Question 1

To resolve major computer issues, computer professionals often suggest restoring the operating system. Which of the following should happen before this step?

Accepted Answer

A)   Disconnect all output devices.
B)   Transfer contents to an external storage device.
C)   Disconnect the UPS.
D)   Remove the internal hard drive on which the operating system is stored.E) A) and C)
F) None of the above

Question 2

Which of the following refers to a condition in which the CPU performs well but the bus speed is slow?

Accepted Answer

A)   Bottlenecking
B)   Clock speed
C)   Reboot
D)   Instructions per cycle (IP
C)  E) B) and C)
F) None of the above

Question 3

Manny copied a table from a MS Excel file, closed the file, and then pasted the table in an MS Word document. Where did the copied table get stored after he copied it?

Accepted Answer

A)   In the ROM
B)   In the RAM
C)   In the ALU
D)   In the coreE) All of the above
F) None of the above

Question 4

Rocco runs a software firm that creates database management systems for other businesses. How can he ensure that his employees' computers remain protected from viruses and other malware?

Accepted Answer

A)   He should have additional RAM installed on all the computers.
B)   He should have the hard disks on all the computers defragmented periodically.
C)   He should have periodic anti-virus scanning and software upgraded on all computers.
D)   He should have the hardware components like the monitor, keyboard, and CPU vents periodically cleaned.E) B) and C)
F) All of the above

Question 5

Which of the following is/are classified as input device(s) ?

Accepted Answer

A)   Webcam
B)   Mouse
C)   Touchpad
D)   SpeakersE) None of the above
F) C) and D)

Question 6

Which of the following is a game controller that is held with both hands and used to control movement of on-screen objects by pressing buttons and moving hardware components?

Accepted Answer

A)   Joystick
B)   Gamepad
C)   Digital Pen
D)   StylusE) A) and D)
F) B) and D)

Question 7

What printer is commonly used to produce high-quality professional drawings such as architectural blueprints?

Accepted Answer

A)   Ink-jet printer
B)   Laser printer
C)   Plotter
D)   Mobile printerE) C) and D)
F) A) and B)

Question 8

A joystick is a pen-type input device used to draw and tap on icons.

Accepted Answer

A) True 
 B)False

Question 9

Jason takes many photographs on his smartphone while on vacation in Italy. If Jason wants to access these pictures across multiple devices, including his computer, smartphone, and tablet, where should he store them?

Accepted Answer

A)   RAM
B)   ROM
C)   Cloud storage
D)   Compact diskE) C) and D)
F) A) and C)

Question 10

What determines the speed at which data travels?

Accepted Answer

A)   Bus width
B)   Clock speed
C)   Instructions per cycle (IP
C)  
D)   RAM capacityE) B) and D)
F) None of the above

Question 11

Which of these is not an input device?

Accepted Answer

A)   Stylus
B)   Scanner
C)   Printer
D)   WebcamE) A) and D)
F) C) and D)

Question 12

Jennifer recently bought a new computer to type a new manuscript she's been working on. She also stored a lot of movies on it to watch during her free time. Though the performance was good at the beginning, it deteriorated quickly over a small period of time. Which of these is the most likely cause?

Accepted Answer

A)   Declining free space on the hard drive
B)   Declining clock speed of the core processor
C)   Fault plug-n-play devices like USB flash drives
D)   Dysfunctional AC adapterE) A) and D)
F) B) and D)

Question 13

What are the two important components of CPU that help in processing the input into output?

Accepted Answer

A)   Control Unit and RAM
B)   Hard Drive and Arithmetic Logic Unit
C)   Hard Drive and RAM
D)   Control Unit and Arithmetic Logic UnitE) A) and B)
F) A) and C)

Question 14

In which of the following storage device(s)  does memory need to be constantly recharged to retain the contents?

