OCR L3 Cam Tech Unit 1 Fundamentals of IT

Which protocol is used to transfer email from server to server?

• FTP

• POP

• SMTP

• SNMP

Convert 66 in decimal to 8 bit binary.

• 01000000
• 01000010
• 10001000
• 10111101

Convert 100 in decimal to hexadecimal.

• 24
• 25
• 64
• 65

Which of these does not need configuring to allow a device to communicate on the Internet?

• Default gateway
• DNS server
• IP address
• Subnet mask

Which of these is not a wireless technology?

• Bluetooth
• Fibre
• Infrared
• Laser

Which of these communication methods would be most appropriate for tendering your resignation?

• Letter
• Social networking post
• Text message
• Video chat

Which of the following best describes one reason why privacy screens are attached to monitors?

• To comply with the Copyright, Design and Patents Act 1988.
• To improve the working conditions of staff.
• To protect data and information from being seen by unauthorised viewers.
• To reduce glare on the screens.

Which of the following best describes how overwriting old data protects it from being accessed?

• All data held on the hard disc is deleted.
• The data held in each bit on the hard disc is replaced with fresh data.
• The data is encrypted so that it cannot be accessed.
• The file names are changed so that the data cannot be found.

Which of the following is a weakness of using a firewall to protect a website?

• Does not prevent an authorised user from using the system maliciously.
• The firewall restricts access only to those who have previously been on the website.
• The firewall will only allow data to flow from the viewer’s machine to the website.
• The firewall will only allow data to flow from the website to the viewer’s machine.

BV Digital Comms. has developed its own VoIP software package. A cut-down version of the software is available as Freeware. Why would BV Digital Comms. choose to distribute the cut-down version of its VoIP software as Freeware?

• To avoid copyright issues.

• To discourage sales of the full programme.

• To encourage software engineers to further develop their programme.

• To encourage users to purchase the full version.