Year 10 CS Revision

2-place right shift of 11001011

• 00110010

• 11001000

• 101010100

• 001100101

11001011 in denary is

What is the effect of a 2-place shift to the right on binary number 11001011?

• Divide by 2

• Divide by 4

• Multiply by 2

• Multiply by 4

If the character L is 76 in ASCII, what is the character M?

If the character O is 79 and the character P is 80 how would you represent POP?

What is a network protocol?

• The five most important steps for network communication

• An algorithm for network communication

• A list of warnings for errors on a network

• Rules or standards for sending data over a network

Which of these is NOT a physical way to protect a network system?

• strong passwords

• firewalls

• access levels for different personnel

• Locks on the doors

Define Local Area Network

• A network in one building or location

• A network that stretches over multiple buildings

• A large network comprised of smaller networks

• The internet

Define WAN

• A network that is local

• A network made up of LANs using third party hardware

• A network that spans two houses

• A network in one building

What are two advantages of storing data in the Cloud?

• It's never updated

• Can access without a computer or phone

• Available anywhere there is an internet connection

• Large capacity