8/7/22, 1:37 AM
Self-Quiz Unit 8: Attempt review
Dashboard / My courses / CS 3303-01 - AY2022-T5 / 4 August - 10 August /_Self-Quiz Unit 8
Started on Saturday, 6 August 2022, 6:12 PM State Finished Completed on Saturday, 6 August 2022, 6:13 PM Time taken 52 secs Grade 10.00 out of 10.00 (100%)
Question 1 Correct Mark 1.00 out of 1.00
Which of the following is not one of the general approaches to search algorithms:
Select one: Oa. Buffer cache access methods
O b. Sequential and list methods Direct access by key value (hashing) O d. Tree indexing methods
The correct answer is: Buffer cache access methods
Question 2 Correct Mark 1.00 out of 1.00
A list that organizes the order of records within the list based upon patterns of actual record access is called a/an (select the best answer):
Select one: O a. Quadratic Binary search order O b. A Zipf Distribution O c. A Self-organizing list O d. A range query
The correct answer is: A Self-organizing list
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8/7/22, 1:37 AM
Self-Quiz Unit 8: Attempt review
Question 3 Correct Mark 1.00 out of 1.00
A compound computed search that combines a binary search to get close to the required record and then uses sequential search to find the item is referred to as a/an:
Select one: O a. Zipf search O b. An Exact match search Oc. A Dictionary search O d. bit map vector search
The correct answer is: A Dictionary search
Question 4
Correct Mark 1.00 out of 1.00
A coding scheme that replaces repeated occurrences of strings with a pointer to the location in the file of the first occurrence of the string is called Ziv-Lempel coding.
Select one: O True v O False
The correct answer is 'True'
Question 5 Correct Mark 1.00 out of 1.00
The process of storing records in the order that they were added to a file is called:
Select one: O a. Entry-sequenced file O b. Binary Sequenced file O c. LIFO file format O d. Tombstone approach
The correct answer is: Entry-sequenced file
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8/7/22, 1:37 AM
Self-Quiz Unit 8: Attempt review
Question 6 Correct Mark 1.00 out of 1.00
The process of associating a key with the location of a corresponding data record is called folding.
Select one: O True
O FaIse v
The correct answer is'False'
Question 7 Correct Mark 1.00 out of 1.00
Each record of a database normally has a unique identifier called the:
Select one: O a. Secondary Key O b. Primary index O c. Primary key O d. Index key
The correct answer is: Primary key
Question 8 Correct Mark 1.00 out of 1.00
Select one: O True v OFalse
The correct answer is 'True'
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