WorksheetsTechnology and Devices Quiz
Total questions: 99
Worksheet time: 50mins
A type of wireless technology used to connect devices over short distances.
Wi-Fi
Bluetooth
NFC
Infrared
These volatile memory chips hold the program (sequence of instructions) and data that the CPU is presently processing.
ROM
RAM
Cache
Hard Drive
Laptops and tablets use this type of adapter, which plugs into a standard wall outlet to provide power to drive the system unit component and recharge batteries.
DC
AC
USB
HDMI
_____ provide additional information and request user input.
Dialog boxes
Menus
Toolbars
Icons
Based on the macOS, Android is designed for Apple's iPhone and iPad.
True
False
A type of display that allows digital devices to display images on non-flat surfaces.
LCD
LED
Interactive whiteboard
Plasma screen
_____ memory cards are a form of a solid-state storage device widely used in cell phones, laptops, and GPS navigation systems.
Flash
Optical
Magnetic
Cloud
Microsoft Word can identify incomplete sentences, awkward wording, and incorrect punctuation.
True
False
Storage that retains its data after the power is turned off is referred to as _____.
Volatile storage
Non-volatile storage
Temporary storage
Cache memory
Which of the following software programs is typically used to create text-based documents?
Spreadsheets
Word processors
Presentation software
Database management systems
Programs guard your computer system against viruses or other damaging programs that can invade your computer system.
Antivirus
Firewall
Spyware
Malware
Functions, formulas, charts, and what-if analysis are common features of word processing programs.
True
False
An interface where external devices can easily connect to the system unit is called _____.
Port
Hub
Connector
Adapter
Which of the following is a popular mobile operating system?
Windows
Linux
Android
macOS
What type of processor chip allows a single computer to run two or more operations at the same time?
Single-core
Multi-core
Dual-core
Quad-core
Which type of programs help solve the problem of running out of storage space by providing lists of application programs, stored videos, and other program files so that you can eliminate unused applications or archive large files elsewhere?
File management
Storage management
Data compression
Backup programs
What is a database defined as?
A collection of unrelated data
A collection of related data
A collection of random files
A collection of stored videos
What is the name for specialized programs that allow input or output devices to communicate with the rest of the computer system?
Operating system
Application programs
Utility programs
Communication software
What is the distance between each pixel called?
Pixel density
Dot pitch
Resolution
Aspect ratio
How many bits are in 4 bytes?
16
32
64
128
What is the proportional relationship between a display's width and height called?
Resolution
Dot pitch
Aspect ratio
Pixel density
The binary system consists of only two digits: 0 and 1. Each 0 or 1 is called a:
Byte
Bit
Pixel
Code
Which operating system is widely used by servers on the web, mainframe computers, and very powerful personal computers?
Windows
UNIX
Linux
MacOS
What provides a pathway to connect parts of the CPU to each other?
Cache
Bus
Optical disc
Virtualization
CD-ROM is an example of which type of storage medium?
Magnetic disc
Optical disc
Flash drive
Solid-state drive
What improves hard-disk performance by anticipating data needs and reducing time to access data from secondary storage?
Virtualization
Disc catching
Ergonomics
Spreadsheet programs
The series of dots that form the image on a monitor are called:
Pixels
Pits
Lands
Bits
What is the study of human factors related to things people use?
Virtualization
Ergonomics
Disc catching
Spreadsheet programs
Optical discs use which features to represent data?
Pixels
Pits and lands
Bits and bytes
Cache
What refers to the process whereby a single physical computer can run multiple operating systems?
Virtualization
Ergonomics
Disc catching
Spreadsheet programs
Which programs are used to organize, analyze, and graph numeric data such as budgets and financial reports?
Virtualization programs
Spreadsheet programs
Optical disc programs
Ergonomics programs
What type of signal is continuous and varies to represent different tones, pitches, and volume, such as the sound of someone's voice?
Digital
Analog
Binary
Static
How are solid-state storage devices different from hard disks?
