Year 10 AP3 Formative Assessment

A one place binary shift to the left will...

• Double the number

• Half the number

All data must be converted into...

• ...a hexadecimal format to be processed by a computer.

• ...a binary format to be processed by a computer.

• ...a denary format to be processed by a computer.

How many bits are in a kilobyte?

• 8

• 1000

• 4

• 8000

Which of these hexadecimal numbers is the largest?

• 23

• 1F

• 2A

True or False? "An image's creation date, time and location are all types of metadata."

• True

• False

The process of converting an analogue sound to a digital signal is know as...

• Compression

• Re-coding

• Sampling

Increasing the number of bits used for each pixel in an image will...

• ...increase the range of colours that the image can display.

• ...decrease the resolution of the image.

• ...have no effect on the file size.

Which part of the CPU performs operations such as AND, OR and NOT?

• Control Unit (CU)

• Memory Data Register (MDR)

• Arithmetic Logic Unit (ALU)

• Accumulator (ACC)

Which of the following types of storage media are commonly used by business to back up and archive large amounts of data?

• Hard Disk Drive

• Optical Disc

• Magnetic Tape

• USB Memory Stick

Clock speed is...

• ... the number of instructions that a CPU can process at the same time.

• ... the number of cycles per second that a CPU can carry out.

• ... the time it takes the CPU to complete one F-D-E cycle.

• ... the speed the data is passed from the CPU to RAM.