Computer Past Questions And Answers
Which of the following can be described as the brain of the computer hardware?
- A. BIOS
- B. microprocessor
- C. RAM chip
- D. system clock
Which of the following computing devices did not exist in the pre-computing age to the 19th century?
- A. Napier's bone
- B. Abacus
- C. ENIAC
- D. Slide Rule
What type of device is a computer mouse?
- A) storage
- B) output
- C) input
- D) processing
Which of the following is true about raw data?
- A. It is well categorized
- B. It exists in oral form only
- C. It exists in written form only
- D. It cannot be relied on to make decision.
A site engineer intends to acquire a computer system. What factors Will he consider if he must choose a notebook computer over a desktop computer?
- A. Size, cost and battery life
- B. Cost, size and convenience
- C. Size, convenience and battery life
- D. Cost, convenience and battery life
Which of the following is not a type of computer network?
- A. VPN
- B. CAN
- C. WLAN
- D. DAN
(a) What is a computer file?
(b) State two features each of: (i) transaction file (ii) reference file.
(c) List two: (i) effects of file insecurity (ii) methods of securing files.
View Discussion (0)WAEC 2015 THEORYThe computer keyboard key(s) that a user presses to move to the beginning of a current line of text is/are the?
- A. Enter key.
- B. Home key.
- C. Ctrl +B keys.
- D. Ctrl+ Home keys.
Which of the following options best shows the arrangement of file structure? I File ll. Field III. Character IV, Record
- A. III, II, I and IV
- B. II, III, I and IV
- C. IlI, II, IV and I
- D. II, III, IV and I
The main difference between a laptop and a desktop is that, a laptop?
- A. does not have mouse while a desktop has
- B. uses USB port while desktop uses parallel port
- C. can be connected to the internet while desktop cannot
- D. contains high capacity battery that powers for extensive period while desktop has not.