Computer Science

Give Output devices Examples.

What is an algorithm?

• A step by step set of instructions for completing a specific task
• Guidelines to help you do your job
• Rules of thumb for a profession
• Principles to live your life successfully

A structure diagram is useful for showing the results of which computational method?

• decomposition

Every component of your computer is either

• Input devices or output devices
• Application software or system software
• Software or CPU/RAM
• Hardware or software

Head and shoulders are area in the top and bottom of each page

• Margins
• Cell

What is computational thinking?

• To think like a machine
• To describe a problem in a way so that it can be solved with computational methods
• To think like a computer
• To think mathematically

What is meant by sampling resolution (bit depth)?

• The number of bits per sample.
• The number of bytes per sample.
• The number of pixels per sample.
• The number of data per sample.

Can we off an colour pictures are file effect

• Background

Which of these actions does primary storage do?

Convert Hexadecimal into Denary:45A

• 1234
• 4321
• 1114
• 6969

Bitmap images are made up of ______

• Pixels

Which is a mobile operating system developed by Apple?

• AOS
• EOS
• UOS
• IOS

Which of the following is not a pointing device?

• Keyboard
• Mouse
• Joystick
• Light Pen

A ... is a location in memory, the value CANNOT be changed.

• constant

In what year was the Data Protection Act passed?

• 2018

A ...................... $3 trillion was spent in building the U.S. nuclear arsenal.

• pervasive
• staggering
• cluttered
• agitated

'Multimedia' has been a .................... in the computer industry for years.

• buzzword
• spin
• grab
• jar

Tortillas are a .................. of Mexican cooking.

• infancy
• endeavour
• staple
• premise

... are techniques that reduce file size by discarding the less important information.

• bitmap compression algorithms
• image compression algorithms
• lossy compression algorithms
• lossless compression algorithms

The air was full of ..................... smells of flowers and freshly cut grass.

• immerse
• primate
• sentient
• evocative

The following image represents..... attack

• MitM
• Phishing
• DDoS
• Password attack
• None above correct

What is the name of the computational method where you remove unnecessary details to create a simpler focused representation of a problem or situation?

• abstraction

By looking at the picture guess which chatting platform it is.....

• Podium Webchat
• Chaport
• Instagram Messenger
• Youtube live chat

File sizes are always measured in

• bytes
• bits
• megabytes
• gygabytes

One of the following is not a cyber-attack

• MitM
• ADToS
• Phishing
• DDoS
• Malware

A PC has a total storage capacity of 500 GB. How much storage capacity will the same PC have in terms of MB.

• 5000000 MB
• 50000 MB
• 5000 MB
• 500000 MB

A______________________ is an artificial intelligence (AI) software that can simulate a conversation or a chat with a user in natural language through messaging applications, websites, mobile apps or through the telephone.

• Chat Bot

............... forces have taken control of cities in the north of the country.

• dreadful
• Hostile
• cognitive
• exquisite

Who can edit the material, under the Copyright, Designs and Patents Act?

One characterstic that explains DDoS attack

• Its purpose is disrupt normal traffic on a network
• the attacker's goal is to take control of a network
• When attacker takes control of network is called botnet
• All above correct
• None above correct

... are sent to a user's computer from websites, thy allow a website to store data about your browsing, remember you are logged in, track you and target your advertising. They must be consented to.

• cookies

KEY TERMSThe things that are considered right and wrong, it consists of the standards of behaviour that are acceptable within society, they are the moral principles and values.

• ethical
• legal
• cultural
• environmental

_Select all the things an organisation must do if they collect your personal data.(according to the Data Protection Act)

IN DECIMAL NUMBETR SYSTEM WE HAVE DIGITS FROM ... TO ...

• 1 - 10
• 0 - 9
• 1 - 100
• 0 - 99

Which of the following groups have only input devices?

• None of these
• Mouse, Keyboard, Monitor
• Mouse, Keyboard, Scanner
• Mouse, Keyboard, Printer

SERIES OF COMMANDS

• PROCESSING
• FUNCTION
• STORAGE
• ALGORITHM

One characteristic that explains the term cyber-attack would be:

• Cybercriminals using one or more computers against other computer producing some damages.
• A single plan to produce damage
• Damage produced to a computer in a netwrok
• Act of steal private data

Choose correct answers

Which Persian scientist is the word 'Algorithm' named after?

• Archimedes
• Xerxes
• Al Khawarizmi
• Al Jabra

Bhutan Telecom launched the first mobile communication service in the country.

