49 + Mcqs in Aptitude & Logical - DE-Shaw Page 1 McqOptions

1.	Logic of induction is very close to
A.	the logic of sampling
B.	the logic of observation
C.	the logic of the controlled variable
D.	none of the above
Answer» B. the logic of observation

Discussion

2.	Formulation of hypothesis may not be necessary in
A.	survey studies
B.	fact finding (historical) studies
C.	normative studies
D.	experimental studies
Answer» C. normative studies

Discussion

3.	All are example of qualitative variables except
A.	religion and castes
B.	sex
C.	observation
D.	interest of the subject
Answer» E.

Discussion

4.	Who is regarded the father of scientific social surveys ?
A.	Darwin
B.	Booth
C.	Best
D.	None of these
Answer» C. Best

Discussion

5.	Validity of a research can be improved by
A.	eliminating extraneous factors
B.	taking the true representative sample of the population
C.	both of the above measures
D.	none of these
Answer» D. none of these

Discussion

6.	Area (cluster) sampling technique is used when
A.	population is scattered and large size of the sample is to be drawn
B.	population is heterogeneous
C.	long survey is needed
D.	(a) and (c)
Answer» E.

Discussion

7.	A researcher selects a probability sample of 100 out of the total population. It is
A.	a cluster sample
B.	a random sample
C.	a stratified sample
D.	a systematic sample
Answer» C. a stratified sample

Discussion

8.	The process not needed in experimental researches is
A.	observation
B.	controlling
C.	manipulation and replication
D.	reference collection
Answer» E.

Discussion

9.	Independent variables are not manipulated in
A.	normative researches
B.	ex-post facto researches
C.	both of the above
D.	none of the above
Answer» D. none of the above

Discussion

10.	Which of the following is a non-probability sample ?
A.	Quota sample
B.	Simple random sample
C.	Purposive sample
D.	(a) and (c) both
Answer» E.

Discussion

11.	The final result of a study will be more accurate if the sample drawn is
A.	taken randomly
B.	fixed by quota
C.	representative to the population
D.	purposive
Answer» D. purposive

Discussion

12.	A statistical measure based upon the entire population is called parameter while measure based upon a sample is known as
A.	sample parameter
B.	inference
C.	statistic
D.	none of these
Answer» D. none of these

Discussion

13.	The experimental study is based on the law of
A.	single variable
B.	replication
C.	occupation
D.	interest of the subject
Answer» B. replication

Discussion

14.	he research antagonistic to ex-post facto research is
A.	experimental studies
B.	normative researches
C.	library researches
D.	all of the above
Answer» B. normative researches

Discussion

15.	Which technique is generally followed when the population is finite ?
A.	Area sampling technique
B.	Purposive sampling technique
C.	Systematic sampling technique
D.	None of the above
Answer» D. None of the above

Discussion

16.	A researcher selects only 10 members as a sample from the total population of 5000 and considers it good because
A.	he was a good researcher
B.	he was guided by his supervisor
C.	the populations was homogeneous
D.	all of these
Answer» D. all of these

Discussion

17.	Generalized conclusion on the basis of a sample is technically known as
A.	statistical , inference of external validity of the research
B.	data analysis and interpretation
C.	parameter inference
D.	all of the above
Answer» B. data analysis and interpretation

Discussion

18.	An example of scientific knowledge is
A.	authority of the Prophet or great men
B.	social traditions and customs
C.	religious scriptures
D.	laboratory and field experiments
Answer» E.

Discussion

19.	Attributes of objects, events or things which can be measured are called
A.	qualitative measure
B.	data
C.	variables
D.	none of the above
Answer» D. none of the above

Discussion

20.	Field study is related to
A.	real life situations
B.	experimental situations
C.	laboratory situations
D.	none of the above
Answer» B. experimental situations

Discussion

21.	A researcher divides his population into certain groups and fixes the size of the sample from each group. It is called
A.	stratified sample
B.	quota sample
C.	cluster sample
D.	all of the above
Answer» C. cluster sample

Discussion

22.	A researcher divides the populations into PG, graduates and 10 + 2 students and using the random digit table he selects some of them from each. This is technically called
A.	stratified sampling
B.	stratified random sampling
C.	representative sampling
D.	none of these
Answer» C. representative sampling

