Class IX-X/SSC
Chapter-2: Computer and the Security of the User
- Which one is the resource of the modern world?
Information
Data
Computer
The internet
Ans: Information
- What happens when the number of temporary files increases?
Computer runs slow
Computer runs fast
Antivirus does not work
Internet access is denied
Ans: Computer runs slow
- Which program runs fast while installing a piece of software from CD, DVD or pen drive?
Set up
Autorun
Read me
Restart
Ans: Autorun
4. Installation of software requires attention on whether—-
i. it supports the hardware or not
ii. the antivirus software is closed or not
iii. it has the permission of administrator or not
Which one is correct?
- i & ii b. i & iii c. ii & iii d. i, ii & iii
Ans: d. i, ii & iii
Read the section below, and answer the questions No. 5 and 6:
Mr. Salam has been noticing for a few days his computer restarts after being shut down irregular intervals. He remembers that it starter happening after he copied a song from the drive of his friend a few days ago.
- The error responsible for the computer might be —
Operating System Software
Virus Software
Utility Software
Antivirus Software
Ans: Virus Software
6. For this reason, the computer of Mr. Salam—-
i. may show an unexpected message
ii. may show a sudden increase in the file size
iii. may show insufficient memory
Which one is correct?
- i & ii b. i & iii c. ii & iii d. i, ii & iii
Ans: b. i & iii
- Which one is used to maintain the speed of the computer work?
Disk clean up and disk defragmenter
Anti-virus installation
Saving of temporary file
Saving files of Cache memory
Ans: Disk clean up and disk defragmenter
- Who are compared to lamps—
Scientists
Teachers
Doctors
Engineers
Ans: Teachers
- Virus is spread from one computer to another computer via-
RAM slot
Mouse
CD
keyboard
Ans: CD
- which is the function of BSA?
Copyright saving
Information saving
Helping others to make copy
making duplicate documents
Ans: Copyright saving
- Which one is the solution for the date and time are not correctly viewed in computer? Change the RAM
Change the ROM
Change the power supply
Set a new COMS battery
Ans: Set a new COMS battery
- Which law ensures the right of ownership of the creators of his works for a certain time?
Copy save law
Copy left law
Copy protection law
Copyright law
Ans: Copyright law
- Where is used the word trouble shooting?
In human ware
In firmware
In software
In hardware
Ans: In hardware
- How many articles under section 7 of right to information act are there?
7
20
22
25
Ans: 7
- With what the electronic devices are operated?
Software
Electricity
Hardware
Data
Ans: Software
- Which one can create its own copy and move in different programs?
Virus
Antivirus
Password
Mouse pointer
Ans: Virus
- Normally beep sound produce by which problem?
COMS
CPU
ROM
RAM
Ans: RAM
- The command of deleting Record or Row is
Select Row → Home → Delete → Yes
Home → Select → Row → Delete → Yes
Home → Delete → Select → Row → Yes
Delete → Yes → Select →Row → Home
Ans: Home → Select → Row → Delete → Yes
- In which year has Bangladesh been enacted to ensure
the right of having information?
1971
2009
2011
2013
Ans: 2009
20. To keep the usual speed of the computer, the computer users can run –
i. disk clean up
ii. disk format
iii. disk defragment
Which one is correct?
- i & ii b. i & iii c. ii & iii d. i, ii & iii
Ans: a. i & ii
21. Normal speed of computer work is needed to maintain–
i. occasionally unused files need to be cleaned
ii. occasionally the computer will need to clean the dust
iii. occasionally defragment the disk
Which one is correct?
- i & ii b. i & iii c. ii & iii d. i, ii & iii
Ans: d. i, ii & iii
22. Complex password consists of —
i. Alphabet
ii. Number
iii. Special symbol
Which one is correct?
- i & ii b. i & iii c. ii & iii d. i, ii & iii
Ans: d. i, ii & iii
Read the stem and answer the questions 23 and 24:
All the computers in the multimedia room of Evan’s school are desktop. Evan went to switch on a computer and saw that the signal lamp was on but there was no display.
- What can be the problem of that computer?
The power supply unit is damaged
The CPU cooler fan has been damaged
The RAM may have a problem
The Hard disk may have a problem
Ans: The RAM may have a problem
24. The solution to the problem of the computer may be—
i. clean the RAM connections with eraser and reset
ii. Replace a new hard disk
iii. Installing a new RAM
Which one is correct?
- i & ii b. i & iii c. ii & iii d. i, ii & iii
Ans: b. i & iii
Read the following passage and give correct answer to the questions 25 & 26:
‘X’ is observing for someday that his computer is taking long time to run and saved file is lost by rebooting the computer. When he told about this problem to his madam, she recommended him to use anti software.
