The ISRO Computer Science (CS) Scientist Engineer test held on May 4, 2008 (Sunday). Total questions were 80 and test duration were 90 Minutes. Here is the solution of paper according to me of set E.
- The Answer Key 2008 for Set E Non-Official by Me: Click here (By ISRO not available)
- For complete preparation for ISRO Computer Science visit my this article: Click Here
- For ISRO Answer Key and Solutions Computer Science Scientist Engineer 2016: Click here
- For ISRO Answer Key and Solutions Computer Science Scientist Engineer 2015: Click here
- For ISRO Answer Key and Solutions Computer Science Scientist Engineer 2014: Click here
- For ISRO Answer Key and Solutions Computer Science Scientist Engineer 2013: Click here
- For ISRO Answer Key and Solutions Computer Science Scientist Engineer 2011: Click here
- For ISRO Answer Key and Solutions Computer Science Scientist Engineer 2009: Click here
- For ISRO Answer Key and Solutions Computer Science Scientist Engineer 2007: Click here
33. The join operation can be defined as
(a) a cartesian product of two relations followed by a selection
(b) a cartesian product of two relations
(c) a union of two relations followed by cartesian product of the two relations
(d) a union of two relations
Correct Answer: (a)
Explanation: Join is a combination of a Cartesian product followed by a selection process. A Join operation pairs two tuples from different relations, if and only if a given join condition is satisfied.
Reference: http://www.tutorialspoint.com/dbms/database_joins.htm35. Embedded pointer provides
(a) An inverted index
(b) A secondary access path
(c) A physical record key
(d) A primary key
Correct Answer: (b)
Explanation: Embedded pointer is a pointer set in a data record that provides secondary access path.
Note: Same question again asked in ISRO 2013 CS exam.
Reference: http://gateoverflow.in/44407/isro-2013-61-isro2008-35Note: Same question again asked in ISRO 2013 CS exam.
58. Checkpointing a job
(a) allows it to be completed successfully
(b) allows it to continue executing later
(c) prepares it for finishing
(d) occurs only when there is an error in it
Correct Answer: (b)
Explanation: Checkpointing is a method of periodically saving the state of a job so that, if for some reason, the job does not complete, it can be restarted from the saved state. Checkpoints can be taken either under the control of the user application or external to the application.
Reference: Checkpointing a job - IBM
hello sir how can access all ISRO exam with explanation... as a few questions are shown in your blog.. can you provide me plz ..sidhu.kuldeep89@gmail.com
ReplyDeleteYou can find solutions of questions one by one on gateoverflow.in, but there is no place with all solutions together. The mentioned website covered almost all questions and where answers provided by users of website.
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