• 2001
• 2003
• 2002
• 2000

Spot the odd one from the following

• Tim Berners Lee
• Steve Jobs
• Bill Gates
• Linus Torvalds

CPU stands for?

Convert Binary into Denary:0110 1100

• 108
• 107
• 106
• 109

Add the 2 Binaries:0010 0111and0100 1010

• 1001 0101
• 0111 0001
• 1011 1111
• 0001 1000

... is the process of converting one data type to another.

• casting

What did you know about secondary storage?

IB...?

• I'll be back
• I'm Back
• I am Broke

While her husband had affairs with other women, she lived in ................. ignorance.

• overwhelming
• tactile
• blissful
• outlandish

Hexadecimal number system is a base __ system

• 16

Choose among the Programming Languages Example that does have general purposes.

The number of bits used to represent each color is called the ____________

• Colour depth

Which type of loop repeats until a condition is met?

... is the repetition of a process.

• iteration

a tiny physical device that acts like a digital switch in computers

• MODEM
• SWITCH
• UPS
• TRANSISTOR

Convert Hexadecimal into Binary:45A

• 0100 0101 1010
• 1011 1111 0000
• 1001 0011 0110
• 0100 0101 1011

Which chatting platform's logo is this ???

• Wechat
• Signal
• Facebook Messenger
• Viber Messenger

What should you do after making your model

• Get feedback on it
• Improvise it
• Consider your possibilities
• Make a newer model and give it to your client.

a device you can use to copy a picture or words from a printed page, onto your computer

• Scanner

The instructions that we feed to the computer that allows it to complete a specific task is known as...

• Program
• Binary Code
• System
• Programming Language

What software is this?

• Scratch
• Sketch-up
• Pages
• Kodu

microcomputer that's often used by hobbyists to create projects like animated LED displays or bird watchers

• Arduino Uno
• Macintosh
• Android
• Raspberry PI

Difference Between RAM and ROM?

What does input do?

• releases or conveys information
• Holds memory for short periods of time
• It does desicion making
• Input helps you put in data to your computer.

-contains the circuitry and hard drive for the computer. It is the brain of your computer and controls and processes all the information you input into your computer. It also directs and controls the flow of information back out of your computer.

• CPU
• Hard drive
• Bluetooth
• computer

The ____________ business of airlines is flying people and cargo from place to place.

• immerse
• core
• compelling
• unveil

By looking at the picture guess which chatting platform it is....

• Chaport
• Telegram
• Online Viber Messenger
• Kahoot Quiz Chat

GTR...?

• Got To Read
• Got To Race
• Got To Run

Shift this Binary 3 places left:0001 0101

• 1010 1000
• 1000 1010
• 0101 0100
• 0000 1111

output device that prints text or illustrations on paper

• Printer

Computers use ... to transform the 1s and 0s from input wires.

• ELECTRICITY
• TRANSISTORS
• LOGIC GATES
• WIRES

In the "early days", what was a computer

• A machine that did calculations
• A slave
• A person who did calculations
• A person who used machines

_Select all the penalties of breaking the Copyright, Designs and Patents Act

Description on secondary storage(true or false)

How many years after the death of a creator dies the Copyright, Designs and Patents Act last?

• 70

File size of an image is calculated as:

• Image resolution (in pixels) x colour depth (in bits)
• Sample rate x sample resolution x length of sample
• Image resolution + colour depth
• Image resolution - colour depth

Charles Babbage was born in

• England

This is a permanent memory chip inside your computer. ROM has all the information a computer needs to tell it how to run.

• Read Only Memory

Which chatting platform is this ????

• Line Chat
• Signal
• Viber Messenger
• Wechat

Convert Binary into Hexadecimal:1011 1110 0001

• CE2
• 6ED
• BE1
• 9G2

Button are used to cut a launch and actions in your presentation

• Sideshow
• Action
• None

Sound waves are analogue data. Computers cannot work with analogue data. So what is need to be done in order for computers to store sound waves.

Which country's chatting platform is this ????

• Kuwait
• Kosovo
• Korea
• Kenya

stack is based on

• LIFO
• FIFO
• LFIO
• FILO

All the evidence points to dreaming being a highly complex ..................... activity.

• gripping
• evocative
• cognitive
• overrated

In what year was the Copyright, Designs and Patents Act passed?

• 1988

Define 'Home Tab' in MS Word.

Since computers are not capable on understanding human language programs, it is translated into machine code known as...

• Binary Code
• Programming Language
• Computer Instructions
• Language Code

BRB...?

• Best Regards
• Be Right Here
• Be Right Back

impossible to believe and really unlikely is far-...............

