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Daily Practice · GCSE Computer Science

August 2000 - GCSE Computer Science 5-a-day

Every GCSE Computer Science sheet published in August 2000, with answers. Systems, data representation, networks, algorithms and programming.

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August 2000

31 sheets · 155 questions · GCSE

August 2000 compilationAll answers

Every sheet in August 2000

The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.

  1. 1st August 2000Name the translator used for assembly language and describe how it differs from a compiler.
  2. 2nd August 2000Convert the denary number 45 to hexadecimal.
  3. 3rd August 2000What does the acronym CPU stand for?
  4. 4th August 2000State what the term malware means.
  5. 5th August 2000Explain what happens if a program tries to read index 5 of an array declared with 5 elements.
  6. 6th August 2000An uncompressed file is 6000 KB. After lossless compression it is 1500 KB. Calculate the compression ratio in the form n:1 (original size : compressed size).
  7. 7th August 2000Which of RAM and ROM is volatile, meaning its contents are lost when the power is removed?
  8. 8th August 2000Which piece of UK legislation controls how organisations must store and use people's personal data?
  9. 9th August 2000Given x = 5 and y = 8, state whether x < y AND x > 0 evaluates to True or False.
  10. 10th August 2000State the value returned by LENGTH(word) if word stores the string 'Computer'.
  11. 11th August 2000Give one reason why RAM on its own is not enough, and a computer also needs secondary storage.
  12. 12th August 2000Define the term protocol.
  13. 13th August 2000A password field requires between 6 and 12 characters. State two boundary data values that should be used to test this field.
  14. 14th August 2000A table called books has fields bookId, title, authorId and copiesAvailable. Write an SQL statement that selects the title of every book with more than 2 copies available.
  15. 15th August 2000State one function carried out by the operating system of a computer.
  16. 16th August 2000In computational thinking, what is meant by the term 'decomposition'?
  17. 17th August 2000Given A = 1 and B = 1, state the value of A AND B.
  18. 18th August 2000State how many different values can be represented using 5 bits, and explain your reasoning.
  19. 19th August 2000Define a peer-to-peer network.
  20. 20th August 2000Explain the purpose of a breakpoint.
  21. 21st August 2000Convert the denary number 5 to a 4-bit binary number.
  22. 22nd August 2000A CPU has a clock speed of 4.0 GHz. Calculate how many clock cycles it completes in 2 seconds.
  23. 23rd August 2000A simple cipher shifts every letter 2 places forward in the alphabet, wrapping around so Y becomes A and Z becomes B. Encrypt the plaintext CAT using this cipher.
  24. 24th August 2000Explain why a running maximum should be initialised to the first element of the array rather than to 0.
  25. 25th August 2000A mono sound clip has a sample rate of 4000 Hz and lasts 2 seconds. Calculate the total number of samples taken.
  26. 26th August 2000State the type of program that is typically stored in ROM.
  27. 27th August 2000State one reason a small business might choose to use open source software instead of proprietary (closed source) software.
  28. 28th August 2000A FOR loop runs: total = 0, FOR i = 1 TO 4, total = total + i, NEXT i. State the value of total after the loop finishes.
  29. 29th August 2000State the key difference between a procedure and a function.
  30. 30th August 2000State the typical maximum capacity of a single-layer DVD.
  31. 31st August 2000Name the four layers of the TCP/IP model in order from the one closest to the user.