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41. Which among the following is an area of e-mail that is short description of the message?
A. Subject
B. Cc
C. Bcc
D. Attachment
ANSWER:A
SOLUTION:The ‘Subject’ field contains any contextual information about the message the sender wants to include. It is displayed as a separate line above the body of an email.
42. ____ is branch of information technology known as information security.
A. Computer security
B. Cyber security
C. IT security
D. All of these
ANSWER:D
SOLUTION:All of these
43. Verification of a login name and password is known as ___.
A. Configuration
B. Accessibility
C. Authentication
D. Logging In
ANSWER:C
SOLUTION:The process of verification of a login name and password is known as authentication.
44. Which virus spreads in application software?
A.Macros virus
B. Boot virus
C.File virus
D. Antivirus
ANSWER:A
SOLUTION: A macro virus is a type of malware that can spread through application software. Macro viruses are malicious codes written in the same language as everyday applications, like Microsoft Word, Excel, and PowerPoint.
45. Attempt to gain unauthorized access to a user’s system or information by pretending to be the user?
A. Spoofing
B. Hacker
C. Cracker
D. Phishing
ANSWER: A
SOLUTION:Spoofing
46. Antivirus software is an ____.
A. Business software
B. An operating system
C. A security
D. An office suite
ANSWER:C
SOLUTION: Antivirus software is an example of security utility.
47. To protect yourself from computer hacker intrusions, you should install a ____.
A. Firewall
B. Mailer
C. Macro
D. Script
ANSWER:A
SOLUTION:A firewall is a network security device that monitors incoming and outgoing network traffic and decides whether to allow or block specific traffic based on a defined set of security rules.
48. Mechanism to protect the network from outside attack is ____.
A. Firewall
B. Antivirus
C. Digital signature
D. Formatting
ANSWER:A
SOLUTION: A Firewall is a network security device that monitors incoming and outgoing network traffic and permits or blocks data packets based on a set of security rules.
49. Which was the first PC boot sector virus?
A. Creeper
B. Trojan
C. Brain
D.None of these
ANSWER:C
SOLUTION:Brain, the first PC virus, began infecting 5.2″ floppy disks in 1986. As Securelist reports, it was the work of two brothers, Basit and Amjad Farooq Alvi, who ran a computer store in Pakistan.