Computer Fundamental Miscellaneous - Study Mode

[#526] When did arch rivals IBM and Apple Computers Inc. decide to join hands?
Correct Answer

(D) 1991

Explanation

Solution: The arch rivals IBM and Apple Computers Inc. decide to join hands in 1991. The Macintosh II is a personal computer designed, manufactured, and sold by Apple Computer from March 1987 to January 1990.

[#527] The transistorized computer circuits were introduced in the
Correct Answer

(B) Second generation

Explanation

Solution: The transistorized computer circuits were introduced in the Second generation computer.

[#528] The memory sizes in mainframe computers and advanced technology micro computers are expressed as
Correct Answer

(D) Megabytes

Explanation

Solution: The megabyte is a multiple of the unit byte for digital information. Its recommended unit symbol is MB. The unit prefix mega is a multiplier of 1000000 (10 6 ) in the International System of Units (SI). Therefore, one megabyte is one million bytes of information.

[#529] A memory bus is mainly used for communication between
Correct Answer

(A) processor and memory

Explanation

Solution: The memory bus is a type of computer bus, usually in the form of a set of wires or conductors which connects electrical components and allow transfers of data and addresses from the main memory to the central processing unit (CPU) or a memory controller. Source : techopedia.com

[#530] An AND gate
Correct Answer

(B) is equivalent to a series switching circuit
(F) is equivalent to a series switching circuit

Explanation

Solution: The AND gate is a basic digital logic gate that implements logical conjunction - it behaves according to the truth table to the right. A HIGH output (1) results only if all the inputs to the AND gate are HIGH (1). If none or not all inputs to the AND gate are HIGH, a LOW output results. Source : wikipedia.org