Free Printable 2024 SNR STAN QUIZ OGUN STATE

1.

A Newton is equal to which of the following?

a)

kilogram-meter per second

b)

meter per second squared

c)

kilogram-meter per second squared

d)

kilogram per meter-second

2.

Which among the following is an accurate depiction for the deceleration when a car is travelling in a north direction and produces a deceleration of 80 m/s²to stop?

a)

Westwards, 80 m/s²

b)

Southwards, 80 m/s²

c)

Eastwards, 80 m/s²

d)

Northwards, 80 m/s²

3.

A body is said to have the power of 1 Watt if it does work at the rate of ______.

a)

1 joule

b)

1 joule in 1 second

c)

1 second

d)

1 radian / second

4.

Why can lights travel in a vacuum but not sound?

a)

Light waves are dual in nature

b)

Due to the electromagnetic nature of light waves.

c)

Due to the electromagnetic nature of sound waves.

d)

Speed of sound is very slow than light

5.

What is the net force of an object when you combine a force of 10 N north with a force of 5 N south?

(a)

6.

What is the rate of acceleration of gravity at the Earth's surface?

a)

6.7 m/s²

b)

7.8 m/s²

c)

9.8 m/s²

d)

11.2 m/s²

7.

What is the number of neutrons in Cesium?

a)

55 neutrons

b)

76 neutrons

c)

84 neutrons

d)

106 neutrons

e)

139 neutrons

8.

The atomic number of a given element is

equivalent to which of the following?

a)

Proton number in the nucleus

b)

Neutron number in the nucleus

c)

Sum of the protons and neutrons in the

nucleus

d)

Sum of the protons, neutrons and electrons

9.

What particle view below is a mixture?

a)

b)

c)

d)

10.

What is the best classification for this substance?

a)

An element

b)

A compound

c)

A mixture

11.

How would you name this sample? T = triangle, Sq = square, C = circle.

a)

T + Sq + C

b)

TC + Sq

c)

TC₄ + Sq₃

d)

TCSq

12.

The 'conservation of mass' theory tells us when a chemical reaction occurs in a closed system

a)

there will be no change in mass

b)

there will be a change in mass as it cannot be directly weighed and may dissipate

13.

Which scientific law states that an atom cannot be created or destroyed:

a)

Law of Conservation of Matter

b)

Law of Gravity

c)

Law of Conservation of Mass

d)

Law of Motion

14.

What is the chemical formula of an alkane that has 1 carbon atom?

a)

C1H2

b)

C1H3

c)

C1H4

d)

C1H6

15.

A sample of water which has passed through a de-ionizer may still contain ......

a)

Temporary hardness

b)

Organic impurities

c)

Permanent hardness

d)

Heavy metal ions

16.

What happens to the boiling point and flammability of hydrocarbons as the length of the molecules increases?

a)

Longer hydrocarbons have lower boiling points and are less flammable

b)

Longer hydrocarbons have higher boiling points and are more flammable

c)

Longer hydrocarbons have lower boiling points and are more flammable

d)

Longer hydrocarbons have higher boiling points and are less flammable

17.

Which is the best description of fractional distillation?

a)

Breaking down longer hydrocarbon chains into smaller ones that are more useful

b)

Separating the hydrocarbons in crude oil into fractions, with each fraction containing molecules with a similar number of carbon atoms

c)

Pumping crude oil out from under the sea

d)

Ensuring resources are used to meet the needs of current generations without compromising the needs of future generations

18.

The interior angle of a regular polygon is 720°. How many sides has the polygon got?

a)

6

b)

9

c)

10

19.

Make a the subject

P=2(a+b)

a)

A=p-b/2

b)

A=p-2/b

c)

A=p+2b/2

20.

A boy is 3times as old as a girl. If their total age is 48yrs. How old is the girl?

a)

12

b)

24

c)

16

21.

If a card is drawn at random from a standard deck of 52 cards, what is the probability of drawing a red card?

a)

0.75

b)

0.25

c)

1.0

d)

0.5

22.

A bag contains 5 red balls, 3 blue balls, and 2 green balls. What is the probability of drawing a blue ball?

a)

3/10

b)

1/5

c)

4/10

d)

2/10

23.

