(a) In a tabular form, state two differences between random access memory and read only memory (b) State four characteristics of windows operating system en...

Assessment: WAEC SSCE - Computer Studies - 2017 (Essay) Subject: Computer Studies

Question 1 Report

(a) In a tabular form, state two differences between random access memory and read only memory

(b) State four characteristics of windows operating system environment.

(c) list two examples of utility programs

Answer Details

(a) Two differences between RAM and ROM

Random Access Memory (RAM)Read Only Memory (ROM)
It is volatile - its contents are lost when the power is switched off.It is non-volatile - its contents are retained when the power is switched off.
Data can be both read from and written to it by the user.Its contents are normally read only and are written in by the manufacturer.

(b) Four characteristics of the Windows operating system environment

  1. It has a Graphical User Interface (GUI) with icons, menus and windows.
  2. It is multi-tasking - it can run several programs at the same time.
  3. It is mainly mouse (pointer) driven, with point-and-click and drag-and-drop operations.
  4. It uses a desktop with a taskbar and Start menu, and supports plug-and-play devices. (WYSIWYG display is also acceptable.)

(c) Two examples of utility programs

  1. Antivirus program.
  2. Disk defragmenter (or a file-compression / backup program).

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