10C Lent revision peer quiz

What is the 4th planet from the sun?

• Earth
• Mars
• Pluto
• Earth
• Venus

SBh: Which of these is NOT an advantage of decomposition?

• Sub-programs can be worked on by different teams at the same time
• It is easier to spot and correct errors
• Extra detail makes programs of a better quality
• Code can be reused
• Each part of the problem is easier to solve

NS: Which of these is NOT a widely used element in electronics?

• Gold
• Copper
• Mercury
• Arsenic
• Potassium

IMA(for AL): I have 40 photos on my memory stick. Each photo is 250KB in size. How much storage will this take up on my memory stick?

• 100KiB
• 100KB
• 1GB
• 10MB
• 150MB

WG: What is the average number of steps a linear search will have to go through to find an item in a list of 31

• 1
• 16
• 15
• 31

AG: Which type of loop does the image show

• Count Controlled loop
• Pre-conditioned loop
• Post-conditioned loop
• For loop
• No loops: it is iteration

AP: What is the unique number which identifies your computer to other computers on the same network?

• DHCP (Dynamic Host Configuration Protocol)
• WPA (WiFi Protected Access)
• IP (Internet Protocol) Address

EST: Which of these does not count as your personal data

• Your Interests
• Genetic data
• Usernames
• Social security private protocol data
• Current Location

AZ: How do ypu calculate image size in bytes? (using width height and colour depth in bits)

• 8xwidthxheightxcolour_depth
• widthxheightxcolour_depth
• (widthxheightxcolour_depth)/8
• (widthxheightx8)/colour depth
• widthxheightxcolour_depth/8000

GP: Which network type has all devices within it connected to each other?

• Bus
• Web
• Spiral
• Star
• Mesh