Accepted Answer

A)   Dynamic RAM (DRAM) 
B)   Static RAM (SRAM) 
C)   Magnetoresistive RAM (MRAM) 
D)   Flash MemoryE) B) and C)
F) None of the above

Question 15

It is advised to fully charge the battery of a laptop before using it for the first time.

Accepted Answer

A) True 
 B)False

Question 16

All-in-one computers are easier to service and upgrade but occupy more space than desktop computers.

Accepted Answer

A) True 
 B)False

Question 17

Which of the following is a necessary step in maintaining computer hardware?

Accepted Answer

A)   Connecting peripheral devices to computer
B)   Rebooting the computer often
C)   Using a UPS or a surge processor
D)   Cleaning air ventsE) None of the above
F) B) and C)

Question 18

What devices do not need device drivers to be manually installed, and start to function as soon as they are connected to a computer?

Accepted Answer

A)   Printers
B)   Monitors
C)   Plug-and-play devices
D)   Video cardsE) C) and D)
F) A) and B)

Question 19

Jack needs a convenient way to browse the Internet, read emails, and store basic data when he travels. Which of the following would be the best option for him?

Accepted Answer

A)   He should be using an all-in-one computer.
B)   He should always find a desktop computer.
C)   He should make sure to bring a tablet.
D)   He should be sure to carry his laptop.E) C) and D)
F) A) and B)

Question 20

What is the correct way to update a device driver?

Accepted Answer

A)   Run the update within the OS or the latest software from the device manufacturer's website.
B)   Replace the driver.
C)   Run an update from a web browser.
D)   Obtain the driver update from a friend, and run it from a USB Flash drive.E) B) and D)
F) B) and C)

Exam 3: Performing Calculations With Formulas and Functions

What determines the speed at which data travels?

Correct AnswerverifiedShow Answer

In which of the following storage device(s) does memory need to be constantly recharged to retain the contents?

Correct AnswerverifiedShow Answer

What are the two important components of CPU that help in processing the input into output?

Correct AnswerverifiedShow Answer

Which of the following is a necessary step in maintaining computer hardware?

Correct AnswerverifiedShow Answer

Which of the following is a game controller that is held with both hands and used to control movement of on-screen objects by pressing buttons and moving hardware components?

Correct AnswerverifiedShow Answer

All-in-one computers are easier to service and upgrade but occupy more space than desktop computers.

Correct AnswerverifiedShow Answer

Manny copied a table from a MS Excel file, closed the file, and then pasted the table in an MS Word document. Where did the copied table get stored after he copied it?

Correct AnswerverifiedShow Answer

To resolve major computer issues, computer professionals often suggest restoring the operating system. Which of the following should happen before this step?

Correct AnswerverifiedShow Answer

What printer is commonly used to produce high-quality professional drawings such as architectural blueprints?

Correct AnswerverifiedShow Answer

Which of the following is/are classified as input device(s) ?

Correct AnswerverifiedShow Answer

Jason takes many photographs on his smartphone while on vacation in Italy. If Jason wants to access these pictures across multiple devices, including his computer, smartphone, and tablet, where should he store them?

Correct AnswerverifiedShow Answer

A joystick is a pen-type input device used to draw and tap on icons.

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

Rocco runs a software firm that creates database management systems for other businesses. How can he ensure that his employees' computers remain protected from viruses and other malware?

Correct AnswerverifiedShow Answer

Jack needs a convenient way to browse the Internet, read emails, and store basic data when he travels. Which of the following would be the best option for him?

Correct AnswerverifiedShow Answer

What is the correct way to update a device driver?

Correct AnswerverifiedShow Answer

Which of the following refers to a condition in which the CPU performs well but the bus speed is slow?

Correct AnswerverifiedShow Answer

Which of these is not an input device?

Correct AnswerverifiedShow Answer

It is advised to fully charge the battery of a laptop before using it for the first time.

Correct AnswerverifiedShow Answer

What devices do not need device drivers to be manually installed, and start to function as soon as they are connected to a computer?

Correct AnswerverifiedShow Answer

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