GCSE Computer Science Megaquiz

A computer network is ___ computers connected together.

• One

• Two or more

• Three or more

• Four or more

What does LAN stand for?

• Limited Area Network

• Local Assisted Network

• Local Area Network

• Local Aerial Network

What is TCP?

• A network protocol

• The internet

• An antiseptic

• A protocol layer

What does Protocol mean?

• The security regulations

• A set of rules and procedures

• A set of standards

• A set of services

Which protocol would you use to transfer HTML, for example, when downloading a web page?

• FTP

• SMTP

• POP3

• HTTP

Which protocol would you use to transfer files?

• FTP
• SMTP
• POP3
• HTTP

When recording a sound, computers take measurements at regular intervals. This is called

• Interval selection

• Parameters

• Sampling

• Digital signals

An audio CD is typically sampled at

• 44 times per second (44.1kHz)

• 4,410 times per second (44.1kHz)

• 44,100 times per second (44.1kHz)

• 44,100,000 times per second (44.1kHz)

A higher sample rate means (tick all that apply)

• A better quality/more accurate recording

• A lower quality/less accurate recording

• A larger file size required to store the final recording

• A small file size required to store the final recording

A common method of reducing the size of a sound file is

• Reduction

• Compression

• Decompression

• Squashing