IT &computer MCQ section 2 Practice Questions Answers Test with Solutions & More Shortcuts
IT & computer PRACTICE TEST [7 - EXERCISES]
IT &computer MCQ section 1
IT &computer MCQ section 2
IT &computer MCQ section 3
IT &computer MCQ section 4
IT &computer MCQ section 5
IT &computer MCQ section 6
IT &computer MCQ section 7
Question : 1 [SSC CHSL 2017]
The unit of measurement of a word length is
a) Bit
b) Metre
c) Byte
d) Millimetre
Answer »Answer: (a)
The number of bits that a computer can process at a time in parallel is called its word length.
The commonly used word lengths are: 8, 16, 32 or 64 bits. It is a measure of the computer power of a computer.
For example, when we talk of a 32-bit computer, it means that its word length is 32 bits.
Question : 3 [SSC CGL 2003]
What is an organisation’s introductory web page called?
a) Homepage
b) Portal
c) Vortal
d) Web site
Answer »Answer: (d)
The introductory web page of an organisation is called website. A website (also called an Internet site) is a group of HTML files connected by hypertext links and stored on a web server, i.e. a computer that hosts webpages and is permanently connected to the Internet.
Question : 4 [SSC LDEO 2013]
Identify the DBMS among the following.
a) PL/SQL
b) MS-Access
c) MS-Power Point
d) MS-Excel
Answer »Answer: (a)
A general-purpose database management system (DBMS) is a software system designed to allow the definition, creation, querying, update, and administration of databases.
Well-known DBMSs include MySQL, Microsoft SQL Server, Oracle, SAP, etc. PL/SQL (Procedural Language/Structured Query Language) is Oracle Corporation’s procedural language extension for SQL and the Oracle relational database.
Question : 5 [SSC CGL 2016]
Which of the following is not a weighted code?
a) Decimal Number System
b) Excess 3-Code
c) Binary Number System
d) BCD Number System
Answer »Answer: (b)
The weighted codes are those that obey the position weighting principle, which states that the position of each number represents a specific weight. In weighted codes, each digit is assigned a specific weight according to its position.
Non-weighted or un-weighted codes are those codes in which the digit value does not depend upon their position i.e., each digit position within the number is not assigned a fixed value.
Examples of non-weighted codes are: Un-weighted BCD code, Excess-3 code and grey code.
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IT & computer Shortcuts »
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