5. Computer Science Discipline

Question: What is true about an index? इंडेक्स के बारे में क्या सच है? Options: Index increases performance even if

Question: A _________________ index is one that satisfies all the columns requested in a query without having to look up

Question: Which of the following are steps in query processing? क्वेरी प्रोोसेसिंंग में निम्न में से कौन से चरण हैं?

Question: The use of the ______ clause retains only one copy of duplicate tuples. ______ क्लॉज़ का उपयोग ऐसे समान

Question: Which command is used to remove a directory? निर्देशिका को हटाने के लिए कौन से कमांड का उपयोग किया

Question: A relational algebra operation annotated with instructions on how to evaluate it is called an: एक रिलेशनल बीजगणित आकार्य

Question: A deadlock in a set of transactions can be determined by: लेनदेन के सेट में डेडलॉक को किसके द्वारा

Question: An attribute in a relation is a foreign key if the ______ key of another relation is used as

Question: Which of the following is part of HTML code? इनमें से कौन सा HTML कोड है? Options: Tags Attributes

Question: A relation with an attribute that references the primary key of another relation is called a: एट्रीब्यूट के साथ