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Advanced Computer Science MCQ - Practice Questions with Answers

Solve 35 Advanced Computer Science questions for RAS/RPSC preparation.

Practice questions

Q1In a row, Suman is ninth from the left. Akash is eighth from the right. Nihal is standing exactly at middle position between these two. What could be the minimum number of persons placed in a row?

A 8
B 9
C 10
D 12
Explanation

Suman is 9th from the left. To minimize the total, place Akash to the left of Suman: if there are 10 persons, Akash is 8th from the right, i.e. 3rd from the left. The middle position between 3rd and 9th is 6th, where Nihal can stand. With 9 persons there is no exact middle position between Akash and Suman. Therefore, the minimum number is 10.

Q2In K-Map, those groups which cover at least one minterm that can’t be covered by any other prime implicant are called-

A Prime Implicant
B Essential Prime Implicant
C Redundant Prime Implicant
D Selective Prime Implicant
Explanation

In a K-map, an essential prime implicant is a prime implicant that covers at least one minterm not covered by any other prime implicant. Such a group must be selected in the simplified expression. Therefore option B is correct.

Q3Children are usually egocentric during ............... and ............... stages.

A Sensorimotor,Preoperational
B Formal operational, Sensorimotor
C Preoperational, Concrete operational
D Concrete operational, Formal operational
Explanation

Egocentrism is most associated with Piaget's early stages, especially the sensorimotor and preoperational stages. In these stages, children have limited ability to separate their own perspective from others' perspectives. Hence option A is correct.

Q4What does CSA stand for?

A Computer Service Architecture
B Computer Speed Addition
C Carry Save addition
D None of the mentioned
Explanation

Option C is correct because in computer arithmetic CSA commonly stands for Carry Save Addition. It is an addition technique used to handle carries efficiently, unlike the unrelated phrases in options A and B.

Q5Which of the following is a type of computer architecture and its subcategories?

A Von Neumann and micro architecture
B Instruction set architecture
C System design
D All of the mentioned
Explanation

Computer architecture is commonly described through subcategories such as instruction set architecture, microarchitecture, and system design. Von Neumann is also a recognized architecture model, so every listed choice points to an architecture type or subcategory. Therefore option D is correct.

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More questions

6What efforts should be made by the teachers to explain technical terms or difficult concepts of a lesson?

AExplaining with the help of examples
BExplaining with the help of TLM
CExplaining with the help of drawing a diagram on the blackboard
DAbove all

7If (146) x + (313)x-2 = (246)8, then the value of base x is -

A5
B6
C7
D9

8The minimum positive integers p such that 3ᵖ modulo 17 = 1 is -

A5
B8
C12
D16

98’s complement of (7650) is -

A0230
B0130
C1230
D3450

10Which of the following architecture is suitable for a wide range of data types?

AIA - 32
BARM
CASUS firebird
D68000

11Who is known as the father of Artificial Intelligence (AI)?

AAda Fisher
BAlan Turing
CJohn McCarthy
DAllen Newell

12Hexa decimal numbers are a mixture of -

AOctal and decimal numbers
BBinary and octal numbers
CLetters and decimal digits
DBinary and decimal numbers

13Which of the following highly uses the concept of an array?

ABinary search tree
BCaching
CSpatial locality
DScheduling of processes

14What will be the output of the program? public class Test2 { public static void main(String[] args) { StringBuffer S1 = new StringBuffer("Complete"); S1.setCharAt(1, 'i'); S1.setCharAt(7, 'd'); System.out.println(S1); } }

AComplete
BIomplede
CCimpletd
DCiplotd

15A question and two statements are given below. You have to decide which statement is sufficient to answer the given question. How much money do R and S have together? Statements : (I) S has ₹ 200 less than T. (II) R has ₹ 300 more than T.

AOnly I is sufficient
BOnly II is sufficient
CBoth I and II are sufficient together
DNeither I nor II are sufficient

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