A+ NETWORK+ SECURITY+ EXAMSIN A NUTSHELL phần 10 docx

... non-repudiation. • Diffie-Hellman, ElGamal, and RSA are asymmetric algorithms. Hashing algorithms • Hashing algorithms are used for integrity and authentication of data. • A hashing algorithm, or a hash ... protocols and standards 802.1x, 562 address separators, 553 APIPA (Automatic Private IP Addressing), 556 AppleTalk, 554 AppleTalk addressing and naming, 555 authentication protocols, 5...

Ngày tải lên: 09/08/2014, 07:20

... port (printer) Game port (joystick) Areas of Study for the A+ Essentials Exam | 11 A+ Essentials Overview — Evaluate results and take additional steps if needed, such as consultation and using alternate ... A standard AT keyboard has 84 keys, while newer keyboards normally have 101 . In addition to standard alphabetic, numeric, and punctuation keys, computer keyboards have special ar...

Ngày tải lên: 09/08/2014, 07:20

... fundamentals of using printers and scanners and installing them, and take a look at the available tools to diagnose common problems. Printer and Scanner Technologies Printers and scanners are available ... the electromechanical hammer (called solenoid). When the hammer strikes, it pushes the daisy wheel petal against an ink ribbon, which leaves a mark on the paper. Operating Systems | 10...

Ngày tải lên: 09/08/2014, 07:20

... United States, the Occupational Safety and Health Administration (OSHA) requires that every hazardous material be accompanied by an MSDS. In Canada, the Workplace Hazardous Materials Information ... firewalls Application layer firewalls are also known as Application firewalls or Applica- tion Layer gateways. This technology is more advanced than packet filtering, as it examines the entire pac...

Ngày tải lên: 09/08/2014, 07:20

... (PnP) feature automatically detects them and the operating system automatically installs appropriate drivers. Adapter cards The installation of an adapter card depends on the card’s type and purpose. ... not have a standard GUI. Windows-based operating systems and MAC OS X are proprietary and have a standard GUI in each version. 14. Which of the following attributes are not available on f...

Ngày tải lên: 09/08/2014, 07:20

... 365 A+ Exams Study Guide Software firewalls A firewall is a dedicated hardware device or a software application that prevents a system or a network from unauthorized access. A software firewall ... of advanced biometric authentication devices, which can read or measure and analyze fingerprints, as well as scan the eye retina and facial patterns, and measure body temperature. Han...

Ngày tải lên: 09/08/2014, 07:20

... the fol- lowing cable standards: — 10BASE-T and 10BASE-FL — 100 BASE-TX and 100 BASE-FX — 100 0BASE-T, 100 0BASE-CX, 100 0BASE-SX, and 100 0BASE-LX — 10 GBASE-SR, 10 GBASE-LR, and 10 GBASE-ER • Recognize ... of static discharge? Select all correct answers. ❏ A. Antistatic bag ❏ B. Antistatic wrist strap ❏ C. Antistatic table mat ❏ D. Antistatic body wrap ❏ E. Antistatic head cove...

Ngày tải lên: 09/08/2014, 07:20

... the ARP cache: dynamic and static. The dynamic entries are created automatically as the local host resolves IP addresses. The static entries are added manually using the arp –s command. You can ... restored. The last full backup tape and all incremental tapes after the full backup are required to completely restore data. Differential backup This method backs up all the data that has changed a...

Ngày tải lên: 09/08/2014, 07:20

... server. Adam captures a significant amount of data during these transmissions and tries to repeat the transactions on the bank’s server using this information. In case the attacker is not able to capture ... cookies that store personal informa- tion about a user can also lead to an attacker getting confidential information and hijacking an active TCP/IP session. Cookies, which are stored...

Ngày tải lên: 09/08/2014, 07:20

... case of a disaster. Alternate sites. Alternate sites are critical to all such organizations that do not want any delay in restoration of data after a disaster strikes. An alternate site is a ... organizations reuse the tapes after a certain amount of time and according to a preset tape rotation plan. A commonly used tape rotation plan is known as Grandfather-Father-Son (GFS). Back...

Ngày tải lên: 09/08/2014, 07:20