Discussion

23.	Who said that members of the same species are not alike ?
A.	Darwin
B.	Herbert Spencer
C.	Best
D.	Good
Answer» B. Herbert Spencer

Discussion

24.	A statement is .given followed by four alternative arguments. Select one which is most appropriate. Statements: White clothes are worn more often in summer because
A.	they are thin and cool
B.	they are bad absorbers of heat
C.	they can be easily washed
D.	they are easily available in summer
Answer» C. they can be easily washed

Discussion

25.	If in a certain code, 95789 is written as EGKPT and 2436 is written as ALUR, then how will 24539 be written in that code?
A.	ALEUT
B.	ALGTU
C.	ALGUT
D.	ALGRT
Answer» D. ALGRT

Discussion

26.	K is a place which is located 2 km away in the north-west direction from the capital P. R is another place that is located 2 km away in the south-west direction from K. M is another place and that is located 2 km away in the north-west direction from R. T is yet another place that is located 2 km away in the south-west direction from M. In which direction is T located in relation to P?
A.	South-west
B.	North-west
C.	West
D.	North
Answer» D. North

Discussion

27.	Little wooden cubes each with a side of one inch are put together to form a solid cube with a side of three inches. This big cube is then painted red all over on the outside. When the big cube is broken up into the original little ones, how many cubes will have paint on two sides?
A.	4
B.	8
C.	12
D.	0
Answer» D. 0

Discussion

28.	In a classroom, there are 5 rows, and 5 children A, B, C. D and E are seated one behind the other in 5 separate rows as follows: A is sitting behind C, but in front of B. C is sitting behind E. D is sitting in front of E. The order in which they are sitting from the first row to the last is
A.	DECAB
B.	BACED
C.	ACBDE
D.	ABEDC
Answer» B. BACED

Discussion

29.	What is the number missing from the third target? 5 9 15 16 29 ? 49 89 147
A.	45
B.	48
C.	51
D.	54
Answer» C. 51

Discussion

30.	If the day before yesterday was Sunday, what day will it be three days after the day after tomorrow?
A.	Sunday
B.	Monday
C.	Wednesday
D.	Saturday
Answer» B. Monday

Discussion

31.	ACEG : SUWY : : BDFH : ?
A.	TVZX
B.	RTZV
C.	TVXZ
D.	RTVZ
Answer» D. RTVZ

Discussion

32.	In the following questions, some of the sentences have errors and some have none. Find out which part of a sentence has an error. The number of that part Is your answer. Your answer is (4) i.e.. No error.
A.	He is a university professor
B.	/ but of his three sons
C.	/ neither has any merit.
D.	/ No error
Answer» E.

Discussion

33.	Words uttered impiously about God
A.	amoral
B.	philosophy
C.	logic
D.	blasphemy
Answer» E.

Discussion

34.	In the following questions, out of the four alternatives, choose the one which can be substituted for the given words/sentences. A person who has no money to pay off his debts
A.	insolvent
B.	poor
C.	destitute
D.	pauper
Answer» B. poor

Discussion

35.	An author in the reign of Queen Anne who was famous lived in a cottage
A.	. An author in the reign, who was famous, of Queen Anne lived in a cottage
B.	In the reign of Queen Anne, an author lived in a cottage, who was famous
C.	An author who was famous in the reign of Queen Anne lived in a cottage
D.	No improvement
Answer» D. No improvement

Discussion

36.	In the following questions, a sentence or bold part thereof is given which may need improvement. Alternatives are given at (1), (2) and (3) below, which may be a better option. In case no improvement is needed, your answer is (4). A taller Sikh rushed forward than any of his comrades.
A.	A Sikh, taller than any of his comrades, rushed forward
B.	A Sikh rushed forward taller than any of his comrades
C.	A Sikh rushed forward than any of his comrades taller
D.	No improvement
Answer» B. A Sikh rushed forward taller than any of his comrades

Discussion

37.	To flog a dead horse
A.	to whip a dead horse
B.	to attempt to do the impossible
C.	waste ones efforts
D.	to take advantage of a weakness
Answer» C. waste ones efforts