They have moving parts
They use magnetic storage
They have no moving parts
They are slower than hard disks
Which of the following is an example of secondary storage?
RAM
External hard drive
CPU
Cache memory
Which of the following is an output device?
Keyboard
Printer
Scanner
Mouse
What is a co-processor that can be used to improve a system's graphics capabilities?
GPU
CPU
RAM
Hard drive
What is the name of a website that provides access to mobile apps that can be downloaded either for a nominal fee or free of charge?
App Store
Play Store
Web Browser
Cloud Storage
What is the term for the number of bits that can travel simultaneously down a bus?
Bus speed
Bus width
Bus length
Bus capacity
In a personal computer system, the central processing unit is typically contained on a single:
Motherboard
Chip
Hard drive
RAM module
Resolution for a printer is a measure of the clarity of images produced, measured in dpi (dots per inch).
True
False
What is it called when servers on the Internet supply applications as a service, rather than a product?
Cloud computing
Data mining
Virtualization
Networking
The ALU performs two types of operations, arithmetic and ________.
Logical
Physical
Chemical
Biological
This pen-like device is typically used with tablets and mobile devices.
Stylus
Mouse
Joystick
Trackpad
The mouse, game controllers, and touch screens are all types of ________ devices.
Pointing
Input
Output
Storage
Programs that can be downloaded to mobile devices, including cell phones and tablets, are called ________.
Mobile apps
Software packages
Operating systems
Widgets
What year was the Apple Macintosh (Mac) computer released?
1984
1990
1976
1988
What is an input device?
Equipment that translates data into a form a computer can process
Equipment that stores data for future use
Equipment that displays data to the user
Equipment that connects computers to a network
Which of the following was the earliest generation in the Evolution of the Computer Age?
The vacuum tube age
The transistor age
The microprocessor age
The integrated circuit age
How many bits are in one byte?
8
16
4
32
Which of the following operating systems is open-source?
Windows
macOS
Linx
Solaris
Google is an example of a ______.
Social media platform
Search engine
Cloud storage service
Operating system
______-level information flow is primarily vertical.
Operational
Executive
Tactical
Strategic
A(n) ______ is a collection of hardware, software, people, procedures, and data.
Database
Information system
Network
Server
This type of computing frees users from owning, maintaining, and storing software and data.
Cloud computing
Distributed computing
Edge computing
Grid computing
A(n) ______ is a network where the nodes are in close physical proximity to each other.
Wide area network (WAN)
Local area network (LAN)
Metropolitan area network (MAN)
Virtual private network (VPN)
______ store information about the current session, your general preferences, and your activity on the website.
Third-party cookies
First-party cookies
Cache memory
Session tokens
Remote users can connect to an organization's network through this type of secure private connection.
LAN
VPN
WAN
MAN
A field that uniquely identifies each record.
Foreign key
Primary key
Index key
Composite key
In a client/server network, the ______ provides access to resources and services.
Client
Server
Router
Switch
Every computer on the Internet has a unique numeric address called a(n) ______.
MAC address
IP address
Domain name
Subnet mask
A wireless access point that provides Internet access in a public place such as a coffee shop, library, bookstore, or university is called a:
Router
Hotspot
Modem
Access Point
Which view of data deals with how the data is actually formatted and located?
Logical view
Physical view
Conceptual view
Abstract view
What term refers to the process whereby a single physical computer can support multiple operating systems?
Virtualization
Partitioning
Emulation
Clustering
If all the data in a database is not physically located in one place, it would be a(n) ______ database.
Centralized
Distributed
Relational
Hierarchical
One of the most dramatic changes in connectivity and communications in the past decade has been:
Fiber optic networks
Widespread internet access on mobile devices
Satellite communication
Cloud computing
This type of communication medium involves the transmission of data as pulses of light through tiny tubes of glass.
Coaxial cable
Fiber optic
Wireless radio waves
Ethernet cable
A program that replicates itself and clogs computers and networks is called a:
Virus
Worm
Trojan
Spyware
The capacity of a communication channel is measured in:
Frequency
Bandwidth
Speed
Latency
A(n) ______ database, sometimes called a data cube, allows data to be viewed as a cube having three or more sides and consists of cells.
