Computer Fundamental Miscellaneous - Study Mode

[#771] What is meant by computer literacy?
Correct Answer

(A) Knowing what a computer can and cannot do

Explanation

Solution: Understanding computers and related systems. It includes a working vocabulary of computer and information system components, the fundamental principles of computer processing and a perspective for how non-technical people interact with technical people.

[#772] Data System management has long-term viability as a separate business function because
Correct Answer

(D) An integrated database accessible to all requires independent management

Explanation

Solution: Data system management has long-term viability as a separate business function because an integrated database accessible to all requires independent management.

[#773] Pick out the wrong statement.
Correct Answer

(D) Computer main memory can be accessed only sequentially

Explanation

Solution: In computing, sequential access memory (SAM) is a class of data storage devices that read stored data in a sequence. This is in contrast to random access memory (RAM) where data can be accessed in any order. Sequential access devices are usually a form of magnetic storage or optical storage.

[#774] Everything computer does is controlled by its
Correct Answer

(C) CPU

Explanation

Solution: A central processing unit (CPU) is the electronic circuitry within a computer that carries out the instructions of a computer program by performing the basic arithmetic, logical, control and input/output (I/O) operations specified by the instructions.

[#775] Which of the following is a non-impact printer?
Correct Answer

(C) Laser printer

Explanation

Solution: Non-impact printers print the characters without using ribbons. These printers print a complete page at a time so they are also called page printers. E.g. Ink-Jet printer, Laser printer etc.