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Explore the components and functionality of computer systems, from hardware to software, and gain insights into their design and operation.
Which unit converts computer data into human readable form?
An paste that is applied on the CPU to transfer the heat from the microprocessor to the heat sink/CPU fan.
Full form of CPU is
The brain of any computer system is
Most computer system have which six components?
How is each character stored in the computer-------------
Properly arranged data is called
Machine language is
What is the responsibility of the logical unit in the CPU of a computer?
Spam
From the following which is not an input device
Which one is the largest space?
Another name for main memory is:
Which of the following device was not invented by Babbage?
How many bits would it take to represent this black and white image?
Abacus was the first
The hard drive saves data
John Napier invented Logarithm in
The term gigabyte refers to
What produces useful information out of data?
High density double sided floppy disks could store _____ of data
From the following which is an output device?
Types of storage devices
What type of data stored in the RAM.
"Father of the computer", Babbage is credited with inventing the first mechanical computer that eventually led to more complex designs.
10. 'WYSIWYG' is a great little computer word. But what does it stand for?
It is the physical part of computer which includes the input and output devices.
It serves as a gateway to transfer data between networks.
A device that optically scans images, printed text, handwriting, or an object, and converts it to a digital image
The largest number that can be represented by 4 bits is:
What is an output device?
RAM is an example of which type of storage?
What is an input device?
Bitmap images are stored as a series of tiny dots called
Which of the following is true of ROM?
This is when the computers are linked to a network and enables sharing of information and files.
It the most powerful computer available.
Which statement is valid about computer program?
_Select all examples of input devices below.
An electronic visual display for computers.
It is an American micro-blogging and social networking service on which users post and interact with messages known as "tweets".
Which backing storage device does a Raspberry Pi use?
Tick the output devices
What is the Caesar's Cipher?
Robots can be used in automations
It is a computer input device modeled from the keys of typewriter.
When was vacuum tube invented?
4. Who is usually referred to as the 'Father of Computers' ?
A group of computers that are connected together in order to share resources quickly and efficiently.
How many kilobytes are in a megabyte? (type one number only)
Random Access Memory stores files temporarily being used by the CPU>
What is a backing storage device?
Choose the input device listed below
What type of data stored in the ROM?
Instructions and memory address are represented by
The most common and widely used computer today which you can see in homes, schools, and in most businesses.
Software in computer
Provides a certain service and manages resources.
Which of the following is a read only memory storage device?
CD-ROM is a
Programs designed to perform specific tasks is known as
What component is this...?
A device that enables the computer to send and receive electronic communication signals for internet and email.
An operating system is a----------------
5. The first IBM PC was released to the public prior to 1985.
Where to find resources on the host. The host is the webpage.
Which of the following storage devices can store maximum amount of data?
Name the component of the computer system that performs calculations and logic operations ______________________.
The decimal number 9 is represented by ________ in binary.
Anytime access, ease of use, backup, document sharing.
Which of the following is found in RAM when the computer is being used?
Devices that projects images, gives sound, and basically gives out the info from the computer (monitor, printer, projector, speakers)
What form of data does a computer store?
The smallest unit of memory. 8 bits = 1 byte.
What component is this...?
Tick two of the following options that are non-volatile
Which of the following is machine independence program?
Hacking
Random Access Memory - Volatile, temporary memory to store data while the PC is running and is erased when computer turns off.
1. Which of the following is the lowest level of computer language?
Which of the following machine was not invented by Charles Babbage?
Which of the following devices is an input and an output device?
Storage device that stores digitally encoded data on rapidly rotating disks with magnetic surfaces.
Which of the following is not a form of data?
The main purpose of a computer is to process data. The processing stage takes place within the__________________.
Uniform Resource Locator
Who is the founder of Microsoft?
If volatile means that data is lost when the power is turned off, which term means that it is stored even without power?
A computer consists of
Text must be stored in a binary code in computers. this code is called:
From the following which is not secondary memory device
Which part of the computer is used for calculating and comparing?
Web browser, e-mail
People who interact with the computer system, they are also called the end users.
CPU
8. RAM refers to "Random Access Memory'
How many elements a computer system have?
The basic operations performed by a computer are
Resolution of an image is dependent on
Which of the following memories allows simultaneous read and write operations?
The translator program used in assembly language is called
9. Which of the following is generally used as a computer input device?
A physical connection between the microprocessor memory and other parts of the microcomputer is known as
The program you are using and the data you are working with.
Bit stands for
Full form of WWW is
Convert 83 to binary
The data is not saved.
An advanced computer pointing device that uses a light-emitting diode (LED)
Which operation is not performed by computer
Which of the following is not an input device?
