CompTIA ITF+ Certification Practice Test - 75 Questions

Which of the following best describes the binary number system?

• It uses base 8

• It uses base 16

• It uses base 2

• It uses base 10

Which prefix is used to represent one million bytes?

• Kilo

• Mega

• Giga

• Tera

Which of the following is the smallest unit of data?

• Bit

• Byte

• Kilobyte

• Megabyte

Which of the following describes the purpose of a protocol?

• To increase bandwidth

• To ensure data encryption

• To standardize data communication

• To create firewalls

Which device assigns IP addresses on a network?

• DNS

• DHCP

• ISP

• URL

What component connects the internal hardware together inside a computer?

• CPU

• Motherboard

• RAM

• SSD

Which of the following is considered volatile memory?

• SSD

• ROM

• HDD

• RAM

What is the function of a power supply unit?

• Runs the operating system

• Provides internet connection

• Converts electricity for computer components

• Transfers files to USB

Which of the following provides the fastest data transfer rate?

• USB 2.0

• USB 3.0

• eSATA

• Thunderbolt

Which device would you use to connect multiple devices to a local network and manage traffic?

• Repeater

• Router

• Switch

• Access point