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Summer Quiz_Y7

Total questions: 67

Worksheet time: 1hrs 21mins

Name
Class
Date
1.
Name
4 lines
2.

It is very important that you do not run, shove or throw things in Textiles because:

a)

A person could be offended by your behaviour and report you for acting irresponsibly.

b)

A person could have equipment in their hands which could hurt themselves or someone else.

c)

A person could be holding their material and you could damage it.

d)

A person could be concentrating and you could distract them.

3.

Convert 21mm into cm.

a)

210

b)

0.21

c)

2.1

d)

0.021

4.

What wood is this?

a)

Plywood

b)

MDF

c)

Chipboard

5.

What is design thinking?

a)

When you think about designs

b)

A way of building something

c)

A method for creative problem solving

d)

Steps for making lightbulbs

6.

When you create a 3D model of your design, how is called?

a)

Ideate

b)

Prototype

c)

Test

d)

Design Thinking

7.

What must be worn at all times to prevent flying debris and corrosive materials from getting in your eyes?

a)

safety goggles or safety glasses

b)

helmet

c)

hair ties

d)

contact lenses or prescription glasses

8.

When should you report an injury that happened during class.

a)

immediately

b)

after class

c)

when it gets infected

d)

never so I don't get in trouble

9.

Do instructions given to computers instead of humans need to be:

a)
As precise
b)
Less precise
c)
More precise
d)

Other

10.

Which of the following is a correct definition for sequencing?

a)
Doing the same thing more than once
b)
Making choices
c)
Running instructions in order
d)

Running instructions you want

11.

The data linked to a variable is stored in the computer's memory

a)
True
b)
False
12.

Variables can hold more than one value at a time

a)
True
b)
False
13.

What would the output of ''say weather'' be at the end of this program?

a)
cloudy
b)
rain
c)
rain, sun, rain, cloudy
d)
weather
14.

What value would be held by the "name1" variable and the "name2" variable at the end of this program?

a)
name1 = Jordan, name2 = Jordan
b)
name1 = Jordan, name2 = Riley
c)

name1 = Riley,

name2 = Riley

d)

name1 = Riley

name2 = Jordan

15.

Which of the following terms describes the process of finding an error in your code and taking steps to fix it?

a)
Code breaking
b)
Debugging
c)
Iteration
d)
Tracing
16.

What will be the output when it is executed?

a)
"Good afternoon" and "How are you?"
b)
"Good morning" and "Good afternoon" and "How are you?"
c)
"Good morning" and "How are you?"
d)
"How are you?"
17.

Which of the conditions would evaluate to "true" with the following inputs?(2 answers)

a)
(number1 > 20) and (number2 < 100)
b)
(number1 > 20) or (number2 < 100)
c)
(number1 > 30) or (number2 < 90)
d)
(number1 < 30) or (number2 < 91)
18.

What will be the output of the program when it is executed?(What will the sprite say?)

a)
10, 11, 12, 13
b)
10, 11, Lunchtime, 12
c)
10, 11, Lunchtime, 12, 13
d)
10, 11, Lunchtime, 13
19.

The word software simply means:

a)
Computer
b)
Hardware
c)
Programs
d)

Programs & Hardware

20.

Which of the following is an example of a program to write documents?

a)
Browser
b)
Video editor
c)
Word processor
d)
Other
21.

What is the purpose of a general-purpose computer?

a)
To execute a single program
b)
To execute multiple programs
22.

What are the four things in order, common to all computers?

a)
Input - Storage - Processing - Output
b)
Input - Output - Processing - Output
c)
Output - Input - Storage - Processing
d)
Processing - Output - Storage - Input
23.

A digital computer contains a _________ and a ___________(select two)

a)

Processor

b)
Input
c)
Instructions
d)
Memory
e)
Output
24.

The ______________ executes simple instructions very quickly.

a)
Data
b)
Input
c)

Processor

d)
Memory
e)
Output
25.

A computer is general-purpose machine. It stores its __________ in _________(Select two)

a)
Data
b)
Input
c)
Instructions
d)
Memory
e)
Output
26.

Everything is ultimately reduced to bits(binary digits), which individually or in groups represent information, whether ___________ or __________, as binary numbers.(Select two)

a)
Data
b)
Input
c)
Instructions
d)
Memory
e)
Output
27.

What is ASCII?

a)
ASCII is a coding scheme that represents every character as a sequence of 0s and 1s
b)
ASCII is a coding scheme used to determine your bandwidth
c)
ASCII is an 8-bit coding scheme
28.

What is the length of this sequence: "slide"?

a)
3 letters long
b)
5 letters long
c)
6 letters long
d)
9 letters long
29.

How many different characters can be encoded using 7 bits?

a)
14 different 7-bit sequences
b)
128 different 7-bit sequences
c)
164 different 7-bit sequences
d)
256 different 7-bit sequences
30.

How many different characters are there with an 8-bit coding scheme?

a)
16 different characters
b)
64 different characters
c)
128 different characters
d)
256 different characters
31.

How many binary digits does it take to represent the message: "Great work!"

a)
70 bits
b)
77 bits
c)
88 bits
d)
99 bits
32.

What is the binary number for the decimal number 23?

a)
10111
b)
11011
c)
11101
d)
11110
33.

What is the binary number for the decimal number 30?

a)
01111
b)
10111
c)
11011
d)
11110
34.

What is the decimal number for binary 10?

a)
2
b)
4
c)
6
d)
8
35.