Given f(x) = 3x + 10
and g(x) = x - 2
Find f(g(5))

a)

19

b)

23

c)

-10

d)

None of these.

24.

Given
f(x)= 2x² + 5x - 17, find f(-1).

a)

f(-1) = -20

b)

f(-1) = -24

25.

Solve for n:
2ⁿ = ⅛

a)

3

b)

-3

c)

⅓

d)

-⅓

26.

In Diagram 2, K, L and M are three points on the flat ground. Given that KLM is an equilateral triangle, find the bearing of L from M.
Dalam Rajah 2, K, L dan M adalah tiga titik pada tanah mengufuk. Diberi KLM ialah segitiga sisi sama, cari bearing L dari M.

a)

068

b)

128

c)

188

d)

248

27.

The bearing of U from V is 150^o. The bearing of T from U is
Bearing U dari V ialah 150^o. Bearing T dari U ialah

a)

351

b)

330

c)

171

d)

009

28.

The volume of a cuboid whose dimensions are 12cm X8cm X6cm is

a)

576cu.cm

b)

276cu.cm

c)

176cu.cm

d)

256cu.cm

29.

The temperature was 80 degrees in the afternoon. It was 50 degrees in the evening. How much did the temperature change?

a)

25 degrees

b)

30 degrees

c)

130 degrees

d)

20 degrees

30.

Matthew has 20 quarters in his piggy bank. He wants to trade them for dollars. There are 4 quarters in one dollar. How many dollars can Matthew get?

a)

24 dollars

b)

5 dollars

c)

16 dollars

d)

4 dollars

31.

Santa's elves made 5 toys for each house on Main Street that Santa would visit. There are 5 houses on Main Street. How many toys in all did the elves make then?

a)

15

b)

9

c)

20

d)

25

32.

The following ratings were given by the judges to Group A's delicacy.

6, 7, 7, 7, 7, 8, 8, 8, 9, 9, 10, 10

What is Q3 and its corresponding data (x3)?

a)

Q3 = 9 ; x3 = 9

b)

Q3 = 8 ; x3 = 8

c)

Q3 = 8 ; x3 = 9

d)

Q3 = 9 ; x3 = 8

33.

What is the standard deviation for the data given:

{12, 13, 29, 18, 61, 35, 21}

a)

293.67

b)

15.87

c)

17.14

d)

41.98

34.

Calculate the mean.

a)

14.4

b)

16.4

c)

17

d)

18.4

35.

Calculate an estimate of the mean age.

a)

none of those

b)

45.8

c)

46

d)

46.2

e)

34

36.

A computer system...

a)

takes a set of digital inputs, processes them and creates a set of outputs.

b)

takes a set of digital outputs, processes them and creates a set of inputs.

c)

takes a set of digital inputs, processes them and creates a set of inputs.

d)

takes a set of digital outputs, processes them and creates a set of outputs.

37.

What is meant by the term 'blagging'?

a)

It is when fraudsters send emails pretending to be a bank or e-commerce site to try and find out your personal and financial details. Messages are often urgent and have spelling mistakes.

b)

Sometimes called pretexting, done either face-to-face, by telephone or using a computer. Criminals invent a scenario to get the victim to divulge information.

c)

Finding out login names, passwords and pins by watching people at ATM’s, or in an office where employees enter passwords or when people pay for goods at tills and people watch the PINs being entered.

d)

Software that is deigned to corrupt files and stop your computer from working.

38.

What is meant by the term 'shouldering'?

a)

Finding out login names, passwords and pins by watching people at ATM’s, or in an office where employees enter passwords or when people pay for goods at tills and people watch the PINs being entered.

b)

Sometimes called pretexting, done either face-to-face, by telephone or using a computer. Criminals invent a scenario to get the victim to divulge information.

c)

It is when fraudsters send emails pretending to be a bank or e-commerce site to try and find out your personal and financial details. Messages are often urgent and have spelling mistakes.

39.

