CompTIA ITF+ ITF Infrastructure 2

Question 1

Which type of cable uses light pulses to transmit data and is immune to electromagnetic interference?

Accepted Answer

Fiber optic cable

Answer

Coaxial cable

Answer

Cat6 Ethernet cable

Answer

Twisted pair cable

Question 2

A user's laptop shows 'No Boot Device Found.' What is the most likely cause?

Accepted Answer

The hard drive has failed or is not detected

Answer

The RAM is faulty

Answer

The monitor cable is loose

Answer

The Wi-Fi adapter is disabled

Question 3

What does the acronym BIOS stand for?

Accepted Answer

Basic Input/Output System

Answer

Binary Input Output System

Answer

Basic Integrated Operating Software

Answer

Built-In Operating System

Question 4

Which wireless standard operates exclusively on the 5 GHz band and offers speeds up to 3.5 Gbps?

Accepted Answer

802.11ac

Answer

802.11b

Answer

802.11g

Answer

802.11n

Question 5

What is the primary function of a network switch?

Accepted Answer

Forward data frames between devices on the same network using MAC addresses

Answer

Assign IP addresses to devices

Answer

Connect multiple networks with different IP ranges

Answer

Provide wireless connectivity to devices

Question 6

Which storage interface is commonly found in modern laptops and uses a smaller connector than standard SATA?

Accepted Answer

mSATA/M.2

Answer

IDE

Answer

SCSI

Answer

SAS

Question 7

A computer randomly restarts under heavy load. Which component is most likely overheating?

Accepted Answer

CPU or GPU

Answer

RAM modules

Answer

Network adapter

Answer

Power LED connector