Discussion

38.	In the following questions, four alternatives are given for the meaning of the given Idiom/Phrase. Choose the alternative which best expresses the meaning of the Idiom/Phrase. To strain every nerve
A.	to make utmost efforts
B.	to feel weak and tired
C.	to be a diligent worker
D.	to be methodical in work
Answer» B. to feel weak and tired

Discussion

39.	In the following questions, out of the four alternatives, choose the one which best expresses the meaning of the given word. Reverie
A.	determination
B.	day-dream
C.	reality
D.	realization
Answer» C. reality

Discussion

40.	4.410.16/2.11.6* 0.21 is simplified to
A.	1
B.	0.1
C.	0.01
D.	10
Answer» B. 0.1

Discussion

41.	By walking at 3/4 of his usual speed, a man reaches his office 20 minutes later than his usual time. The usual time taken by him to reach his office is
A.	75 minutes
B.	60 minutes
C.	40 minutes
D.	30 minutes
Answer» C. 40 minutes

Discussion

42.	If A and B together can complete a piece of work in 15 days and B alone in 20 days, in how many days can A alone complete the work?
A.	60
B.	45
C.	40
D.	30
Answer» B. 45

Discussion

43.	If 5 men or 7 women can earn Rs. 5,250 per day, how much would 7 men and 13 women earn per day?
A.	Rs. 11,600
B.	Rs. 11.700
C.	Rs. 16,100
D.	Rs. 17,100
Answer» E.

Discussion

44.	In a family, the average age of a father and a mother is 35 years. The average age of the father, mother and their only son is 27 years. What is the age of the son?
A.	12 years
B.	11 years
C.	10.5 years
D.	10 years
Answer» C. 10.5 years

Discussion

45.	A and B working separately can do a piece of work in 9 and 12 days respectively. If they work for a day alternately with A beginning, the work would be completed in
A.	10 2/3 days
B.	10 1/2 days
C.	10 1/4 days
D.	10 1/3 days
Answer» D. 10 1/3 days

Discussion

46.	If the radius of a circle is in creased by 50%, its area is increased by
A.	125%
B.	100%
C.	75%
D.	50%
Answer» B. 100%

Discussion

47.	Three numbers are in the ratio 3:4: 5. The sum of the largest and the smallest equals the sum of the second and 52. The smallest number is
A.	20
B.	27
C.	39
D.	52
Answer» D. 52

Discussion

48.	What is the least number which, when divided by 5, 6, 7, 8 gives the remainder 3 but is divisible by 9?
A.	1463
B.	1573
C.	1683
D.	1793
Answer» D. 1793

Discussion

49.	The HCF and LCM of two numbers are 12 and 924 respectively. Then the number of such pairs is
A.	0
B.	1
C.	2
D.	3
Answer» D. 3

Discussion

Explore topic-wise MCQs in DE-Shaw.

Logic of induction is very close to

&nbsp; Formulation of hypothesis may not be necessary in

&nbsp;&nbsp; All are example of qualitative variables except

Who is regarded the father of scientific social surveys ?

Validity of a research can be improved by

&nbsp; Area (cluster) sampling technique is used when&nbsp;

&nbsp; A researcher selects a probability sample of 100 out of the total population. It is

&nbsp; The process not needed in experimental researches is

&nbsp; Independent variables are not manipulated&nbsp;in

&nbsp; &nbsp;Which of the following is a non-probability sample ?

&nbsp; The final result of a study will be more accurate if the sample drawn is

&nbsp; &nbsp;A statistical measure based upon the entire population is called parameter while measure based upon a sample is known as

&nbsp;The experimental study is based on the law of

&nbsp; he research antagonistic to ex-post facto research is

&nbsp;Which technique is generally followed when the population is finite ?

A researcher selects only 10 members as a sample from the total population of 5000&nbsp;and considers it good because

&nbsp;&nbsp; Generalized conclusion on the basis of a sample is technically known as

&nbsp; An example of scientific knowledge is

&nbsp; Attributes of objects, events or things which can be measured are called

Field study is related to

&nbsp; A researcher divides his population into certain groups and fixes the size of the sample from each group. It is called

&nbsp;A researcher divides the populations into PG, graduates and 10 + 2 students and using the random digit table he selects some of them from each. This is technically called&nbsp;

Who said that members of the same species are not alike ?&nbsp;

A statement is .given followed by four alternative arguments. Select one which is most appropriate. Statements: White clothes are worn more often in summer because

If in a certain code, 95789 is written as EGKPT and 2436 is written as ALUR, then how will 24539 be written in that code?

