NAT I Computer Science With Answers

NAT I Computer Science

Sr. # Questions Answers Choice
1 Another name for antivirus is Vaccine Worm Trojan horse DES
2 A software used for data compression is called: Zip disk Norton Antivirus Winzip Dr. Solomon Toolkit
3 Making illegal copies of copyrighted software is called: Copyleft Theft Piracy Either b or c
4 Which of the following is the name of an antivirus? Trojan horse Dr. Solomon's Toolkit Logic bomb Redlof
5 Which of the following statements is correct? A virus may destroy hardware A virus cannot read Pin code or Credit card number A virus may make resources unavailable to the users None of the above
6 Which of the following virus deletes all Microsoft Office files and also the partition information from the disk? Trojan horse Logic bomb Chernobyl Redlof
7 The virus attach itself to file which have the extension .exe .com .dll Any of the above
8 A removable media may be a: CD or DVD Flash memory Floppy disk Any of the above
9 A virus program is usually hidden in: The operating system An application program The disk drive Any of the above
10 Which of the following is the most serious problem? Loss of hardware Loss of data Loss of software None of the above
11 The method in which unauthorized access is prevented by providing a key,badge,token or a plastic card to authorized users is called What you have What you know What you do What you are
12 MS-Word and MS-Excel are: Operating systems Application software High level languages Low level languages
13 The information contained in this type of memory is lost power is switched off: Disk Memory Read only memory Random access memory Magnetic memory
14 Which of the following is/are part/parts of the CPU? Control unit Arithmetic & logical unit Registers All of the above
15 Which of the following is not a function of CPU in the computer system? Perform logical operation Perform arithmetic operation Control input/output devices Think
16 Data and programs that are not being executed by the computer are stored in Cache memory Main memory Hard disk Printer
17 A computer bus is A register Parallel metal lines ALU and CU A computer clock
18 CPU is an example of Software Hardware A program An output
19 According to the design proposed by,,,,,,,,,and his team instructions are stored in the memory of the computer. Von Neumann Alen Mathison Turing Al-Khuwarizmi Intel Moor
20 Which of the following is an example of a package software? Microsoft Word Microsoft Excel Micro Power Point All of the above
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