What is meant by the term 'phishing'?

a)

Finding out login names, passwords and pins by watching people at ATM’s, or in an office where employees enter passwords or when people pay for goods at tills and people watch the PINs being entered.

b)

Sometimes called pretexting, done either face-to-face, by telephone or using a computer. Criminals invent a scenario to get the victim to divulge information.

c)

It is when fraudsters send emails pretending to be a bank or e-commerce site to try and find out your personal and financial details. Messages are often urgent and have spelling mistakes.

40.

This software is designed to disrupt the functioning of the computer, gain unauthorised access and gather information without the users knowledge - what is it?

a)

Applications sofware

b)

Systems software

c)

Malicious software

d)

Utility software

41.

How does a virus infect a computer and how is it malicious?

a)

It is disguised as something legitimate like a computer game. Once inside it can log key strokes, record passwords and can allow someone to remote access your computer.

b)

Software that usually infects a computer system via email attachments or being attached to files on memory sticks. It requires human help to infect a computer. It can corrupt/delete files and slow your pc down.

42.

How does a trojan horse infect a pc and how is it malicious?

a)

Software that is disguised as something legitimate like a computer game. Once inside it can log key strokes, record passwords and can allow someone to remote access your computer.

b)

Software that is similar to a virus, although it can infect your computer without human help, instead through security loopholes. Once inside your computer it can replicate itself across networks. It is malicious as it can slow your pc down, delete files and send documents via email.

43.

What is meant by the term spyware?

a)

A type of spyware that causes adverts to pop-up on your screen. Some can be inappropriate. They waste your time and distract you from what you are doing.

b)

Malware that you may have received in an email. This can change the IP address of a domain name entered to a bogus one.

c)

Software similar to a 'Trojan' as it spies on what you are doing and passes this information back across the internet.

d)

Fraudsters sending emails pretending to be banks etc... recognised by : careless use of language, urgency, false links and attachments.

44.

What is ransomware and how is it malicious?

a)

Software similar to a 'Trojan' as it spies on what you are doing and passes this information back across the internet.

b)

Programs that attempt to blackmail a user into making a payment to a hacker, If money isn't paid, the network can be shutdown.

c)

Software that is similar to a virus, although it can infect your computer without human help, instead through security loopholes. Once inside your computer it can replicate itself across networks. It is malicious as it can slow your pc down, delete files and send documents via email.

d)

Software that is disguised as something legitimate like a computer game. Once inside it can log key strokes, record passwords and can allow someone to remote access your computer.

45.

What is a brute force attack?

a)

General attack on network - no specialist knowledge. Done by trial and error to obtain login names and passwords to allow hacker to access network. Success is based on computer power and number of combinations tried.

b)

Designed to make a network or website grind to a halt by using 'Zombie' computers to flood them with useless network communication such as repeated login requests at the same time.

c)

Criminals use packet analysers or 'packet sniffers' to intercept data traffic. Criminals try and steal logins, passwords, credit card numbers.

d)

Websites use databases to store user details.User enters username and password - this is checked against SQL database.Criminals can bypass this using special commands.

46.

What is meant by a denial of service (DOS) attack?

a)

Designed to make a network or website grind to a halt by using 'Zombie' computers to flood the network/websites with useless network communication such as repeated login requests at the same time.

b)

Criminals use packet analysers or 'packet sniffers' to intercept data traffic. Criminals try and steal logins, passwords, credit card numbers.

47.

Data interception and theft is when criminals use packet analysers or 'packet sniffers' to intercept data traffic. Criminals try and steal logins, passwords, credit card numbers - TRUE or FALSE?

a)

TRUE

b)

FALSE

48.

What is meant by SQL injection?

a)

New programs are tested for security faults.The day a security flaw is found is called 'zero day'. There is a race between hackers and company to exploit and fix.

b)

Criminals use packet analysers or 'packet sniffers' to intercept data traffic. Criminals try and steal logins, passwords, credit card numbers.

c)

Websites use databases to store user details.User enters username and password - this is checked against SQL database.Criminals

d)

General attack on network - no specialist knowledge. Done by trial and error to obtain login names and passwords to allow hacker to access network. Success is based on computer power and number of combinations tried.

49.