Relational
Multidimensional
Hierarchical
Flat-file
Organizations use the following to allow suppliers and others limited access to their networks:
Intranets
Extranets
VPNs
LANs
These systems are used in managing documents, communicating, and scheduling.
Office automation systems
Real-time processing
Cloud computing
File transfer utilities
In _____, data from transactions are processed immediately.
Batch processing
Real-time processing
Exception reporting
Data flow diagram
A(n) _____ represents a collection of attributes that describe an entity.
Record
Node
Diagram
Exception
In a computer network, this node requests and uses resources available from other nodes.
Server
Client
Record
Exception
What documentation shows the income, expenses, and difference between them for a company during a specific time period?
Balance sheet
Income statement
Exception report
Data flow diagram
What is it called when servers on the Internet supply applications as a service, rather than a product?
Cloud computing
Real-time processing
File transfer utilities
Office automation systems
An example of this type of report would be a sales report that shows that certain items are selling significantly above or below forecasts.
Exception report
Income statement
Data flow diagram
File transfer utilities
Which of the following tools presents data or information flow within an information system?
Data flow diagram
Exception report
Real-time processing
Cloud computing
FTP and BitTorrent are two types of:
File transfer utilities
Office automation systems
Real-time processing tools
Data flow diagrams
The _____ keeps records of the number of each kind of part or finished good in the warehouse.
Inventory system
Exception report
Data flow diagram
File transfer utilities
Effective operation within any organization requires an efficient and coordinated flow of ____ throughout the organization.
Money
Information
Resources
Employees
____ are programs that migrate through networks and operating systems and attach themselves to various other programs and databases.
Worms
Viruses
Trojans
Firewalls
A data field that represents a description or characteristic of some entity is known as:
Attribute
Record
Table
Key
Using this type of communications channel, several users can simultaneously use a single connection for high-speed data transfer.
Dial-up
Broadband
Satellite
Fiber-optic
Which among the following is a way to shut down an ISP or website?
Phishing attack
Denial of service attack
Malware injection
SQL injection
____ are invisible images or HTML code hidden within a web page or e-mail message and are used to transmit information without your knowledge.
Cookies
Web bugs
Spyware
Adware
A(n) ____ is a private network within an organization that is designed to resemble the Internet.
Extranet
Intranet
VPN
LAN
E-mail that does not require an e-mail program installed on a user's computer is known as:
Webmail
POP3
IMAP
SMTP
____ scanning devices use fingerprints and iris scanners to identify individuals.
Optical
Biometric
Magnetic
Digital
These programs continually look for new information and update search services' databases.
Crawlers
Spiders
Bots
All of the above
Money collected from or owed by customers is called ____.
Accounts payable
Accounts receivable
Revenue
Profit
Pricing, promoting, and selling the organization's goods and services pertains to which function?
Finance
Marketing
Operations
Human Resources
____ make up the basic structure of a relational database with columns containing field data and rows containing record information.
Tables
Forms
Queries
Reports
This uses software to try thousands of common words sequentially in an attempt to gain unauthorized access to a user's account.
Phishing attack
Dictionary attack
Malware attack
Brute force attack
The process of coding information to make it unreadable except to those who have a special piece of information known as a key is called ____.
Decryption
Encryption
Encoding
Hashing
____ is the name of the process of converting an analog signal back into a digital signal.
Modulation
Demodulation
Signal processing
Frequency shifting
Monthly sales and production reports are examples of ____ reports.
Ad hoc
Periodic
Analytical
Statistical
In the following web address https://www.google.com, the letters "https" indicate the ____.
Hypertext Transfer Protocol
Secure Hypertext Transfer Protocol
File Transfer Protocol
Domain Name System
DNS makes the internet more usable by resolving domain names to ____.
IP addresses
MAC addresses
Email addresses
Physical locations
