NIELIT STQC 2021 Quiz-17

In the following question, select the odd word pair from the given alternatives.

There is a group of six people in a family P, Q, R, S, T, U. They are by profession Painter, Mechanic, Librarian, Judge, dentist and Electrician. Dentist is the grandfather of U, who is a Painter. The mechanic S is married to P. R, the judge is married to the librarian. Q is the mother of T and U. Only two married couples are there in the family.
Which of the following is one of the pairs of couple in the family?

Mani is thirteenth from the top and twenty seventh from the bottom in a queue. How many persons are there in the queue?

In the indexed scheme of blocks to a file, the maximum possible size of the file depends on:

Consider an ordered file with 1,00,000 records stored on a disk using un-spanned file organization. Block size is 2048 bytes and record length 256 bytes. If primary indexing is used over a field of size 10 bytes and block pointer size is 6 bytes. Then number of block access is required to search for a record

In a B+ tree, the block size is 1024 bytes, search key is 8 bytes, block pointer size is 7 bytes and record pointer size is 9 bytes. Order of leaf node of the B+ tree is

Dynamic address translation

Given the following expression grammar:

E -> E * F | F+E | F

F -> F-F | id

which of the following is true?