Common desktop printers generally use all technologies except which of the following, which is generally reserved for smaller, receipt-sized prints?

Common desktop printers generally use all technologies except which of the following, which is generally reserved for smaller, receipt-sized prints?

• Laser (Laserjet)
• Ink (Inkjet, Bubblejet)
• Impact (Dot-Matrix, Wheel, etc.)
• Thermal 

EXPLANATION

Direct thermal printers are most commonly used to print items such as receipts and shipping labels. Thermal transfer printers use a thermal print head to transfer a solid ink from a ribbon onto a label supply (usually made from vinyl, polyester, nylon, or other thicker materials) to produce a permanent print.

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What type of attack is used to overload a specific protocol or service?

What type of attack is used to overload a specific protocol or service?

• Flood
• Back door
• Spoofing
• Man in the middle 

EXPLANATION

A Layer 7 HTTP Flood Attack is a type of DDoS attack made to overload specific parts of a site or server. They are complex and hard to detect because the sent requests look like legitimate traffic. These requests consume the server's resources causing the site to go down

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What is the default port number in Acronis Cyber Cloud for data transport during backup and recovery

What is the default port number in Acronis Cyber Cloud for data transport during backup and recovery

• 5905
• 6100
• 44445
• 7770...7800 

EXPLANATION

Acronis Backup 12.5, Acronis Backup 12 on-premise deployment

• TCP port 43234 for remote installation and remote upgrade (TCP port 9876 has been used prior to Update 2 of Acronis Backup 12.5)
• TCP ports 445 and 25001 for remote installation
• TCP ports 5905, 7780, 7755, 7756, 7765, 9852, 9860, 9862, 9876, 9877 for communication between components
• TCP ports 9850 and 9851 for command line (acrocmd, acropsh) commands
• TCP ports 443 and 902 to access the vCenter Server and ESX(i) hosts
• TCP ports 443, 44445, and 55556 for backup to cloud
• TCP port 6109 for Active Protection

 

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Which of the below was the first search engine on the internet?

Which of the below was the first search engine on the internet?

• Google
• Altavista
• WAIS
• Archie 

EXPLANATION

The first tool used for searching content (as opposed to users) on the Internet was Archie. The name stands for "archive" without the "v". It was created by Alan Emtage, Bill Heelan and J. Peter Deutsch, computer science students at McGill University in Montreal, Quebec, Canada.

 

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Which of the following web server technologies implements several Java EE specifications to provide a "pure Java" HTTP web server environment in which Java code can run.

Which of the following web server technologies implements several Java EE specifications to provide a "pure Java" HTTP web server environment in which Java code can run.

• Apache HTTP Server
• IIS
• Nginx
• Apache Tomcat 

EXPLANATION

Tomcat implements several Java EE specifications including Java Servlet, JavaServer Pages (JSP), Java EL, and WebSocket, and provides a “pure Java” HTTP web server environment for Java code to run in.

 

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