S3 Networking, Systems and Data Rep

What is ASCII used to store?

• Numbers
• Programs
• Characters
• Instructions

What is the name of the system used to store images by every pixel on a computer?

• Bitmap

• Pixels

• Resolution

• Bit Depth

Which of the following is the binary representation of the decimal number 32

• 1100 1011

• 1000 1111

• 0010 0000

• 0001 0000

Which of the following is the binary representation of the decimal number 130

• 1100 1011

• 1000 0010

• 0010 0000

• 0001 0000

If the letter A has the ASCII code 65, what is the code for letter G

• 69

• 70

• 71

• 72

Which of the following is this sentence describing?

A global network of networks connecting billions of devices

• The Internet

• A Packet

• TCP

• A Router

Which of the following is this sentence describing?

A system that acknowledges when a file has been received in full

• The Internet

• A Packet

• TCP

• A Router

Which of the following is this sentence describing?

This is used to split files into separate pieces ready for transmission across a network

• The Internet

• A Packet

• TCP

• A Router

This is a method of scrambling data so that it can only be read by the intended recipient

• Encryption

• Compression

• Key

• Lossless

This is required to encrypt and decrypt messages

• Encryption

• Compression

• Key

• Lossless