Little wooden cubes each with a side of one inch are put together to form a solid cube with a side of three inches. This big cube is then painted red all over on the outside. When the big cube is broken up into the original little ones, how many cubes will have paint on two sides?

In a classroom, there are 5 rows, and 5 children A, B, C. D and E are seated one behind the other in 5 separate rows as follows: A is sitting behind C, but in front of B. C is sitting behind E. D is sitting in front of E. The order in which they are sitting from the first row to the last is

What is the number missing from the third target? 5 9 15 16 29 ? 49 89 147

If the day before yesterday was Sunday, what day will it be three days after the day after tomorrow?

ACEG : SUWY : : BDFH : ?

In the following questions, some of the sentences have errors and some have none. Find out which part of a sentence has an error. The number of that part Is your answer. Your answer is (4) i.e.. No error. &nbsp;

Words uttered impiously about God

In the following questions, out of the four alternatives, choose the one which can be substituted for the given words/sentences. A person who has no money to pay off his debts

An author in the reign of Queen Anne who was famous lived in a cottage &nbsp;

In the following questions, a sentence or bold part thereof is given which may need improvement. Alternatives are given at (1), (2) and (3) below, which may be a better option. In case no improvement is needed, your answer is (4). A taller Sikh rushed forward than any of his comrades.

To flog a dead horse

&nbsp;In the following questions, four alternatives are given for the meaning of the given Idiom/Phrase. Choose the alternative which best expresses the meaning of the Idiom/Phrase. To strain every nerve

In the following questions, out of the four alternatives, choose the one which best expresses the meaning of the given word. Reverie

4.41*0.16/2.1*1.6* 0.21 is simplified to

By walking at 3/4 of his usual speed, a man reaches his office 20 minutes later than his usual time. The usual time taken by him to reach his office is

If A and B together can complete a piece of work in 15 days and B alone in 20 days, in how many days can A alone complete the work?

If 5 men or 7 women can earn Rs. 5,250 per day, how much would 7 men and 13 women earn per day?

In a family, the average age of a father and a mother is 35 years. The average age of the father, mother and their only son is 27 years. What is the age of the son?

A and B working separately can do a piece of work in 9 and 12 days respectively. If they work for a day alternately with A beginning, the work would be completed in

If the radius of a circle is in creased by 50%, its area is increased by

Three numbers are in the ratio 3:4: 5. The sum of the largest and the smallest equals the sum of the second and 52. The smallest number is

What is the least number which, when divided by 5, 6, 7, 8 gives the remainder 3 but is divisible by 9?

The HCF and LCM of two numbers are 12 and 924 respectively. Then the number of such pairs is

Formulation of hypothesis may not be necessary in

All are example of qualitative variables except

Area (cluster) sampling technique is used when

A researcher selects a probability sample of 100 out of the total population. It is

The process not needed in experimental researches is

Independent variables are not manipulated in

Which of the following is a non-probability sample ?

The final result of a study will be more accurate if the sample drawn is

A statistical measure based upon the entire population is called parameter while measure based upon a sample is known as

The experimental study is based on the law of

he research antagonistic to ex-post facto research is

Which technique is generally followed when the population is finite ?

A researcher selects only 10 members as a sample from the total population of 5000 and considers it good because

Generalized conclusion on the basis of a sample is technically known as

An example of scientific knowledge is

Attributes of objects, events or things which can be measured are called

A researcher divides his population into certain groups and fixes the size of the sample from each group. It is called

A researcher divides the populations into PG, graduates and 10 + 2 students and using the random digit table he selects some of them from each. This is technically called

Who said that members of the same species are not alike ?

In the following questions, some of the sentences have errors and some have none. Find out which part of a sentence has an error. The number of that part Is your answer. Your answer is (4) i.e.. No error.

An author in the reign of Queen Anne who was famous lived in a cottage

In the following questions, four alternatives are given for the meaning of the given Idiom/Phrase. Choose the alternative which best expresses the meaning of the Idiom/Phrase. To strain every nerve

4.410.16/2.11.6* 0.21 is simplified to