IT Essentials V8 Chapter 1

A customer comes into a computer parts and service store. The customer is looking for a device to scan some old family photos into a laptop. What device should the store owner recommend to accomplish the required task?

• • flatbed scanner

• • joystick or gamepad

• • projector

• • magstripe reader

Which characteristic describes a SIMM?

• Single Inline Memory Modulean individual memory chip that has dual rows of pins used to attach it to the motherboard

• System Integrated Memory ModuleSRAM that is internal and integrated into the CPU

• Sequential Inline Memory Modulea smaller, more condensed memory module that provides random access data storage, ideal for use in laptops, printers, and other devices where conserving space is desirable

• Secure Integrated Memory Modulea small circuit board that holds several memory chips and has a 30- or 72-pin configuration

What is the fastest type of memory technology?

• SRAM

• ROM
• Flash Memory
• Double Channel

Which statement describes the proper use of an anti-static wrist strap?

• • An anti-static wrist strap should make contact with the skin.

• • The anti-static wrist strip should not be attached to any grounded object.

• • An anti-static wrist strap should not be used in conjunction with an antistatic mat.

• • For optimum grounding, the clip should be attached to a painted section of the computer case.

Which type of memory is primarily used as cache memory?

• RAM
• ROM
• SRAM
• DRAM

Which storage device use a magnetic medium for storing data?

• Hard Disk Drive
• Solid State Drive
• Floppy Disk
• Flash Drive

Which unit of measurement is used to indicate the hard drive speed?

• RPM
• MPH
• KPH
• BPM

What three voltages are commonly provided by the power supply to the various components inside the computer?

• 5V, 12V, 24V
• 3V, 5V, 12V
• 5V, 3V, 15V

• 5V, 12V, 18V

Which statement describes a characteristic of GDDR Synchronous Dynamic RAM?

• It is used in general computing applications.
• It is used for graphics data in gaming consoles and graphics cards.
• It is used for storing operating system data.
• It is used for storing temporary data in CPUs.

Hard drives in a grocery warehouse keep failing because of vibrations in the warehouse environment. What would be a possible solution for this high failure rate?

• Install the hard drives in a more stable environment
• Increase the temperature of the warehouse
• Use more hard drives
• Decrease the size of the warehouse