OCR A Level Computer Science Quiz

What type of memory is an HDD?

• Optical

• Magnetic

• Flash

• ROM

What logic gates does the flash storage uses?

• NAND

• XOR

• XNOR

• NOR

Which part of the data packet contains the sender and recipient IP addresses?

• Header

• Payload

• Trailer

• Pick me :)

POP3 and IMAP are protocols used for what?

• Webpages

• Routing packages through networks

• Email

• Transmitting files

What are the 2 types of processors?

• usable processors and unusable processors

• CISC and RISC

• RISC and BISC

• RISC and BISC

How can multiple tasks be completed simultaneously?

• with the use of threading

• by having multiple core CPUs

• by having parallel systems

What data type should be used to store phone numbers eg. 01724 282998?

• Integer

• String

• Character

• Long

Perform a logical shift right by three places on the binary number 010101100 and convert to decimal?

• 3.5

• 18.25

• 21.5

• 30.5

In what form of memory management is a process address broken down into fixed sized blocks?

• Segmentation

• Paging

• Virtual memory

• Partitioned 

In which form of scheduling is processor time divided equally amongst all running tasks?

• First come, first serve

• Shortest job first

• Multi-level feedback queue

• Round robin