JAMB Computer Studies Past Questions & CBT Practice

_______ is the process of finding errors and fixing them within a program.

1. A.Compiling
2. B.Executing
3. C.Debugging✓ Correct
4. D.Scanning

What is the output expression for the circuit shown above?

1. A.ABC+BC
2. B.( A+B )+( B+C )
3. C.AB+AC
4. D.A B+BC✓ Correct

A collection of facts and figures is known to be _________

1. A.Data✓ Correct
2. B.Database
3. C.sequenced data
4. D.structural data

What is the difference between internal and external modem

1. A.external modems are PCI or ISA expansion cards while internal modems are traditionally plug into a serial port on the computer.
2. B.internal modems are PCI or ISA expansion cards while external modems are traditionally plug into a serial port on the computer.✓ Correct
3. C.external modems are PCI or ISA expansion cards while internal modems are USB modems
4. D.they are PCI or ISA expansion cards

Which part of a processor contains the hard ware necessary to perform all the operations required by a computer?

1. A.Data path✓ Correct
2. B.Controller
3. C.Registers
4. D.Cache

Which of the following best describes the SDLC?

1. A.A programming language for system development
2. B.A framework for developing information system✓ Correct
3. C.A methodoloy for software debugging
4. D.A hardware configuration protocol