Computer Fundamental Miscellaneous - Study Mode

[#1036] The decimal equivalent of the binary number 11100001111 is
Correct Answer

(B) 1807

Explanation

Solution: The decimal equivalent of the binary number 11100001111 is 1807. A binary number is a number expressed in the base-2 numeral system or binary numeral system, which uses only two symbols: typically 0 (zero) and 1 (one). (11100001111) = 1807 1 × 2 10 + 1 × 2 9 + 1 × 2 8 + 0 × 2 7 + 0 × 2 6 + 0 × 2 5 + 0 × 2 4 + 1 × 2 3 + 1 × 2 2 + 1 × 2 1 + 1 × 2 0 = 1024 + 512 + 256 + 0 + 0 + 0 + 0 + 8 + 4 + 2 + 1 = 1807

[#1037] A disk storage medium in the form of an assembly containing a single rigid magnetic disk permenently is
Correct Answer

(B) disk cartridge

Explanation

Solution: Disk cartridge or Optical disk cartridge may refer to , A 1960s computer disk pack which has a single hard disk platter encased in a protective plastic shell.

[#1038] The benefit of using computers are that
Correct Answer

(A) Computers are very fast and can store huge amounts of data

Explanation

Solution: Computers increase your productivity and, with a good understanding of the software running on them, you become more productive at everything you do. For example, once you have a basic understanding of using a word processor, you can create, store, edit, share, and print documents and letters.

[#1039] Which is a Common-Business oriented language.
Correct Answer

(C) COBOL

Explanation

Solution: COBOL : COBOL is an acronym for COmmon Business Oriented Language. COBOL is a high-level programming language very first developed by CODASYL Committee (Conference on Data Systems Languages) in early of 1960’s (First COBOL compiler was implemented in the same year). In the later years, so many revisions and modifications applied on the initial version of COBOL.
COBOL primarily developed for business, finance and administrative system needs and mostly using in banking, insurance applications and government sectors. COBOL is mostly used language in the mainframe system to implement the changes to get the objective. Source : mainframestechhelp.com

[#1040] Software instructions intended to satisfy a user's specific processing needs are called _____.
Correct Answer

(D) Applications software

Explanation

Solution: Application software (app or application for short) is computer software designed to perform a group of coordinated functions, tasks, or activities for the benefit of the user.