• fetched

_Select all the rights you have, according to the Data Protection Act

KEY TERMSHow groups of people of particular beliefs, practices or languages may be affected by a particular situation concerning the use of computers/technology.

• ethical
• legal
• cultural
• environmental

____is used for maintenance and configuration of the computer system.

• system utility

You always have to use outline before you print a document.

• True / False

Internet is known as ________in Dzongkha

• གློག་རིག་ཡོངས་འབྲེལ།
• ཡོངས་འབྲེལ།
• གློག་རིག།
• རྒྱང་བསྒྲགས་ཡོངས་འབྲེལ་ལྟ་བུ།

When you present an algorithm graphically as a flow diagram, what shape do you use to represent selection?

• reectangle
• diamond
• platinum
• oval

Image: https://quizizz.com/media/resource/gs/quizizz-media/quizzes/0af942a8-43e0-4273-b0b0-736ebad9fd3c?w=200&h=200

• 0
• 1 1
• 1 0
• 1

HTH...?

• Hope to Help
• Hope That Helps
• Hope that Hurts

This is called...?

• switch case

-another term for display screen

• Monitor

What is the Extension of MS Word file?

WHAT IS MEMORY BUS?

• When input devices send binary data to a CPU, it immediately stores that data
• Memory is designed for fast access and typically stores only the data and instructions that are necessary for the currently running programs on a computer
• Computers also vary a lot in memory size, usually because of physical size constraints.
• High speed communication transfer system, made from wires, conductors, or optical fibers

a film which is extremely upsetting is har___________

• rowing

_Select all the examples which are protected by the Copyright, Designs and Patents Act

The Website address is called URL.

• True / False

_Select all the penalties for breaking the Data Protection Act

what is the first step for enginnering design process?

• Imagine
• Plan
• Identify
• Create
• Communicate

What is the name of the computational technique which involves breaking down a large complex problem into smaller and simpler sub problems until each part of the problem can be solved computationally?

• abstraction
• decomposition
• flow diagram
• structure diagram

Which chatting platform's icons are these ???

• Signal
• Skype
• Wechat
• Yahoo Messenger

LEGISLATIONThis act looks after the personal data of people.

• Data Protection Act

Internet is also referred as_______

• net

Image: https://quizizz.com/media/resource/gs/quizizz-media/quizzes/08ddecff-732d-4286-8cf8-89a37fd982f7?w=200&h=200

• 1
• 1 0
• 0
• 0 1

Which of these is not a way to represent an algorithm?

• Flow chart
• Pseudocode
• machine code
• mind map

a movable indicator on a computer screen identifying the point that will be affected by input from the user, for example showing where typed text will be inserted.

• Cursor

Maximum number of columns in a table can be

• 53
• 63
• 74

Two characteristics of password attack

... compression algorithms reduce the size of files without losing any information in the file, which means that we can reconstruct the original data from the compressed file.

• BITMAP
• COMPUTER
• LOSSLESS
• LOSSY

Futures find and correct that spellings and Zama arrows

• Spelling and grammar
• Head has folders
• Both a and b

to play it by ___________ means to improvise

• ear

Write your name And best friend name

set of typewriter-like keys that enable you to enter data into a computer

• Keyboard
• BlueTooth
• hard drive.

queue is based on the principle

• FIFO

the shortwave wireless interconnection technology for mobile devices.

• Bluetooth

the process that professionals use to write code that instructs how a computer, application or software program performs

• keyboard
• Programming
• CD
• Bluetooth

... is a set of instructions that follows on one after another.

• sequence

Convert Denary into Binary:254

• 1111 1100
• 1110 1111
• 1010 0101
• 1111 1110

2 types of IP addresses?

• IPv4 and IPv6
• IPv4 and IPv8
• IPv3 and IPv6
• IPv9 and IPv10

The background of the desktop is called...

• BackGround
• ScreenSaver
• WallPaper
• None of these

Which people were allowed to use the 1st generation of computers?

Which generation were when computers became portable.

• 1st gen
• 3rd gen
• 4th gen
• 5th gen

A ___ is the basic unit of all computing memory storage terms.

• bit

Social engineering can be also known as ..... attack

• phishing

What is 'benchmarking?

• A test used to measure the amount of memory that a computer has.
• A test used to measure the number of cores in a CPU.
• A test used to measure the performance of a computer .

Human mistakes in the accessing of online services occur because (3 options are correct)

Why are comments used?

