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Daily Practice · GCSE Computer Science

June 1998 - GCSE Computer Science 5-a-day

Every GCSE Computer Science sheet published in June 1998, with answers. Systems, data representation, networks, algorithms and programming.

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June 1998

30 sheets · 150 questions · GCSE

June 1998 compilationAll answers

Every sheet in June 1998

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

  1. 1st June 1998Which of RAM and ROM is volatile, meaning its contents are lost when the power is removed?
  2. 2nd June 1998Which piece of UK legislation controls how organisations must store and use people's personal data?
  3. 3rd June 1998Given x = 5 and y = 8, state whether x < y AND x > 0 evaluates to True or False.
  4. 4th June 1998A function is defined as: FUNCTION addTax(price) RETURN price x 1.2 ENDFUNCTION. Another line of code runs: total <- addTax(20) + addTax(30). Trace both function calls and state the final value of total.
  5. 5th June 1998Give one reason why RAM on its own is not enough, and a computer also needs secondary storage.
  6. 6th June 1998Define the term protocol.
  7. 7th June 1998A password field requires between 6 and 12 characters. State two boundary data values that should be used to test this field.
  8. 8th June 1998A table called staff has fields staffId, name, department and salary, storing these records: staffId | name | department | salary, 1 | Ben | Sales | 24000, 2 | Chloe | IT | 31000, 3 | Dan | Sales | 27000. State which staffId(s) would be returned by: SELECT staffId FROM staff WHERE department = 'Sales' AND salary > 25000;
  9. 9th June 1998State one function carried out by the operating system of a computer.
  10. 10th June 1998In computational thinking, what is meant by the term 'decomposition'?
  11. 11th June 1998Given A = 1 and B = 1, state the value of A AND B.
  12. 12th June 1998Convert the 8-bit binary number 01011010 to denary.
  13. 13th June 1998Define a peer-to-peer network.
  14. 14th June 1998Explain the purpose of a breakpoint.
  15. 15th June 1998Convert the denary number 5 to a 4-bit binary number.
  16. 16th June 1998A CPU has a clock speed of 4.0 GHz. Calculate how many clock cycles it completes in 2 seconds.
  17. 17th June 1998A 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.
  18. 18th June 1998Explain why a running maximum should be initialised to the first element of the array rather than to 0.
  19. 19th June 1998A mono sound clip has a sample rate of 4000 Hz and lasts 2 seconds. Calculate the total number of samples taken.
  20. 20th June 1998State the type of program that is typically stored in ROM.
  21. 21st June 1998State one reason a small business might choose to use open source software instead of proprietary (closed source) software.
  22. 22nd June 1998A FOR loop runs: total = 0, FOR i = 1 TO 4, total = total + i, NEXT i. State the value of total after the loop finishes.
  23. 23rd June 1998Write the pseudocode header and body for a function called isAdult that takes one integer parameter called age and returns True if age is 18 or over.
  24. 24th June 1998State the typical maximum capacity of a single-layer DVD.
  25. 25th June 1998Name the four layers of the TCP/IP model in order from the one closest to the user.
  26. 26th June 1998State what is meant by a syntax error.
  27. 27th June 1998State what a foreign key is used for.
  28. 28th June 1998What type of utility software reorganises files on a hard disk so fragmented parts are stored closer together?
  29. 29th June 1998Calculate the maximum number of comparisons required by a binary search on a sorted list of 512 items.
  30. 30th June 1998Given P = 0 and Q = 1, state the value of P OR Q.