Cambridge Technicals Level 3 IT Unit 1 LO1 and LO2

Which of the following best describes the purpose of a processor component in a computer?

• To control user access to the data on the computer.

  
  

• To manage the main functions and operations of the computer.

  
  

• To display calculations.

  
  

• To store data in the computer.

  
  

How do quantum computer systems differ from traditional computer systems?

• Quantum computers do not rely on binary logic.

  
  

• Quantum computers do not require secondary storage.

  
  

• Quantum computers use Open Source Operating Systems.

  
  

• Quantum computers utilise anti-static to minimise energy consumption.

  
  

Which of the following should be considered when setting up a microwave network?

• All devices on the network must be in line of sight.

  
  

• Microwaves can only be transmitted using a digital format.

  
  

• Microwave nodes should not be set up in areas of dense population.

  
  

• Microwave signals are not effective beyond a range of 1800 metres.

  
  

How many bits are included in a nibble?

• 1

• 2

• 4

• 8

Which of the following may be a disadvantage to a business of using Open Source software?

• Competitors may be using the same software.

  
  

• It may include lots of features.

  
  

• There may be an increased security risk as the source code can be edited by others.

  
  

• The business is not tied into one vendor’s system.

  
  

Which of the following is an advantage of a multiprocessor operating system?

• Every task is performed by the same processor.

  
  

• Multiprocessor systems are easier to design.

  
  

• Failure in one processor will result in complete system failure.

  
  

• The throughput of data is usually greater than a single processor system.

  
  

Which of the following is the most likely cause of a slow running application on a computer?

• Insufficient Active Directory capacity.

• Insufficient ports on the motherboard.

• Insufficient ROM capacity.

• Insufficient RAM capacity

  
  

Which of the following services is not provided by the User Data Protocol (UDP)?

• Checksum capability to check on package delivery

• Packet transmission

• Packet retransmission

• 
  Providing port numbers.

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.

  
  

A sales team has been asked to analyse the sales figures for one section of a business. The team can use database or spreadsheet software for this purpose.

Which of the following describes why the team may choose to use database software rather than spreadsheet software to analyse the data?

• Spreadsheet software cannot store atomised data in related tables.

  
  

• Spreadsheet software cannot create graphs from data.

  
  

• Spreadsheet software cannot sort data alphabetically.

  
  

• Spreadsheet software cannot sort data into number order.