Computers and Technology, 30.11.2019 06:31 ana9340
Write a loop that displays all possible combinations of two letters where the letters are 'a', or 'b', or 'c', or 'd', or 'e'. the combinations should be displayed in ascending alphabetical order and all lowercase:
Answers: 1
Computers and Technology, 21.06.2019 17:30
How many pairs of chromosomes do human body cells contain?
Answers: 2
Computers and Technology, 22.06.2019 21:40
Develop a function to create a document in the mongodb database “city” in the collection “inspections.” be sure it can handle error conditions gracefully. a. input -> argument to function will be set of key/value pairs in the data type acceptable to the mongodb driver insert api call b. return -> true if successful insert else false (require a screenshot)
Answers: 2
Computers and Technology, 23.06.2019 00:30
Write the html code to make a link out of the text “all about puppies”. it should link to a pdf called “puppies.pdf” inside the “documents” folder. the pdf should open in a new window.
Answers: 2
Computers and Technology, 23.06.2019 10:20
Suppose there is a relation r(a, b, c) with a b+-tree index with search keys (a, b).1. what is the worst-case cost of finding records satisfying 10 < a < 50 using this index, in terms of the number of records n1, retrieved and the height h of the tree? 2. what is the worst-case cost of finding records satisfying 10 < a < 50 and 5 < b < 10 using this index, in terms of the number of records n2 that satisfy this selection, as well as n1 and h defined above? 3. under what conditions on n1 and n2, would the index be an efficient way of finding records satisfying the condition from part (2)?
Answers: 1
Write a loop that displays all possible combinations of two letters where the letters are 'a', or 'b...
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