i) Copyright is a legal right created by the law of a country that grants the creator of an original work exclusive rights for its use and distribution. This is usually only for a limited time.
2aii)Spam is considered to be electronic junk mail or junk newsgroup postings. Some people define spam even more generally as any unsolicited .
2aiii)Malware, short for malicious software, is an umbrella term used to refer to a variety of forms of hostile or intrusive software,including computer viruses, worms, trojan horses, ransomware, spyware, adware, scareware, and other malicious programs.
2aiv)A Hacker is a person who finds and exploits the weakness in computer systems and/or networks to gain access. Hackers are usually skilled computer programmers with knowledge of computer security.
2av)encryption is the process of encoding a message or information in such a way that only authorized parties can access it
1. Hardware Troubles – It’s Alive!
2. No Response
4)Slow Startup –
1. Protect Information:
2. Reduce transfer of data
3. Ban unencrypted device:
A network topology is the pattern in which nodes (i.e., computers, printers, routers or other devices) are connected to a local area network (LAN) or other network via links
3bi)Web server is a computer system, which provides the web pages via HTTP (Hypertext Transfer Protocol).
Web browser is a client, program, software or tool through which we sent HTTP request to web server.
Hub connects multiple Ethernet devices together, making them act as a single segment.
Switch is used to connect various network segments.
10 REM “Program to calculate the perimeter of a circle”
20 INPUT “R ”
30 LET P1 = 22/7
40 LET P = 2 * P1 * R
50 PRINT P
(ii) LET statement is used to assign a value to a variable.
REM statement is used to give the remark OR the comment within the program.
INPUT statement allows input of values after the RUN command is given.
(bi) Looping is the process whereby a software program repeat the same institution or processes the same information and over until it relieves the order to stop
(ii) High level language TRANSLATOR compiler
Assembly Language Translator Assembler
(I) Collation is the assembly of written information into a standard order
Collation is a fundamental element of most office filing systems, library catalogs, and reference books.
(ii)Information processing is the change (processing) of information in any manner detectable by an observer. As such, it is a process that describes everything that happens (changes) in the universe, from the falling of a rock (a change in position) to the printing of a text file from a digital computer system
(iii)Information Analysis is a vital function in both government and the private sector. Analysts identify, obtain, analyze, and synthesize information to provide insights and advice to policymakers on critical decisions they must make.
(Iv)The gathering of relevant and up-to-date information is a key business process. Information consists of organised facts and figures that have meaning within the context that the information is intended to be interpreted by people. Information is thus a valuable business commodity, and frequently businesses pay money for up-to-date and relevant information.
(6 bi)A presentation program is a software package used to display information in the form of a slide show. It has three major functions: an editor that allows text to be inserted and formatted, a method for inserting and manipulating graphic images, and a slide-show system to display the content.
(d) plain text editor
8e,intranet is a private network that is contained within an enterprise. It may consist of many interlinked local area networks and also use leased lines in the wide area
8e ii, worm is a standalone malware computer program that replicates itself in order to spread to other computers.
8Vii, cache is a hardware or software component that stores data so future requests for that data can be served faster; the data stored in a cache might be the result of an earlier computation, or the duplicate of data stored elsewhere.
8viii, Authentication is a process in which the credentials provided are compared to those on file in a database of authorized users’ information on a local operating system or within an authentication server.