What is the decimal number for binary 1011?

a)
3
b)
11
c)
13
d)
9
36.

What is the binary equivalent of the decimal number 247?

a)

11101111

b)

11110111

c)

11111011

d)

11111101

37.

What is the decimal equivalent of the binary number 10110110?

a)

180

b)

193

c)

182

d)

192

38.

You really enjoy taking pictures with your mobile phone. You purchase a 16GB memory card and you want to know how many pictures you can store on the memory card. The size of each individual picture is approximately 4MB. How many pictures can be stored on your memory card?

a)
4000
b)
4200
c)

400

d)
6400
39.
In a monochrome (two colour) image, like the example below, just 1 bit is needed to represent each pixel e.g. 0 for white and 1 for black. Which value represents the 5th line down.
a)

011100

b)
111111
c)
000000
d)
011110
e)
Don't Know
40.
In an image that uses 4 colours, 2 bits are needed for each pixel. The following example uses two bits to store the following colours: 00 – White; 01 – Black; 10 – Yellow; 11 – Blue. What is the binary code for the 3rd line.
a)
100101010110
b)
101010101010
c)
101110101110
d)
101010101010
e)
Don't Know
41.

Digital images are composed of individual elements, arranged in a rectangular grid. The elements of a digital image are called:

a)
Bits
b)
Colour Depth
c)
Pixels
d)
Bytes
42.

The number of pixels in a digital image is the image __________?

a)
Raster
b)
Reflection
c)
Resolution
d)

Depth

43.

The (fixed) number of binary digits used to represent each pixel’s colour is the colour depth . How many colours are possible with a colour depth of 7 bits?

a)
128
b)
64
c)
32
d)
8
44.

Images with a high colour depth and high resolution are great because ................................. (Select all the options that apply)

a)
Increased ability to capture details
b)
Increased Processing time
c)
Increased quality
d)
Increased storage
e)
Large number of bits representing various colours
45.

A rainbow icon has a file size of 240 bits . Convert this file size into bytes.

a)
24bytes
b)
30bytes
c)
80bytes
d)
800bytes
46.

How natural wood categorised?(Select two)

a)
Hard wood
b)
Prime wood
c)
Soft wood
d)
Common wood
e)
Standard wood
47.

When we are talking about wood what MDF stands for?

a)
Moist Deciduous Forest
b)
Medium Density Fibreboard
c)
Mission Data File
d)
Mineral Development Fund
48.

What is the biggest disadvantage of MDF?

a)
Prone to water damage
b)
Not durable
c)
High cost
d)
Prone to fire damage
49.

What is the name of the tool in the following picture?

a)
Pruning Saw
b)
Wallboard Saw
c)
Tenon Saw
d)
Bow Cut Saw
50.

Name the following tool

a)
Chisel
b)
Centre Punch
c)
Hammer
d)
Rasp
51.

Name three(3) input devices of a pc

a)

keyboard

b)

microphone

c)

speaker

d)

monitor

e)

mouse

52.

Choose three(3) pc output devices

a)

scanner

b)

speaker

c)

camera

d)

printer

e)

touch screen

53.

In our EV3 Lego Robots project what was the use of an Ultrasonic sensor?

a)
To measure rotation of robot
b)
To measure contact with surfaces
c)
To measure distance to nearby surfaces
d)
To measure infrared remote(IR) signals
54.

How do bats sense distance?

4 lines
55.

Provide an example "stimulus-sensor-coordinator-effector-response" framework using an EV3 ultrasonic sensor.

4 lines
56.

In our EV3 Lego Robots project what was the use of a Color sensor?

a)
Measures the distance from a colored object
b)
Measures color and darkness
c)
Measures the rotation of the robot
d)
Measures contact with surfaces
57.

How does the LEGO EV3 Color sensor work?

4 lines
58.

Provide an example “stimulus-sensor-coordinator-effector-response” framework using the EV3 color sensor.

4 lines
59.

Name the four(4) simple rules that you have to follow to make your code more readable and easier to maintain

4 lines
60.

A blue robot which can walk, talk and climb stairs only tells the truth on Monday, Wednesday and Friday and always lies on all other days of the week. Today he says: “Tomorrow I will tell the truth." What day is it today?

a)
Friday
b)
Tuesday
c)
Saturday
d)
Sunday
61.

Jumping Frogs Puzzle. Click on this link read the rules and answer what is the minimum amount of moves needed for the two sets of 3 frogs to switch positions.

https://www.primefactorisation.com/frogpuzzle/

a)

13

b)

15

c)

14

d)

16

62.

What is the purpose of RAM in a computer system?

a)

Long-term storage of data

b)

Temporary storage of data for quick access by the CPU

c)

Displaying images on the screen

d)

Running the operating system

63.

What is the purpose of a heat sink in a computer?

a)

To cool down the processor

b)

To increase the processor speed

c)

To store data

d)

To provide power to the computer

64.

What is the purpose of a CPU in a computer system?

a)

Storage of data

b)

Processing instructions

c)

Displaying output

d)

Input of data

65.

What is the result of the following binary addition: 1011010 + 0110101

a)

10001111

b)

11000011

c)

10011111

d)

10111111

66.

What is a condition in programming?

a)

A decision

b)

A situation that is checked every time iteration occurs

c)

A type of iteration

d)

None of the others

67.

What is meant by testing a condition?

a)
Analyzing the output of a program
b)
Debugging code errors
c)
Writing new code from scratch
d)
Evaluating the truth value of a statement or expression.

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