WorksheetsCS100
Total questions: 45
Worksheet time: 35mins
The first known woman computer programmer.
(a)
it is any physical part of the computer. It includes the electronic and mechanical parts.
(a)
It is an electronic device, operating under the control of instructions stored in its own memory.
(a)
is the process of capturing full-motion images and storing them on a computer's storage medium
(a)
is a light-sensing input device that reads printed text and graphics, and then translates the result into a form a computer can process.
(a)
This input device reads hand-drawn marks such as small circles or rectangles. It scans the documents and matches the patterns of light.
(a)
It contains one or more inflexible, circular platters that use magnetic particles to store data, instructions, and information.
(a)
It is the process of dividing the disk into tracks and sectors so that the operating system can store and locate data and information on the disk.
(a)
It is a magnetically coated ribbon of plastic capable of storing large amounts of data and information.
(a)
It enables a computer to send and receive data, instructions, and information to and from one or more computers or mobile devices.
(a)
System Software consists of programs designed to make users more productive and/or assist them with personal tasks.
TRUE
FALSE
Memory cache speeds the processes of the computer because it stores frequently used instructions and data.
TRUE
FALSE
ROM is an example of volatile memory.
TRUE
FALSE
Ergonomics incorporates comfort, efficiency, and safety into the design of the workplace.
FALSE
TRUE
Voice input is the computer's capability of distinguishing spoken words.
TRUE
FALSE
POS Terminal records purchases, processes payment, and updates inventory.
FALSE
TRUE
LCD means Liquid Crystal Device.
FALSE
TRUE
Access time is the amount of time it takes a processor to read from memory which is measured in gigahertz (GHz).
TRUE
FALSE
Power supply converts wall outlet AC power to DC power.
TRUE
FALSE
RFID (Radical Frequency Identification) uses radio signals to communicate with a tag placed in or attached to an object.
TRUE
FALSE
_____ occurs when you hear a person's voice or when the computer talks to you through the speakers.
Voice output
Voice recognition
Voice input
Voice medium
_____ consists of a flat, round, portable disc made of metal, plastic, and lacquer that is written and read by a laser.
Disk Drive
Floppy Disk
Hard Disk
Optical Disc
_____ is a separate free-standing hard disk that connects to your computer with a cable or wirelessly.
NAS
Internal Hard Disk
External Hard Disk
Disk Drive
It is a server connected to a network with the sole purpose of providing storage.
Server
Network
NAS
Cloud Storage
_____ form characters and graphics on a piece of paper by striking a mechanism
against an inked ribbon that physically contacts the paper.
Impact Printers
Non-Impact Printers
Thermal Printers
Ink - jet printers
_____ produces text and graphics on a physical medium.
Scanner
Printer
Speaker
Writer
_____ also known as the cursor, is a symbol on the screen that indicates where the next character you type will appear.
Keyboard
Mouse cursor
Trackpad
Insertion Point
It loses its contents when power is turned off.
Non-Volatile memory
Volatile Memory
Hard Disk
USB
_____ is the pace of the system clock, and is measured in gigahertz (GHz)
Bits
World Clock
Clock Speed
Access Time
_____ is the component of the processor that directs and coordinates most of the operations in the computer.
Processor
Control Unit
ALU
Motherboard
_____ enhances functions of a component of the system unit and/or provides connections to peripherals.
Adapter Card
Expansion Slot
SSD
Bus
_____ is any data and instructions entered into the memory of a computer.
Input
Output
Storage
Process
_____ allows a user to perform maintenance-type tasks usually related to managing a computer, its devices, or its programs.
Operating System
Utility System
Application Software
System Software
it is the components of the computer system that includes the data and computer programs.
Hardware
Software
Storage
Peopleware
He is the founder of computer science.
Charles Babbage
Alan Turing
George Forsythe
Norbert Wiener
_____ consists of the programs that control or maintain the operations of computers and its devices.
Utility System
Application Software
Operating System
System Software
_____ is the main circuit board of the system unit.
Processor
Motherboard
Control Unit
ALU
_____ is the point at which a peripheral attaches to or communicates with a system unit (sometimes referred to as a jack).
Bus
Bay
Port
Disk Drive
It is a small metal or plastic device that looks like a tiny ink pen, but uses pressure instead of ink to write.
Trackball
Mouse
Stylus
E-Pencil
It uses two unique digits (0 and 1) Bits and Bytes.
American Standard Code for Information Interchange (ASCII)
Geometric Sequence
Pixels
Binary System
The binary equivalent of the octal value 121.
(a)
The octal equivalent of the binary value 10101110.
(a)
The binary equivalent of the hexadecimal value B6C
(a)
The hexadecimal equivalent of the decimal value 16
(a)
Charles has 1010 apples, Sean has 1100 apples, Ezekiel has exactly half of the amount of apples that Charles has. How many apples does Ezekiel have?
(a)
