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WorksheetsSistem Komputer dan Aplikasi
Total questions: 50
Worksheet time: 25mins
A thin, lightweight mobile computer with a touch screen
desktop
Tablet
server
mobile device
Gennie has just gotten her first smartphone with a touch screen. Mia is giving her a lesson on how to use the touch screen.
Gennie wants to zoom in. Mia tells her she should ______.
Press and hold
Drag or slide
Swipe
Stretch
Parvati wants to find out more information about purchasing a computer, so she performs a web search.
Which of the following is NOT true about Parvati's web search?
She will enter the desired search text in the Query box.
To display the website of the search result, click it in the list.
The more descriptive the search text, the easier it will be to locate the desired search results.
The search engine may provide search text suggestions as she types.
Which of the following is NOT a basic function of a computer?
Accept data
Process data
Produce input
Store information
www.cengagebrain.com is an example of a valid web ______.
address
server
protocol
link
A host in a network performs which of the following tasks?
Ensures satellite communications are functional
Exclusively monitors wireless networks to search for data transmission errors
Routes transmissions over a network to guarantee data reaches its intended destination
Provides services and connections to other computers on the network
Which of the following allows users to have multiple home pages that automatically open when the browser starts?
linked browsing
bookmarks and favorites
tabbed browsing
hypertext
Which of the following best describes e-commerce?
A customer (consumer) experience requiring the Internet, cash, a shopping cart, and videos
A business transaction that occurs over an electronic network such as the Internet
The sale of electronic goods and services that enable an Internet connection
A transaction between two businesses that are bartering and auctioning goods and services via secure telephonic connections
Your friend Luis recently was the victim of identity theft and has asked your advice for how to protect himself in the future.
You tell Luis that he should install software that protects network resources from outside intrusions, called a(n)
tracking cookie
firewall
hot spot
security scanner
Which of the following best describes a hot spot?
A zone in which it is unsafe to use your computer or network without additional security.
Another term for the deep web, an unsearchable area of the Internet known for illegal activity.
An area on a webpage that provides the most important, up-to-date content.
A wireless network that provides Internet connections to mobile computers and devices.
Which of the following is recommended to avoid malware infections?
Some software touted as offering malware protection actually installs more malware.
Flash memory storage from a friend should be safe to use without scanning.
Malware authors typically avoid social media.
If a pop-up window warns you that your computer is infected with a virus, follow its instructions.
Which of the following is NOT true about e-book readers?
Most e-book readers can store thousands of books.
Batteries usually have a long life.
E-book readers are available with an electronic paper black-and-white screen or a color screen.
E-book readers usually are larger than both smartphones and tablets.
Data that a computer accepts and processes is called ______.
input
digital facts
information
bytes
Which of the following are two main components on the motherboard?
memory and storage
interpreter and compiler
processor and memory
compiler and processor
______ is the process of initiating contact between two Bluetooth devices.
Tethering
Initiating
Coupling
Pairing
. Under what category of programs and apps do databases and enterprise computing fall?
productivity
security
file, disk, and system management
communications
Columns and rows in a spreadsheet collectively are called a(n) ______.
worksheet
data table
calculation area
numerical document
_.In a spreadsheet, B4 represents a(n) _____
table
worksheet
formula
cell
Adjusting the ______ adjusts the difference in appearance between light and dark areas of the photo.
brightness
contrast
sharpness
compression
Which of the following communication application types requires real-time interaction?
blog
mobile messaging
chat
Malware is short for ______ software.
malicious
malignant
malevolent
malady
Which of the following best describes a back door?
A file recovery method that circumvents the computer or mobile device's network.
An invisible image on a website that, if accidentally clicked, downloads a virus to the user's computer or mobile device.
A hardware device that reinforces security settings on a computer or network.
A program or set of instructions that allows user to bypass security controls when accessing a program, computer, or network.
You realize your computer has been infected with malware. It seems as if someone is controlling your computer from a remote location. What type of malware might you have?
worm
rootkit
trojan horse
virus
If the web address of a website begins with https instead of http, what do you know about the website?