• to make comments about the code
• to send messages between programmers
• to explain key functions and key sections
• to explain the code for the users

a device that controls the movement of the curser or a point on the display screen. It is a small object you lay on hard, flat surface

• Mouse

Convert Denary into Hexadecimal:2004

• DE4
• 7D4
• BE4
• 65D

Net stands for_______

• network organization

Convert negative denary into Binary in two's compliment format:-67

• 1011 1101
• 1011 1111
• 1010 1111
• 1100 0011

Type the following translation of His Majesty’s Address to the Nation on the 114th National Day into your answer box within the given time period. "On the auspicious occasion of our National Day, I offer my deep prayers to Guru Rinpoche, humble reverence to Zhabdrung Ngawang Namgyal, and profound gratitude to His Majesty the Fourth Druk Gyalpo. I extend my heartfelt Tashi Delek to the people of the 20 Dzongkhags and Bhutanese living abroad. Despite the threats from the Covid-19 pandemic, we have continued to successfully pursue our national goals. This is due to the blessings of the Triple Gem, the good fortune of our leaders, the merit of our forefathers, and the unified efforts of our people.Today, our Nation stands secure and peaceful. Yet, the foremost question in our people’s minds is when the pandemic will end. While it is difficult to provide a definitive answer, the most important task ahead is for us to remain fully prepared and vigilant. "

_____ is a way of repeating code

• While
• Expression
• Loop
• Lopp

All sites in your presentation used a background

• Black
• White
• None

a program or piece of software designed and written to fulfill a particular purpose of the user.

• Application

Some consequences that cyber-attacks can produce ( 3 options are correct)

What is pseudocode?

• machine code
• high level programming language
• low level programming language
• An algorithm expressed in human language that looks like programming code

In a flow diagram, how do you show iteration (loop)?

• Arrows pointing back to a previous step
• more than one arrow exiting a diamond shape
• Arrows pointing forward skipping some steps
• a parallelogram

device that reads information from a CD or DVD onto your display screen and/or your speakers

• CD
• Bluetooth
• curser
• computer

A web page is a document with only text.

• True / False

What is the other name used for computer programs and information?

• OutPut
• Process
• Software
• CPU

Top down design, heirarchical structure idagram and tree diagram are all connected with representing the results of which computational technique?

• decomposition
• abstraction
• pattern recognition
• pseudocode

A ... is a name for a memory location used to store data that can be changed.

• variable

The club has ................. plans to build a new stadium.

• unveiled
• immersed
• captivated
• blasted

KEY TERMSHow we impact the natural world, E-Waste, sustainability, recycling and energy demand, are issues regarding technology.

• ethical
• legal
• cultural
• environmental

The text in the document can be divided into columns

• Single
• Multiple
• Double

"CTRL+ N" in MS Word.used for.

4 Things common to all computers

• INPUT, STORAGE, POWER MANAGEMENT, OUTPUT
• INPUT, EXECUTE, PROCESSING, OUTPUT
• INPUT, STORAGE, PROCESSING, OUTPUT
• DATA TYPE, STORAGE, PROGRAMMING, OUTPUT

the bulk of the memory of a personal computer that is magnetically stored on hard disks that constitute the hard drive. Information in the hard drive is durable, in that it remains magnetically stored when the computer is turned off. **everything you save unless you save to a disk or a jump drive*

• Hard Drive
• CPU
• BlueTooth

A part of the program which causes it to operate incorrectly. The error does not prevent the program running but it does not produce the expected output.

• logic error

When your document is in print layout, it looks exactly as it’s going to be printed.

• True / False

In which year was internet and television launch in Bhutan?

• 1979
• 1969
• 1999
• 1989

-small, portable device using flash memory to store data, ranging in capacities from 64 MB to over 1 TB.

• CD
• DVD
• Flash drive
• Computer.

BTW...?

• By The Way
• But Then Week
• By To Way

Which button should be clicked to reduce a window on the taskbar?

• Minimize
• Maximize
• Restore
• Close

Which chatting platform is this ???

• Wechat
• Skype for Bussiness
• Facebook Messenger
• Signal

Find the odd one out from the following

• Joystick
• Scanner
• Printer
• Keyboard

It is clear that most common cyber-attacks occur because of the.... (2 words)

• human errors

Trojan horses, spyware and viruses are examples of.....attack

• malware

SECONDARY MEMORY IS ALSO KNOWN AS ... (2 ANSWERS)

The intersection of a row and column is called a

All the following statements of WWW are true except

• It was invented by Tim Berners Lee
• It was invented by Sergey Brin & Tim Berners Lee
• WWW stands for world wide web
• WWW is the first website

System software can be classified into

• 5 types
• 3 types
• 2 types
• 4 types

NVM.....

• Never Mind
• Not Very Much

She came to the party wearing an ______________ costume and blond wig.

