, R and Z cannot both be closed at the same time; If Y is closed, Z must also be closed;S and U cannot both be open at the same time. Which of the following, if given to the mixing vat operator as an instruction, would not determine the setting of any other valve ?
A S must be open
B T must be open
C U must be open
৭. ডেটাবেস ম্যানেজমেন্ট সিস্টেম (DBMS) এর প্রধান কাজ হচ্ছে-i. ডেটাবেস তৈরি করাii. ডেটা এন্ট্রি ও সংরক্ষণ করাiii. রিপোর্ট তৈরি ও প্রিন্ট করা নিচের কোনটি সঠিক?
A ক. i ও ii
B খ. i ও iii
C গ. ii ও iii
D ঘ. i, ii ও iii
অনেক জনবল বিশিষ্ট ব্যবসায় প্রতিষ্ঠানে DBMS কাজ করে-i. আয়কর হিসাব ও বিশ্লেষণে ii. ডেটার অনুলিপি রোধ করে iii. ব্যক্তিগত নথি তৈরিতে নিচের কোনটি সঠিক?
A i ও ii
B i ও iii
C ii ও iii
D i, ii ও iii
DBMS এর গুরুত্ব বহন করে না নিচের কোন কাজটি?
A ডেটা সংরক্ষণ করা
B ডেটা অনুসন্ধান করা
C ডেটার অনুলিপি তৈরি করা
D ডেটার নিরাপত্তা নিশ্চিত করা
কোনটি DBMS প্রোগ্রাম?
A ফক্সপ্রো
B ওয়ার্ড
C লোটাস
D ভিসিক্যালক

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