IT Certification Practice Exams

A+ Operating Systems Tutorial

Introduction: A+ Operating Systems (A+ OS) is one of the two exams that constitute A+ certification requirement. The other exam that you need to pass to obtain A+ certification is A+ Core Hardware exam. ( Read A+ Core Hardware tutorial).

It is assumed that you are familiar with the theory of networking, and networking protocols. Given below are a few resources on computer networking, which you may prefer to go through to get familiarized with networking in general, and TCP/IP in specific.

4. Networking

4.1 Identify the networking capabilities of Windows. Given configuration parameters, configure the operating system to connect to a network.

1 Configure the following protocols

TCP/IP

Subnet mask

DNS (and domain suffix)

Gateway

WINS

Static address assignment

Automatic address assignment (APIPA, DHCP)

IPX/SPX (NWLink)

Appletalk

NetBEUI/ NetBIOS

2 Configure Client Options

Microsoft

Novell

3 Verify the configuration

4 Understand the use of the following tools

IPCONFIG.EXE

WINIPCFG.EXE

PING

TRACERT.EXE

NSLOOKUP.EXE

5 Share resources (Understand the capabilities/limitations with each OS version)

Setting permissions to shared resources

6 Network type and network card

4.2 Identify the basic Internet protocols and terminologies. Identify procedures for establishing Internet connectivity. In a given scenario, configure the operating system to connect to and use Internet resources.

1. Protocols and terminologies

TCP/IP

E-mail (POP, SMTP, IMAP)

DNS

HTML

HTTP

HTTPS

SSL

Telnet

FTP

ISP

2. Connectivity technologies

Dial-up networking

ISDN networking

DSL networking

Cable

LAN

Wireless

Satellite

3. Installing and Configuring browsers

Enable/disable script support

Configure Proxy Settings

Configure security settings

4. Firewall protection under Windows XP

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