IT Essentials Chapter 7

To clean laptops, which two products are recommended? (Choose two.)

• cotton swabs

• mild cleaning solution

• ammonia

• rubbing alcohol

• car wax

What are three common input devices found on laptops? (Choose three.)

• touchpad

• fingerprint reader

• web camera

• external monitor

• PS/2 keyboard

Which two statements are true of a laptop CPU when compared to a desktop CPU? (Choose two.)

• Laptop CPUs operate at higher clock speeds.

• Laptop CPUs use smaller cooling devices

• Laptop CPUs consume more power.

• Laptop CPUs are interchangeable with desktop CPUs

• Laptop CPUs are designed to produce less heat.

A technician has been asked to decide which laptop components should be cleaned on a monthly basis as part of a maintenance routine. What are two examples of components that should be included? (Choose two.)

• exterior case

• keyboard

• CPU

• optical drive

• RAM

What are two methods typically used on a mobile device to provide internet connectivity? (Choose two.)

• cellular

• Zigbee

• Wi-Fi

• Z-Wave

• GPS

A customer brings a laptop into a computer repair shop. The technician can tell that the laptop is powered on by the power light, but nothing displays on the screen. What are two possible issues that could cause this symptom? (Choose two.)

• The backlight needs adjusting.

• The display properties need adjusting.

• The laptop has gone into sleep mode.

• The screen cutoff switch needs cleaning or is damaged.

• The video cable is loose

Which type of RAM modules are designed for the space limitations of laptops?

• SODIMMs

• SRAM

• SIMMs

• DIMMs

What is a design consideration for mobile CPUs used in laptops compared with desktop CPUs?

• They are interchangeable with desktop CPUs.

• They require smaller cooling mechanisms than desktops do.

• They operate at higher clock speeds than desktops do.

• They consume more power than desktops do

Which protocol can be used to transfer messages from an email server to an email client?

• SMTP

• POP3

• SNMP

• HTTP

What is a characteristic of laptop motherboards?

• Laptop motherboards use the same form factors as desktop motherboards.

• Laptop motherboards are proprietary.

• Laptop motherboards use standard form factors.

• Laptop motherboard components are compatible with desktop motherboards