What is meant by a zero-day attack?

a)

Designed to make a network or website grind to a halt by using 'Zombie' computers to flood the network/website with useless network communication such as repeated login requests at the same time.

b)

Websites use databases to store user details.User enters username and password - this is checked against SQL database.Criminals can bypass this using special commands.

c)

Criminals use packet analysers or 'packet sniffers' to intercept data traffic. Criminals try and steal logins, passwords, credit card numbers.

d)

New programs are tested for security faults.The day a security flaw is found is given a special name. There is a race between hackers and company to exploit and fix.

50.

Define the term 'social engineering'

a)

Humans a the weak point in network security, by clicking a link etc..

b)

A computer program used by hackers to exploit flaws in networks

51.

The term aquaculture refers to the study of ……………………..

a)

(a) Agriculture

b)

(b) livestock rearing

c)

(c) water habitants

d)

(d) snail rearing

52.

Hutches refers to the housing unit for ………………… .

a)

(a) fowls

b)

(b) pigs

c)

(c) rabbits

d)

(d) sheep

53.

a)

sheep

b)

dog

c)

goat

54.

Which animal is sheared for their fleece?

a)

horse

b)

sheep

c)

cow

55.

What does internal source of finance mean?

a)

A source from within the business

b)

A source from outside the business

56.

What does external source of finance mean?

a)

A source from within the business

b)

A source from outside the business

57.

Which is an example of an external source of finance?

a)

Owner's capital

b)

Hire Purchase

c)

Retained profits

d)

Sale of assets

58.

Which is an example of an external source of finance?

a)

Owners' Funds

b)

Sale of assets

c)

Retained profits

d)

Bank loan

59.

Loans used for purchase of seeds, pesticides, fertilizers is known as ------------ loan .

a)

Long term

b)

Medium term

c)

Short term

d)

Term loan.

60.

Government is ------------ source of credit.

a)

Institutional

b)

Non- institutional

c)

both a & b

d)

None of above

61.

A method of extension teaching which shows after a period of time what happened after a practice is adopted is

a)

Method Demonstration

b)

Result Demonstration

c)

Meeting

d)

Fieldtrip

62.

In extension, __________ is considered the center of all development efforts.

a)

Technology

b)

People

c)

Finance

d)

Environment

63.

This is the gap between the present situation and the desired situation

a)

Need

b)

Problem

c)

Issue

d)

Concern

64.

The main goal of extension is to

a)

Develop human resources to improve quality of life

b)

Develop land resources to improve productivity

c)

Make people realize that life is good

d)

Introduce technologies

65.

Where are microchips/transponders placed on the animal?

a)

Ear

b)

Rump

c)

between the should blades

d)

around the neck

66.

The pig's right ear represents what?

a)

Litter Number

b)

Individual Number

c)

Age

d)

Breed

67.

What number does this notch equal to?

a)

1

b)

3

c)

9

d)

27

e)

81

68.

What is the size of the matrix below? Always do Rows x Columns.

a)

3 x 4

b)

4 x 3

69.

What is the size of the matrix below?

a)

0 x 1

b)

1 x 0

c)

3 x 3

d)

3 x 0

70.

Subtract

a)

3 -8
0 -1

b)

3 -4
8 -13

c)

-3 8
0 1

d)

3 -8
-8 1

71.

Find A-B

a)

-3 1
7 -1

b)

1 0
1 -4

c)

-4 0
6 -1

d)

not possible because rows do not match columns

72.

Add

a)

11 8
-4 2

b)

3 2
-6 -6

c)

-3 2
-4 -6

d)

10 8
-6 2

73.

Add

a)

11 8
-4 2

b)

3 2
-6 -6

c)

-3 2
-4 -6

d)

10 8
-6 2

74.

Multiply

a)

20 15 -10
30 -5 0

b)

-20 15 -10
30 -5 0

c)

1 8 3
11 4 5

d)

20 -15 10
-30 5 0

75.

Which element is located in A₂₃?

a)

-3

b)

5

c)

-9

d)

2

76.

What is the location of 5?

a)

A₁₂

b)

A₂₁

c)

A₂₅

d)

A₁₃

2024 SNR STAN QUIZ OGUN STATE

Total questions: 76

Worksheet time: 1hrs 19mins

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