The smallest unit of information representation which is addressable on the computer memory is?
- A. 1 bit
- B. 2 bits
- C. 4 bits
- D. 8 bits
Data to be processed by the microprocessor is temporarily stored in the?
- A. auxiliary storage
- B. backing storage
- C. main storage
- D. random access memory.
Which of the following is not a computer output device?
- A. Disk
- B. Plotter
- C. Printer
- D. Speaker
Which of the following can be described as the brain of the computer hardware?
- A. BIOS
- B. microprocessor
- C. RAM chip
- D. system clock
A common communication pathway shared by hard- ware components in the computer is called?
- A. bus
- B. channel
- C. firmware
- D. register.
The primary memory of the computer can be divided into?
- A. register and random access memory
- B. mass storage and read only memory
- C. volatile memory and auxiliary memory
- D. random access memory and read only memory.
The full meaning of the acronym ENIAC is?
- A. Electronic Numerical Integrator and Calculator.
- B. Electronic Numerical Integrator and Computer
- C. Electronic Numerical Integration Automatic Calculator
- D. Electronic Numerical Integrated Automatic Calculator
Which generation of computers used vaccum tubes in their circuitry?
- A. First generation
- B. Second generation
- C. Third generation
- D. Fourth generation.
Which of the following was used by Joseph Marie Jacquad in inventing the Loom?
- A. Punched card
- B. Smart card
- C. Smart chip
- D. Sound card.
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.
Arrange in a hierarchical order by date, the following inventions: I. slide rule; Il. pascaline; IIl, analytical engine; v. difference engine.
- A. I, lI, IV and llI
- B. II, IV, and Il
- C. III, IV, II and I
- D. I, II, IIl and IV.
Which of the following represents features of a computer?
I. It is constructed from electronics components.
II. It has self regeneration capability.
IlI. It has facility for storage of data and programs.
IV. It has provision for input and output data.
- A. I, Il and ll only
- B. I, II and IV only
- C. I, IIl and IV only
- D. II, Ill and IV only.
The first calculating device is the?
- A. Abacus
- B. Census machine
- C. Difference engine
- D. Napier bones.