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WorksheetsIC101-FINAL EXAM
Total questions: 65
Worksheet time: 38mins
Which of the following is not considered an input device?
Which one of the following is a type of scanner that converts graphics into an electronic form?
Image Scanner
Magnetic Scanner
Bar code scanner
OCR scanner
Plug-and-play refers to a computer's ability to________.
connect multiple USB devices
configure hardware devices automatically
communicate with the system unit
talk to another computer
___________produce an image by manipulating light within a layer of liquid crystal cells.
LCD panels
Gas Plasma monitors
CRT monitors
Scanners
Which of the following is a biometric identification scanning technique?
fingerprint
face
voice
all of the above
A high level of_______ can cause computers to short circuit.
smoke
humidity
dust
alarms
Generally, a ______keeps a computer running for several minutes following a power outage.
driver
spike
backup
UPS
Which of the following safeguards can help protect computer hardware from theft and lost data?
security locks
alarm
identification mark
all of the above
_______can protect against power spikes.
Surge supressors
Video drivers
Undamaged media
Network connections
Software corruption or hardware defects can cause a hard drive to_______.
become overheated
crash
spin faster
spin slower
What is the primary purpose of a firewall in a computer network?
To cool the hardware
To prevent unauthorized access
To increase internet speed
To store data securely
What is the function of an antivirus software in a computer system?
To enhance graphics performance
To detect and remove malware
To manage network traffic
To increase storage capacity
What is the primary risk of using public Wi-Fi networks?
Slow internet speed
Data interception
Limited access
High costs
What type of malware is designed to replicate itself and spread to other computers?
virus
spyware
adware
trojan
Which of the following can be a sign of a computer virus infection?
Increased internet speed
Frequent crashes
Improved performance
Longer battery life
Theft of and damage to computer equipment is a serious problem.
TRUE
FALSE
Data theft is decreasing.
TRUE
FALSE
Backup procedures are not necessary for most companies.
TRUE
FALSE
A temperature range of 68 to 75 degrees is optimal for most data centers.
TRUE
FALSE
Magnetic and static electrical fields exist wherever electrical current flows.
TRUE
FALSE
Most computers do not require regular maintenance.
TRUE
FALSE
A can of compressed air can be used to clean a keyboard.
TRUE
FALSE
Small deposits of dry inks can accumulate on the print head of a laser printer.
TRUE
FALSE
Disk fragmentation rarely occurs.
TRUE
FALSE
Temporary files are always automatically deleted.
TRUE
FALSE
A text file that a Website use to identify a specific computer is called a ______.
cookie
cracker
cupcake
sandwich
Specialized maintenance on a computer should be performed by __________.
a carpenter
a professional
computer owner
a neighbor
_________ printers should be cleaned when print quality deteriorates or when toner cartridges are changed.
Inkjet
Dot matrix
Laser
Compact
The __________ should be checked and cleaned periodically.
keyboard
mouse
monitor
all of the above
RAM is __________.
permanent
permanent or temporary
temporary
none of the above
It is a type of an input device that lets you select options from on-screen menus.
It is referred to as the enclosure composed of the main elements of a computer used to administer data.
Programs on the computer with written commands that tell a computer what task to perform
Hardware
Network
Software
Modem
The circuitry of the system unit containing the primary components of a computer with connectors into which other circuit boards can be positioned.
An extremely fast computer that can perform millions of instructions per second.
Is what type of software?
system software
programming software
application software
utility software
What is software?
The physical parts of a computer
The operating information used by a computer
The memory bank of a computer
The electrical current inside of a computer
What is included in Memory Devices?
Computer Memory, RAM, ROM, Cache
Program , RAM, ROM, RIM
Computer Memory, Internal, ROM, Cache
Program , RAM, ROM, Cache
Which among these input devices allows a user to send audio signals to a computer for processing, recording, or carrying out commands?
Headphone
Microphone
Speaker
Webcam
Which among these computers are designed to provide services to client machines in a computer network?
Mainframe computers
Microcomputers
Servers
Supercomputer
Which among these computers have the capacities to host multiple operating systems and operate as a number of virtual machines and can substitute for several small servers?
Mainframe computers
Microcomputers
Servers
Supercomputers
Computers that can perform highly calculation-intensive tasks such weather forecasting, molecular theory and quantum physics
Mainframe computers
Microcomputer
Servers
Supercomputers
Magnetic strip reader is considered as
Input Device
Output Device
Mouse is considered as
Input Device
Output Device
Laser Printer is considered as
Input Device
Output Device
LED Monitor is considered as
Input Device
Output Device
Image Scanner is considered as
Input Device
Output Device
Keyboard is considered as
Input Device
Output Device
Digitizer Tablet is considered as
Input Device
Output Device
Touchscreen is considered as
Input Device
Output Device
Which of the following refers to the tools, machines, and systems that people create and use to solve problems, make tasks easier, or improve the quality of life?
Information
Communication
Technology
Computer
What do you call to an electronic device, operating under the control of instructions stored in its own memory, that can accept data, manipulate the data according to specified rules, produce results, and store the results for future use?
Information
Technology
Communication
Computer
