Computing Flashcards
Python Programming
How do you make the turtle go forward, backward, right or left?
turtle. forward()
turtle. backward()
turtle. right()
turtle. left()
Python Programming
What angle would you put to make a shape with 6 sides?
60°
Databases
What is a complex query?
A query that searches for 2 or more criteria.
Networks and Hexadecimal
What are the denary, binary and hex place values?
Denary: 1, 10, 100…
Binary: 1, 2, 4…
Hex: 1, 16, 256…
Databases
What is a simple query?
A query that searches for 1 criteria.
Python Programming
What angle would you put to make a shape with 5 sides?
72°
Databases
What is a database?
A collection of data or information which is stored in a logical and structured way.
Networks & Hexadecimal
What is a node?
A computer connected to a network.
Networks and Hexadecimal
What is a router?
It sends data between networks and is needed to connect the LAN to the internet.
Databases
What are the 5 disadvantages of using a computerised database?
Can be expensive to set up if you have to get a professional to make it,
If there is a power cut, you can’t use it,
You need to have a computer,
Cannot carry it around with you - unless you take a computer,
And you often need training to learn how to use them.
My Digital World
What comes up when you search Cheddar -Cheese?
Websites that just have the word cheddar and not cheese.
Databases
What is a record?
All of the information about one person or one item. (A row of the table)
Networks and Hexadecimal
What are the parts of a typical data packet structure?
Data,
Error Check, Packet Header,
Sequence No., Return Address, Destination Address
Python Programming
What is a subroutine?
A set of code within a program that can be called at any time from the main program. Also known as a function.
Databases
What is a field?
One type or piece of information in a record. (A column of the table)
Python Programming
How do you make a subroutine?
def name_of_subroutine ():
(Instructions indented)
name_of_subrountine ()
(To run the subroutine)
My Digital World
Name 5 ways of keeping safe online.
Be careful what you share online. Do not meet people you do not know in person. Use a complex password. Check your privacy settings. Talk about it.
Python Programming
How do you make a loop?
for i in range (number):
(instructions indented)
Networks and Hexadecimal
What is the difference between a hub and a switch?
A hub is not intelligent and sends data to every node connected to the network while a switch only sends data to the intended node(s).
A hub is cheaper but a switch will reduce network traffic and make it run faster.
Databases
What is a report?
A document (paper or electronic) that presents data in an easy-to-read professional format.
My Digital World
What are examples of a search engine?
Google
Bing
Microsoft Edge
Databases
What is a table?
A collection of all the database records on one subject.
My Digital World
What three things brake the Copyright, Designs and Patents Act 1988?
If you:
•Take people’s work (download music/films)
•Use people’s work (copy text/images from the internet for your school work)
•Steal people’s ideas (create a new vacuum cleaner with Dyson technology)
Without permission and/or without acknowledging the original creator.
Python Programming
Why do we use comments?
To help you and other other women wools looking at the code to understand what the code is doing.
Networks and Hexadecimal
What is hexadecimal?
A counting system using Base 16 and consists of digits 0-9 and the letters A-F.
Networks & Hexadecimal
What is a LAN?
A local area network. A LAN is installed on one site such as the same building or street.
Python Programming
How do you make the turtle begin and end filling the shape?
turtle. begin_fill()
turtle. end_fill()
Python Programming
What angle would you put to make a shape with 8 sides?
45°
My Digital World
What are the Boolean Operators?
“”
Python Programming
What is the formula for the size of angles when making shapes?
angle=360/number of sides
My Digital World
What is a search engine?
A database on the World Wide Web that helps us to find the web pages we want quickly and easily.
Networks and Hexadecimal
What is a WAN?
A wide area network. It covers a large geographical area and is often used to join multiple LANs together.
The internet is a WAN.
My Digital World
What are Boolean Operators?
Special words and symbols that can be used to make your searches more efficient.
Databases
What is a form?
A user interface used to enter data into a database.
Python Programming
What is iteration?
Repeating a set of code/instructions for either set number of times or until a required outcome has been reached.
Python Programming
How do you make an input?
Name_of_variable = int(input(“A question for the user”))
“int” is used for when the answer you want is a number
Databases
What is a query?
Searching a database for specific information.
Python Programming
How do you make the turtle Chang the fill colour or pen colour?
turtle. fillcolour(“colour”)
turtle. pencolour(“colour”)
Networks and Hexadecimal
What is a Hub/Switch?
Hardware that connects the nodes together.
Networks & Hexadecimal
What are the disadvantages of a LAN?
Expertise required to set up and maintain a large network (costly).
Security issues from unauthorised access to data.
My Digital World
Name 6 ways of keeping your device safe.
Use anti-virus software. Check a website is secure. Think before you click. Cover your webcam. Check your privacy settings. Check what is saved on your device.
Networks & Hexadecimal
What is Data Transfer Media?
Either wired or wireless technology.
Python Programming
What is a variable?
A piece of data that you can alter that has also been given a name.
My Digital World
What is copyright?
A law to protect the copyright of individuals who have created original pieces of work.
Python Programming
How do you make the turtle lift the pen or drop the pen?
turtle. penup()
turtle. pendown()
Python Programming
What angle would you put to make a shape with 3 sides?
120°
My Digital World
What comes up when you search Cheddar OR Cheese?
Websites containing the words cheddar and cheese but not necessarily together, websites that just have the word cheddar, and ones that just have the word cheese.
Networks & Hexadecimal
What is a computer network?
Two or more computers connected together to share information and resources. This can involve physical or wireless connections, or both.
Python Programming
What is an input?
The process of entering data into a computer system.
Networks & Hexadecimal
What are the 5 advantages of a LAN?
Allows communication between workers or students.
Allows data to be shared.
Allows peripherals (e.g. printers) to be shared.
Allows computers to be upgraded more easily.
Allows distributed processing - the ability for a single program to run at various computer simultaneously.
Python Programming
What angle would you put to make a shape with 4 sides?
90°
Python Programming
What is python?
An interpreted, high-level, general-purpose programming language.
My Digital World
What comes up when you search “Cheddar Cheese”?
Websites that have the phrase cheddar cheese.
My Digital World
What are the 6 pieces of criteria to decide whether a website is trustworthy or not?
Professional look Quality information Links Up-to-date Address Backed up
Databases
What are the 5 advantages of using a computerised database?
Can easily make back-up copies,
Can easily make changes,
Can easily sort data into order e.g. alphabetic,
Can search for particular records very quickly,
And can import or export data to/from other packages.
My Digital World
What comes up when you search Cheddar Cheese?
Websites including the words cheddar and cheese but not necessarily together.
Networks & Hexadecimal
What is a NIC?
A network interface card. It converts the data signals from the nodes into data signals that can be transferred across the network.
Python Programming
What are the two python interfaces?
Python Shell- which displays the results of any programs run and any errors.
Python IDLE- where the code is typed.
Networks and Hexadecimal
Why use hexadecimal?
So not to have really long numbers when using binary, computer scientists came up with hexadecimal, which easily converts to and from binary.
Databases
What are the two types of complex queries?
Separate fields: e.g. eye colour: “Green”, Hair colour: “Black”
Same field with the OR operator: e.g. eye colour: “hazel” Or “brown”
