Kerala PSC Previous Years Question Paper & Answer
Page:12
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Assistant Professor in Information Technology' And exam conducted in the year 2023. And Question paper code was '089/2023/OL'. Medium of question paper was in Malayalam or English . Booklet Alphacode was ''. Answer keys are given at the bottom, but we suggest you to try answering the questions yourself and compare the key along wih to check your performance. Because we would like you to do and practice by yourself.
Correct Answer:- Option-B
Question54:-Let s be a semaphore to allow only one process to enter a critical
section. Then, which of the following is the initial value required for s ?
A:--1
B:-0
1
D:-True
Correct Answer:- Option-C
Question55:-Which of the following is most desirable in an OS which allows to
execute a program whose size is greater than the size of the main memory ?
A:-Virtual memory
B:-Multitasking
C:-Pre-emptive scheduling
D:-None of these
Correct Answer:- Option-A
Question56:-Which of the following can represent the term attribute in a relational
database ?
A:-Tuple
B:-Row
C:-Column
D:-None of these
Correct Answer:- Option-C
Question57:-Which of the following is a correct about a relational database system
?
A:-BCNF is stronger than 3NF
B:-3NF is stronger than BCNF
C:-BCNF and 3NF are equivalent
D:-None of these
Correct Answer:- Option-A
Question58:-Which one of the following is the most typical database normal form
used in practise ?
A:-2NF
B:-3NF
C:-4NF
D:-5NF
Correct Answer:- Option-B
Question59:-Which of the following is most correct about views in database ?