WAEC 2016 COMPUTER QUESTIONS AND ANSWERS NOW AVAILABLE FOR FREE

Thursday 14th April 2016 COMPUTER STUDIES 2 (ESSAY) 2.00PM � 3.30PM COMPUTER STUDIES 1 (OBJ) 3.30AM � 4.30PM COMPUTER STUDIES: 1-10: AACBCDBCAB 11-20: ABCDACCBCD 21-30: CABCAACBCA 31-40: BDDBBACDBC 41-50: ABDBBADCAD (1ai ) Networking cables are networking hardware used to connect one network device to other network devices or to connect two or more computers to share printer, scanner etc . (1aii ) (i) Coaxial cable (ii)Optical fiber cable (iii)Patch cable (1b) Very Small Aperture Terminal (1ci) -An email address is used to receive email messages and is under the nomenclature as thusNameofyourchoice@ domain.com -website URL is an IP address in text resolved by your DNS server and often has nomenclature like this: www.nameofyourchoice.com (1cii) Example of email (i)xpressdynamo@ gmail.com Example of website: (i) ww.waecdirect.org (2ai ) A computer virus is a malware that , when executed, replicates by inserting copies of itself (possibly modified) into other computer programs , data files, or the boot sector of the hard drive; when this replication succeeds , the affected areas are then said to be " infected " . (2aii) (i) Web scripting Viruses (ii) Polymorphic Viruses (iii) Macro Viruses (2b) (i) Vulnerabilities and attacks (ii)Backdoors (iii)Denial-of-service attack (iv)Eavesdropping (v)Privilege escalation (4a) 8 bits = 1 byte 1000 byte = 1 kilobyte 1000 kilobytes = 1 megabyte .:. 24000 bytes = 0.003 megabyte Each line = 0.003mb then 16 lines = 16x0.003 = 0.048mb Electronic book pages = 500 pages Megabyte space occupied by 500 pages ebook = 500 x 0.048 =24megabytes ie 24mb (4b) (i)Flash Drive (4ci) (i) System software (ii) Application software (4cii) (i) System software (A) file management utilities (B) Disk Operating system (ii)Application software (A)photoshop (B)Adobe Reader MORE ANSWERS LOADING...... CLICK ON BELOW IMAGES TO GET THE ANSWERS