• clanky
• outlandish
• overwhelming
• cluttered

In order to connect your computer to the Internet with a modem, your computer will have to have a(n) ________ port

• HDMI
• USB
• Headphone
• Ethernet

What is the name of the chatting platform in the picture ???

• Chat Port
• Snapchat
• Podium Webchat
• Telegram

The computer Hardware can be classified into

• 2 types
• 3 types
• 5 types
• 4 types

An ... allows multiple items to be stored under one variable name, this reduces the need for multiples variables.

• array

KEY TERMSThe things that are actually right and wrong, things are passed and enforced to help protect the users of computers.

• ethical
• legal
• cultural
• environmental

Did you find our presentation informative???

Which type of loop repeats a given number of times.

In ... the next statement to be executed depends on whether the condition being tested is True or False.

• _selection

What symbol is used for commenting?

• #

It is difficult for humans to translate Human Language Programs into Machine Code or Binary Code. Hence, programmers use ___ ___ that translates our Programs into Computer Language easily.

• Programming Language

______________ your foot in ice cold water to reduce the swelling.

• usher
• immerse
• pan
• dime

is used to hold programs and data you put into a computer while it is on. Once you turn your computer off, any information in RAM will be erased and lost forever. Therefore, you MUST save your data to a hard drive or flash drive before turning your computer off.

• Random Access Memory

Response from the program.

• output

The very first network connections re-used the ... of telephone lines, communicating binary data via pulses of electricity.

• iron cables
• steel cables
• copper cables
• CAT-5E cable

Do a fill in for imagine

• Consider all possibbilites that can happen

what are applications of stack

Which of the following software can’t be categorized as application software?

• VLC
• Imovie
• AVAST
• MS word

The first message "LOGIN" using the ARPANET was sent from

• UCLA to Stanford in North America
• Stanford to UCLA in North America
• UCLA to Stanford in South America

The most used virus protection software is...

• Windows Firewall
• AVG
• McAfee

The cyber-attack in which attacker intercepts communication between two hosts..

• mitm

_Select all the types of operators:

For the simplest of images, computers can use a compression algorithm called

• file size compression
• image compression
• run-length encoding
• bitmaps

Entering data into a program.

• input

What does this do?

• Maximize
• Minimize
• Hide
• Open a window

Main drawback of high resolution images?

• Increase in file size
• Increase in pixels
• The quality of Image.
• No drawbacks.

What is the difference of the 1st generation of computers to the 2nd generation of computers.

• Smaller
• Bigger
• Speed in micro seconds instead of milliseconds
• Speed in nano seconds instead of picoseconds

IF THE INPUT IS 1, THE OUTPUT IS 0:

• NOT gate
• XOR gate
• OR gate
• And gate

A MAC address is usually made up of how many bits?

• 48
• 32
• 64
• 128

Choose among the programming languages that has specific purposes.

________was the first person to send an electronic email in 1971.

• Ray Tomlinsun
• Ray Tomllinson
• Ray Tomlinson

The full form of ARPANET is

• Advance Research Projects Agency Network
• Advanced Research Projects Agency Network
• Advanced Research Projects Argency Network
• Advanced Research Peoples Agency Network

Convert negative binary numbers in two's compliment format into Denary:1001 0011

• -246
• -109
• -69
• -108

What is an Image Resolution?

• Number of pixels in an image.
• Number of bits in an image.
• Number of bytes in an image.
• Number of data in an image.

Which of these is an operating system?

• Dell
• Windows XP
• Yahoo
• Microsoft

WHICH OF THE FOLLOWINGS IS NOT RELATED TO BINARY DATA

• TRUE - FALSE
• 0 - 1
• YES - NO
• DO - DON NOT

In a flow diagram what does a parallelogram shape mean?

• A decision
• A loop
• A sequence
• input or output

Is a word processor package from Ms Office

• MS Word
• MS PowerPoint
• Table

_____is referred as two or more computers are connected with each other.

• network

Output obtained on paper using a printer is called...

• Paper Copy
• Hard Copy
• Soft Copy
• None of these

a member of the group of animals that includes humans and monkeys

• primate

WITH 8 BITS YOU CAN STORE NUMBERS BETWEEN ... AND ...

• 1-255
• 1-100
• 0-255
• 0-100

This memory is for short-term storage and is lost when the computer is turned off.

• Icon
• CPU
• Hard Drive
• RAM

What are the main Components of MS Word?

What does CPU do?

ON-OFF STATE OF A SINGLE WIRE IS CALLED

• BIT

Input Devices exmaples.