Computing Diagnostic Tests

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Computing Diagnostic Test

Topic: Computing Diagnostic Test

Quiz Contains: 30 MCQs

Mathematics = 10

Physics = 7

Computer Sciences = 7

English = 6

Time Duration: 30 Minutes

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1 / 30

If two particles collide with one anti particle the resultant will give

Elimination Tool

A) One particle, one anti particle

B) Total annihilation

C) One antiparticle only

D) None of these

2 / 30

The extraneous root of the equation 2+√x+2=x is:

x=1

x=2

x= -2

None of these

3 / 30

if f(x=1/x)=x, then f(x) is equal to

1/x+1

1/x-1

x/x+1

4 / 30

Find the derivative of 3^(2x).

2ln(3) × 3^(2x)

In(3) × 3^(2x)

2x × 3^(2x)

In(2) × 3^(2x)

5 / 30

In Young’s Double slit experiment, if the spacing between the slit is doubled and the linear distance from the screen is reduced to one half then the spacing between the two adjacent bright fringes will be ____ of actual value.

Elimination Tool

A) Remains same

B) Reduce to one half

C) Reduce to one quarter

D) Increase to twice

6 / 30

Which short key is used to open the window Help in MS Word document

F11

7 / 30

In the expansion of (3x-1/x²)¹⁰,the 5^th term from the end is:

16486/x^5

13486/x^5

17010/x^5

None of these

8 / 30

Pⁿ_r=

n!/(n+r)!

n/(n-r)

n!/(n+1)

n!(n-r)!

9 / 30

In the given figure, the average translational kinetic energy per molecule of an ideal gas depends upon its

Elimination Tool

A) volume

B) pressure

C) molecule type

D) absolute temprature

10 / 30

The conditional Operator requires?

One operand

Two operand

Three operand

Four Operand

11 / 30

tan and cos are negative in which quadrant?

III

12 / 30

Complete the sentence by choosing the most appropriate option, from the given lettered choices (A to E) below:

The tree must ______ planted over fifty years ago.

Elimination Tool

A) been

B) be been

C) would been

D) have been

13 / 30

SPOT THE ERROR:

If I went to the police, they will want me to describe him.

Went

The

Will

Describe

14 / 30

In order to achieve accuracy, the slide wire of a potentiometer should be:

Elimination Tool

A) As long as possible

B) As short as possible

C) Neither too small neither too large

D) Very thick

15 / 30

Which of the following loops is a post-test loop?

for loop

while loop

do-while loop

Nested loop

16 / 30

A flat coil of wire having 5 turns has an inductance, L. The inductance of a similar coil having 20 turns is:

Elimination Tool

A) 16L

B) L/4

C) uL

D) L

17 / 30

Answer to the passage:

A four-person crew from Classic Colors is painting Mr Ahmed’s house. Ahmed is painting the front of the house. Maira is in the alley behind the house painting the back. Ayesha is painting the window frames on the north side, Hamza is on the south. If Ahmed switches places with Ayesha, and Ayesha then switches places with Hamza, where is Hamza?

in the alley behind the house

on the north side of the house

in front of the house

on the south side of the house

18 / 30

Joint equation of lines perpendicular to lines represented by x² – 2xy – y² = 0:

x2 + 2xy – y2 = 0

x2 – 2xy – y2 = 0

x2 – 2xy + y2 = 0

x2 + 2xy + y2 = 0

19 / 30

Fill in the blank with the correct option:

Tweezers ____ always useful to handle small objects.

Elimination Tool

A) is

B) are

C) will

D) may

20 / 30

Find an error in the following sentence.

Elimination Tool

A) We are trying

B) To locate the

C) Historical city for

D) The past two years.

21 / 30

What is the strength of the magnetic field known as?

Elimination Tool

A) Flux

B) Density

C) Magnetic strength

D) Magnetic flux density

22 / 30

#include

int main() {

unsigned int x = 5;

int y = -10;

if (x + y > 0) {

printf(“Positive\n”);

} else {

printf(“Negative\n”);

}

return 0;

}

What is the output of this code?

Positive

Negative

Compiler warning

Undefined behavior

23 / 30

The base vertices of an isosceles triangle PQR are Q(1,3) and R(-2,7). The vertex P can be.

(1,6)

(5/6,6)

(1/2,6)

(2,6)

24 / 30

The time required for the fetching and execution of one simple machine instruction is

Delay time

CPU cycle

Real time

Seek time

25 / 30

In a right angled triangle ABC with right angle at B, which one of the following statements is true?

a^2 + b^2 = c^2

a^2 – c^2 = b^2

a^2 + c^2 = b^2

a^2 + b^2 = c^2

26 / 30

What is another name for a computer Bug?

Virus

Error

Malware

None of the above

27 / 30

A, G, H are in

A.P.

G.P.

H.P.

none of these

28 / 30

Spot the Error

At any moment Martian air might draw his soul from him, as marrow comes from a white bone.

Martian

from him

comes from a

marrow

29 / 30

An electron moving with velocity v has momentum 3 x 10 -26 Kg.m/s. The de Broglie wavelength associated with it is ______. Value of h = 6.63 x 10-34 is.

