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Tech Trivia

Total questions: 17

Worksheet time: 4mins

Name
Class
Date
1.

Malicious Program that disguises itself as desirable code while harming the system is known as a

a)

Ransomware

b)

Spyware

c)

Trojan

d)

Rootkit

2.

In 2020, this global supply-chain hack crippled at least 18,000 systems especially in the federal offices of the USA.

a)

Epsilon

b)

WannaCry

c)

Stuxnet

d)

SolarWinds

3.

In Computer Security, ____ means that the information contained in a computer system can only be read by authorized people.

a)

Authenticity

b)

Integrity

c)

Confidentiality

d)

Availability

4.

What is a surveillance software developed by an Israeli tech firm called the NSO Group founded in 2010. This company sells high-end spy techniques to its customers all over the world.

a)

Pegasus

b)

Sophos

c)

Avira

d)

Avast AntiTrack

5.

____needs to be able to work even when the user doesn’t necessarily know what they’re doing. There is need to do extensive testing to gauge how users are interacting with your experience and make changes if necessary.

a)

AR

b)

VR

c)

VRML

d)

MR

6.

The H.C.F. of two numbers is 23 and the other two factors of their L.C.M. are 13 and 14. The larger of the two numbers is:

a)

276

b)

299

c)

322

d)

345

7.

Which figure is the odd one out?

a)

A

b)

E

c)

B

d)

D

e)

C

8.

Many business offices are located in buildings having 2-8 floors. If a building has more than 3 floors, it has a lift. If the above statements are true, which of the following must be true?

a)

2nd floors do not have lifts

b)

7th floors have lifts

c)

Only floors above the 3rd floors have lifts

d)

All floors may be reached by lifts

9.

Fact 1: All dogs like to run.

Fact 2: Some dogs like to swim.

Fact 3: Some dogs look like their masters.

If the first three statements are facts, which of the following statements must also be a fact?

I: All dogs who like to swim look like their masters.

II: Dogs who like to swim also like to run.

III:Dogs who like to run do not look like their masters.

a)

I only

b)

II only

c)

II and III only

d)

None of these

10.

Find the pattern and find the next two numbers:

14 14 26 26 38 38 50

a)

60 72

b)

50 72

c)

50 62

d)

62 62

11.

Apartments in the Riverdale Manor cost less than apartments in The Gaslight Commons.

Apartments in the Livingston Gate cost more than apartments in The Gaslight Commons.

Of the three apartment buildings, the Livingston Gate costs the most.

If the first two statements are true, the third statement is

a)

True

b)

False

c)

Uncertain

12.

If 2x+y=23xy=64 the value of y isIf\ 2^{x+y}=2^{3x-y}=\sqrt[]{64}\ the\ value\ of\ y\ is  

a)

3/2

b)

9/10

c)

3

d)

2

13.

An Acuurate clock shows 8’o clock in the morning. Through how many degrees will the hour hand rotate when the clock shows 2’o clock in the afternoon?

a)

154°154\degree  

b)

160°160\degree   

c)

170°170\degree  

d)

180°180\degree  

14.

121×54 =?121\times5^{4\ }=?  

a)

72325

b)

71225

c)

68225

d)

75625

15.

If 20% of a = b, then b% of 20 is the same as:

a)

20% of a

b)

4% of a

c)

None of these

d)

10% of a

16.

A student needed to find the arithmetic mean of the numbers

2, 3,5,7 and x

He found the mean to be 5.

What is the value of x?

a)

3

b)

8

c)

9

d)

6

17.

If A: B = 3:4, B: C = 2: 3 then what is the value of C: B: A?

a)

11:6:2

b)

6:4:3

c)

11:3:2

d)

4:3:6