ECAT Computer Science MCQS Database Design Process Online Test 2

e-2-88-a-5-means_-_mendatory,escape-sequence-starts-with-the-character_-_2-f,every-relation-must-have-3-a_-_primary-key,format-specifier-starts-with-the-symbol_-_25,getch-stands-for-3-a_-_get-character,in-a-loop-semicolon-is-placed-at-the-end-of-condition-3-a_-_do-while,in-a-relational-database-a-single-piece-of-information-is-called-3-a_-_attribute,in-an-e-r-diagram-2-c-a-rectangle-represents-3-a_-_entity,in-erd-model-2-c-the-relationship-between-two-entities-is-represented-by-a_-_diamond-symbol,in-hybrid-distribution-2-c-what-types-of-fragments-are-stored-at-only-one-site-3-f_-_non-critical-fragments,local-variables-are-also-called-3-a_-_automatic-variables,object-used-to-retrieve-data-from-database-is-called-3-a_-_queries,optional-is-represented-by_-_0,organizing-the-database-in-computer-disk-storage-is-done-in-3-a_-_physical-design,refers-to-a-method-of-database-distribution-in-which-different-portions-of-database-reside-at-different-nodes-in-the-network_-_partitioning,which-of-the-following-is-used-to-associate-entities-with-one-another-3-f_-_relationship,which-of-the-following-keys-us-not-unique-3-a_-_secondary-key