IBM | Introduction to Networking & Storage [Practice]

Which of the following are characteristics of a Storage Area Network, or (SAN)?

-A SAN includes simple, centralized management of connections and settings. -A SAN combines servers, storage systems, switches, software, and services to provide secure, robust data transfers.

Who assigns Media Access Control (MAC) addresses to network devices?

-Network Administrators -Device Manufacturers

Which of the following statements best describes Active Directory Domain Services?

Active Directory Domain Services provide encryption, user authentication, centralized data storage, and management of communication and search.

What joins two separate computer networks so they can communicate with each other and work as a single network?

Bridge

What does physical network setup include?

Connecting the router to the modem and connecting computers to the router

What are boot errors caused by?

Disk corruption, incorrect OS installation, or viruses.

Which of the following connection types is the fastest?

Fiber

Which network topology is best for large area coverage?

Mesh

What is the difference between RAID 0 and RAID 1?

RAID 0 spreads data across drives, RAID 1 mirrors data to a second drive.

What is RAM?

RAM is a storage chip that fetches data at high speeds, and stores data that will only be stored for a short time. The data in RAM memory is not retained when the computer is turned off.

Which cables connect a Central Processing Unit (CPU) to a device's main or default storage?

SATA, IDE, and SCSI cables

What primary actions do network protocols perform?

Security, Communication, & Network Management

Which Protocol is responsible for sending email?

Simple Message Transport Protocol (SMTP)

Which layer of the seven-layer OSI model is responsible for managing the delivery and error checking of data packets?

Transport Layer

Where is a router's public IP address listed?

Under default gateway

What network type covers multiple city locations?

WMAN

What kind of wireless network uses cellular?

WWAN

What connectivity problem is a user trying to solve when they physically realign devices and antennas for better reception?

Weak signal strength

What is interference?

When a radio or microwave signal slows or breaks a wireless conncetion.

What Command Prompt Utility shows you the IP address of your default gateway?

ipconfig