It likely is spoofed.
It is secure.
It provides security services and information.
It contains encrypted data.
You want to ensure your wireless network is secure. Which of the following should you NOT do?
Retain the default administrative password.
Choose a secure location for your wireless router.
Broadcast the SSID.
Enable an encryption method such as WPA2.
The ______ interprets and carries out the basic instructions that operate a computer.
motherboard
processor
transistor
circuit board
The ______ is the component of the processor that directs and coordinates most of the operations in the computer.
CPU
ALU
control unit
dashboard
______ refers to the process of translating instructions into signals the computer can execute.
Decoding
Decryption
Digitalization
Deconstruction
A(n) ______ is the smallest unit of data a computer can process.
bit
0
character
digit
Two commons types of RAM are ______ RAM and ______ RAM.
dynamic, static
volatile, nonvolatile
temporary, permanent
storage, memory
Original forms of data, such as time cards or order forms, are known as ______ documents.
input
information
scannable
source
The banking industry almost exclusively uses ______ for check processing.
QR codes
MICR
magnetic stripes
OCR
Which of the following is NOT true about touch screens?
Dragging is an example of a gesture.
Touch screens require separate input devices.
Multi-touch screens recognize multiple points of contact at the same time.
Newer operating systems are optimizing their user interfaces for touch input.
Which of the following is NOT true about voice input?
Voice recognition is also called talk recognition.
Speech-to-text features recognize spoken words and enter them into email or text messages.
A voice recognition application allows users to dictate text and instructions by speaking into a microphone.
VoIP enables users to speak to others via their Internet connection.
Many scanners include OCR software. What does OCR software do?
Converts a scanned image into a text file that can be edited, such as with a word processing application
Creates a high resolution version of the scanned image that can be used by graphic artists
Translates a scanned image into a printed hard copy
Creates tags and meta data of the scan that can be used to categorize and classify all of your scanned images
SDHC and miniSD are examples of ______.
USB flash drives
memory cards
controllers
portable hard drives
Which of the following is NOT true about SSDs?
SSDs have slower access times than hard disks.
Some computers have both a hard disk and an SSD.
Defragmentation is not required.
SSDs are quieter than hard disks.
Which of the following is NOT a recommendation when deciding what to upload to the cloud?
Upload financial and insurance documents.
Back up only the files you are sure you will need again in the future.
Even if you have access to installation media, back up your programs and apps.
Review your files and remove those you no longer need.
Optical discs store items by using microscopic ______ (indentations) and ______ (flat areas).
dents/mesas
bumps/smooths
pits/lands
holes/levels
Credit cards are a type of ______ stripe card.
electronic
digital
encoded
magnetic
______ consists of ROM chips or flash memory chips that store permanent instructions.
Firmware
Chipware
Dataware
Memware
______ consists of one or more chips on the motherboard that hold items such as data and instructions while the processor interprets and executes them.
ROM
RAM
Storage
The motherboard
A(n) ______ is a small program that tells the operating system how to communicate with a specific device.
spooler
app
interpreter
driver
Many software makers provide free downloadable updates, sometimes called a(n) ______ to users who have registered and/or activated their software.
service pack
debugger
secure deliverable
enhancement
Which of the following is NOT true about operating systems?
It is not possible to run more than one operating system on the same computer.
The same types of computers may run different operating systems.
Servers do not run the same operating system as tablets or laptops.
Operating systems often are written to run on specific types of computers.
A(n) ______ device initiates an instruction to transmit data, instructions, or information.
sending
communications
delivery
startup
A home or school likely uses a(n) ______.
LAN
MAN
WAN
PAN
Each computer or device on a network is called a(n) ______.
node
transmitter
module
receiver
Skype and FaceTime are examples of ______ services
MMS
VoIP
SMS
Bluetooth
802.11 is a series of standards to identify ______ networks.
Wi-Fi
fiber optic
coax
LTE
