CompTIA A+ Certification Exam 220-1101 Practice Test 2 Flashcards
Which of the following answers refer to the 2G/3G mobile telecommunications standards?
-CDMA
-GSM
Long Term Evolution (LTE) is a wireless communications standard for mobile devices and wireless hotspots. LTE offers significant improvements in terms of speed when compared to the older generation of 3G cellular networks. LTE and its later revision LTE-Advanced (LTE-A) are often marketed as 4G standards. (True or False)
True
A database on a mobile device containing bands, sub-bands and service provider IDs allowing the device to establish connection with the right cell phone tower is called:
PRL
The process of establishing a connection between Bluetooth devices (e.g., between a Bluetooth enabled headset and a Bluetooth-enabled phone) is known as:
Pairing
A mobile device’s built-in functionality enabling the usage of locator applications is called:
GPS
Which type of software enables a centralized administration of mobile devices?
MDM
Which of the following facilitates the enforcement of mobile device policies and procedures?
MDM
Which of the following answers refers to a dedicated mobile app management software?
MAM
What is the function of FTP?
File exchange
A type of cryptographic network protocol for secure data communication, remote command-line login, remote command execution, and other secure network services between two networked computers is known as:
SSH
Telnet:
-Provides username & password authentication
-Transmits data in an unencrypted form
-Enables remote login and command execution
Which of the answers listed below refers to a secure replacement for Telnet?
SSH
The SMTP protocol is used for:
-Sending email messages between mail servers
-Sending email messages from a client device
Which of the following answers refers to a system containing mappings of domain names to various types of data, such as numerical IP addresses?
DNS
A network protocol providing an alternative solution to the manual allocation of IP addresses is known as:
DHCP
