Which of the following operations are idempotent? Give reason to support your answer. i. read_next_record (filename) ii. readrecord (filename, recordnumber) append_record (filename, record) writerecord (filename, after_record_n, record) seek (filename, position) add (integer I, integer 2) iii. iv. V. vi.
Which of the following operations are idempotent? Give reason to support your answer. i. read_next_record (filename) ii. readrecord (filename, recordnumber) append_record (filename, record) writerecord (filename, after_record_n, record) seek (filename, position) add (integer I, integer 2) iii. iv. V. vi.
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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![B. Which of the following operations are idempotent? Give reason to support your answer.
read_next_record (filename)
ii.
i.
readrecord (filename, recordnumber)
append_record (filename, record)
writerecord (filename, after_record_n, record)
seek (filename, position)
add (integer_I, integer_2)
iii.
iv.
V.
vi.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb2b493ca-7524-4e44-ae51-ac460fd669dd%2Fe83a1921-c330-440c-8261-6c7e6151033c%2F9ce116j_processed.png&w=3840&q=75)
Transcribed Image Text:B. Which of the following operations are idempotent? Give reason to support your answer.
read_next_record (filename)
ii.
i.
readrecord (filename, recordnumber)
append_record (filename, record)
writerecord (filename, after_record_n, record)
seek (filename, position)
add (integer_I, integer_2)
iii.
iv.
V.
vi.
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