Skip to content

Course home

Utility software

Utility software

EasyMedium
12345
Question 2

Complete the description of utility system software using the words provided in the box. Not all words are used.

contiguousciphertextdefragmentationencryption
externalkeylogicalperformance
physicalreadablescatteredsectors
speedunreadableutilitycompression

..... software reorganises files on a hard disk drive so that parts of the same file are stored in ..... sectors. This minimizes read/write head movement, which improves the disk read/write ......

..... software scrambles data using an algorithm so that it cannot be understood by unauthorised users. This process turns plaintext into ciphertext, rendering the data ..... to anyone who does not possess the correct decryption ......

[6]
Markscheme

Utility software Questions

  1. GCSE
  2. /Computer Science
  3. /Utility software

11 exam-style questions on OCR GCSE Computer Science Utility software. Each one has a worked solution and a mark scheme showing where the marks go.

Question bank