Waec Data Processing Past Questions
Question 291
At what stage in data processing does data manipulation take place?
- A. Organization
- B. Collation
- C. Analysis
- D. Interpretation
Question 292
The concept of stored program for electronic devices was introduced by
- A. Tim Berners Lee
- B. Ada Augusta Lovelace
- C. Charles Babbage Lee
- D. John Von Neumann
Question 293
A desktop computer is switched on and the monitor displays an error message which reads: No input signal. The likely cause of this error is
- A. Disconnected VGA
- B. Power failure
- C. Low memory
- D. Defective monitor
Question 294
The capacity of a communication channel is referred to as
- A. Bandwidth
- B. Baud rate
- C. Bit flow
- D. Data flow
Question 295
High level programming languages such as COBOL and FORTRAN were first used in the
- A. First generation computers
- B. Third generation computers
- C. Fourth generation computers
- D. Second generation computers