Which of the following is the device that connects internal components together in a computer system?
The ALU of a computer normally contains a number of high speed storage element called
Keyboard, screen, mouse, game pads, scanner.
Tick the backing storage devices
Software used to control the computers boot up and its peripheral equipment.
True
Internet Protocol
The internal fan that cools the microprocessor.
Tells the operating system what type of program it needs to open.
Web browsers, word processors, accounting programs.
RAM saves data
These are set of guidelines and rules to follow when using the hardware, the software applications, and the data.
The ___________________ is the part of the computer system that decides where to send data to be processed.
It is a computer output device that produces a permanent or hard copy of documents stored in the computer.
It is a social networking service and website started in February 2004. It was built by Mark Zuckerberg.
What is the date when Babbage conceived Analytical engine
Operating system
They use computers to teach learners better and faster.
Keyboard, mouse, CPU, monitor, printer, speakers.
What is the encrypted text for "computer" when a Caesar cipher with a key value of A=d is used?
The activity of defrauding an online account holder of financial information by posing as a legitimate company.
Carbon Copy; Blind Carbon Copy
Software has two types--------
Printed circuit board on which the CPU, RAM chips and other electronic circuit elements are located.
Which of the following is the largest?
The central processing unit (CPU) consists of
Name the component of the computer system that stores data that are currently being used by the CPU ___________________________________.
Uses your internet to upload and save your data to an online space.
An output device used to transmit sound.
It is a collection of computer network that link billions of different computers around the world.
Where information not being used by the CPU is stored.
A device that provides power to a computer.
Set of instructions that tells the hardware what to do. It is what guides the hardware and tells it how to accomplish each task. Eg Microsoft Word, PowerPoint
Which sentence below best defines encryption?
Brain of the computer that performs instructions defined by software.
6. Which of the following is not a database program?
An electronic device that can store and process data to help users complete tasks. Ex: Refrigerators, phones, game systems, TV, eBooks, i Pods.
RAM is type of --------
Which device can understand difference between data & programs?
The smallest number that can be represented by 4 bits is:
The difference between memory and storage is that memory is _____ and storage is __
Information Technology merges the study of three areas. These includes Computer Science, Office Automation and ___________________________.
A solid state drive is an example of which type of storage?
It is physical equipment that implements the data processing so that useful information may come as a result.
The binary number 1101 represents the decimal number _______________
Microsoft Excel document
Tick the input devices
Which of the following terms is the most closely related to main memory?
Operating system, editors, and debuggers comes under?
How many bits are in a byte? (type one number only)
WAN
Any invention including tools, machines, techniques, and power sources.
What is ASCII?
Read Only Memory- Permanent memory that cannot be changed. It makes the BIOS function. Checks your OS.
2. The term 'GUI' stands for...
It refers to the people involved in the data processing operations such as the programmers, computer operators, and system analysts.
These are the facts and facet of records that we input into the computer.
Which of the following is true of RAM?
An internal card the enables high quality pictures on the monitor.
The ALU of a computer responds to the commands coming from
A computer disc usually used to store video/movies.
Which of the following is NOT an embedded system?
The CPU (central Processing Unit):
-------------is used to measure memory
The two kinds of main memory are:
Which of the following is not an electronic computer?
Denary number system has base
What are the three decisions making operations performed by the ALU of a computer?
It is a free, online photo-sharing application and social network platform that was acquired by Facebook in 2012.
In a colour bit mapped graphic, if you use 4 bits for each pixel how many colours can you represent?
When was Pascaline invented?
There is no separate code for every alphabet, color, number, symbol
Hardware is:
A bit ______ graphic is one way of storing an image on a computer.
which is not input device
Devices used to insert data into a computer (keyboard, mouse, microphone, scanner, voice recognition)
Printer, speaker.
...is a computer program that contains the set of instructions needed to tell the hardware what to do
An integrated circuit is
A _________ is an electronic device that performs tasks based on instructions given by the user.
Choose the storage device listed below
Which of the following is not input unit device?
LAN
Choose the output device listed below
3. The keyboard layout designed by Sholes is :
A disc usually used to store music files.
AI and ML stands for
Convert 100101 to denary
Video file
The acronym ROM stands for:
7. What is the word 'pixel' short for?
Web cam is an
A byte consists of
Which computer was considered the first electronic computer until 1973 when court invalidated the patent?
Which of the following are the best units of data on an external storage device?
Full form of ALU is
The earliest calculating devices are
Which one do you like?
Microsoft Word is an example of ___________ software.
Software
Full form of GUI is
High level language is also called
Attachment
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