Elimination Tool

A) 24.1 nm

B) 22.14 m

C) 22.1 nm

D) 22.1 mm

30 / 30

The attribute on the left-hand side of the arrow in a functional dependency is the

Candidate Key

Determinant

Foreign Key

Primary Key

Your score is

Pos.	Name	Score	Duration
1	Khadija imran	100 %	1 minutes 22 seconds
2	Hassan	100 %	3 minutes 3 seconds
3	Rameen	97 %	1 minutes 7 seconds
4	so	97 %	2 minutes 11 seconds
5	Sadat	93 %	4 minutes 19 seconds
6	Djsk	90 %	1 minutes 18 seconds
7	Mehroosa	87 %	5 minutes 37 seconds
8	Khadija hayat	83 %	1 minutes 57 seconds
9	Alina Tayyab	83 %	4 minutes 18 seconds
10	aisa zinda hu ee zindagi	70 %	7 minutes 17 seconds
11	AneelKumar	63 %	3 minutes 44 seconds
12	abdueee	60 %	4 minutes 57 seconds
13	Fahad sultan	57 %	9 minutes 32 seconds
14	Diej	53 %	2 minutes 29 seconds
15	Khadija hayat	53 %	8 minutes 8 seconds
16	g	50 %	5 minutes 38 seconds
17	Wmman	50 %	14 minutes 43 seconds
18	Kami	50 %	30 minutes
19	Ismat	47 %	4 minutes 19 seconds
20	ma\	47 %	5 minutes 41 seconds
21	Muhammad Arslan	47 %	18 minutes 56 seconds
22	Zubaida	43 %	7 minutes 32 seconds
23	uzair	43 %	14 minutes 47 seconds
24	ainazahid	40 %	5 minutes 7 seconds
25	G	40 %	5 minutes 26 seconds
26	khizar tareen	40 %	7 minutes 52 seconds
27	sga	40 %	9 minutes 20 seconds
28	ffff	40 %	9 minutes 49 seconds
29	Eman	40 %	11 minutes 19 seconds
30	Abdul Moez	40 %	17 minutes
31	Opf	37 %	4 minutes 32 seconds
32	Meerab	37 %	6 minutes 58 seconds
33	Rameen gillani	37 %	8 minutes 42 seconds
34	Muhammad Arslan	37 %	9 minutes 14 seconds
35	AneelKumar	37 %	10 minutes 33 seconds
36	aizah gul	37 %	11 minutes 34 seconds
37	Sadat	37 %	13 minutes 56 seconds
38	Ali	37 %	18 minutes 6 seconds
39	Alina Tayyab	37 %	25 minutes 1 seconds
40	Muaz Rana	33 %	2 minutes 39 seconds
41	Ibad Ullah	33 %	3 minutes 46 seconds
42	Muaz Rana	33 %	3 minutes 49 seconds
43	Muhammad mubeen	33 %	3 minutes 56 seconds
44	y	33 %	9 minutes 37 seconds
45	okkk	33 %	9 minutes 40 seconds
46	iqra	33 %	14 minutes 22 seconds
47	Khadija imran	33 %	14 minutes 56 seconds
48	Ayesha Akram	33 %	25 minutes 55 seconds
49	Muaz Rana	30 %	2 minutes 4 seconds
50	Ismat	30 %	5 minutes 58 seconds
51	ma	30 %	8 minutes 58 seconds
52	Muaz Rana	30 %	10 minutes 15 seconds
53	DOLL	30 %	11 minutes 18 seconds
54	Hamna ubaid	30 %	13 minutes 28 seconds
55	Iman	30 %	13 minutes 36 seconds
56	Hadia Sajid	30 %	19 minutes 10 seconds
57	M Fahad	27 %	3 minutes 18 seconds
58	Muaz Rana	27 %	3 minutes 20 seconds
59	Muzammil	27 %	5 minutes 41 seconds
60	abdueeeeeeeheheheh	27 %	8 minutes 53 seconds
61	Moomna Nazir	27 %	11 minutes 58 seconds
62	Junaid Khan	27 %	12 minutes 15 seconds
63	Muaz Rana	23 %	6 minutes 12 seconds
64	Fjvxdd	23 %	11 minutes 58 seconds
65	Tasawer Ali	23 %	13 minutes 7 seconds
66	bisma	23 %	14 minutes 34 seconds
67	Muaz Rana	23 %	51 minutes 46 seconds
68	Ahsen Ali Khan	20 %	1 minutes 19 seconds
69	Ibrahim	20 %	1 minutes 52 seconds
70	Mehroosa	20 %	5 minutes 52 seconds
71	makjhis	20 %	7 minutes 55 seconds
72	Ismat zehra	20 %	9 minutes 38 seconds
73	YaSiR	20 %	17 minutes 8 seconds
74	Fahad	17 %	8 minutes 58 seconds
75	aaa	17 %	16 minutes 19 seconds
76	Ali hassan	17 %	30 minutes 25 seconds
77	hamamd	7 %	1 minutes 47 seconds

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