25. ‘X’ will use to increase the speed of computer–
i. Disk Cleanup
ii. Disk Defragmenter
iii. Disk Remover
Which one is correct?
- i & ii b. i & iii c. ii & iii d. i, ii & iii
Ans: a. i & ii
26. The software is recommended by madam–
i. Anti-virus
ii. Anti-cleanup
iii. Anti-malware
Which one is correct?
- i & ii b. i & iii c. ii & iii d. i, ii & iii
Ans: b. i & iii
- Another name of Digital Copy is–
Soft copy
Digit Copy
Hard Copy
Programming
Ans: Soft copy
- Failure of what causes the ‘Beep’ sound?
ROM
RAM
Battery
CPU
Ans: RAM
- What is the full form of USB?
Universal Serial Batch
Universal System Bus
Universal Serial Bus
Universal System Batch
Ans: Universal Serial Bus
- What is the process of uninstalling software from computer?
Start > Add or Remove > Uninstall
Start > Control panel > Programs > Uninstall
Start > Run > Control panel > Add or Remove
Control panel > Programs > Uninstall
Ans: Start > Run > Control panel > Add or Remove
- According to BSA, how many computer users are free from piracy?
70%
30%
60%
40%
Ans: 70%
- Which of the following are components Central Processing Unit (CPU)?
Arithmetic logic unit, Mouse
Arithmetic logic unit, Control unit
Arithmetic logic unit, Integrated Circuits
Control Unit, Monitor
Ans: Arithmetic logic unit, Control unit
- Documents, Movies, Images and photograph etc, are stored at a
Application server
Web server
Print server
File server
Ans: Web server
- Which of the program start before the installation of a program/software?
Auto run
Auto install
Auto hide
Auto script
Ans: Auto run
- Normally beep sound produce by which problem?
COMS
CPU
ROM
RAM
Ans: RAM
- Where do cookies and temp files get stored?
browser
hard disc
RAM
ROM
Ans: browser
- What device does the operating system contain?
Disc editor
Disc copier
Disc fragmenter
spyware
Ans: Disc fragmenter
- What is the carrier of virus?
ROM
RAM
Processor
Pen Drive
Ans: Pen Drive
- What happened when the number of temporary files increases?
Computer run slow
Computer run fast
Antivirus does not work
Internet access is denied
Ans: Computer run slow
- Which program runs fast while installing a piece of software from CD, DVD & Pen drive?
Setup
Auto run
Read me
Restart
Ans: Auto run
- Which operating system is used most-
Android
Windows
MS DOS
Linux
Ans: Windows
- From where will you start 2-step verification?
Control Panel
Device setting
Account setting
Display setting
Ans: Account setting
- In which year Bangladesh government enacted rights of information act?
2005
2007
2009
2010
Ans: 2009
- According to BSA, what percentage of the computer users is free from piracy?
50%
60%
70%
80%
Ans: 70%
- Which one is correct Keyboard format?
asdfj
ghijk
uight
qwert
Ans: qwert
- Normally beep sound produce by which problem?
CMOS
CPU
ROM
RAM
Ans: RAM
- Playing computer game at a stretch for how many hours did a Korean man die?
24 hours
36 hours
48 hours
50 hours
Ans: 50 hours
- How many users out of 10 are free from piracy?
6
7
8
9
Ans: 7
- With what the electronic devices are operated?
Software
Electricity
Hardware
Data
Ans: Software
- Which one can create its own copy and move in different programs?
Virus
Antivirus
Password
Editor
Ans: Virus
- Normally beep sound produce by which problem?
CMOS
CPU
ROM
RAM
Ans: RAM
- Which of the following operating systems is in highest use across the world?
Android
Windows
Mac OS
Linux
Ans: Windows
- What device does the operating system contain?
disc editor
disc copier
disc fragmentary
spyware
Ans: disc fragmentary
- Which software helps to keep the computer active & running?
operating system
cleaner
winner
registry clean up software
Ans: registry clean up software
- What has to be used to solve the out of memory problem?
change of ROM
Use additional RAM
Install New Processor
Change the RAM
Ans: Use additional RAM
- What is the full form of VIRUS?
Vital Information & Resources Under Siege
Vital Information & Resources Under service
Vital Information & Resource Upon sell
Vital information & Resources unity selection
Ans: Vital Information & Resources Under Siege
57. To maintain the usual operating speed of the computer, required is:
i. Deleting unnecessary files often
ii. Cleaning the computer by opening it often
iii. Defragmenting the disk often
Which one is correct?
- i & ii b. i & iii c. ii & iii d. i, ii & iii
Ans: c. ii & iii
58. A strong password has :
i. Number
ii. Letter
iii. Special Character
Which one is correct?
- i & ii b. i & iii c. ii & iii d. i, ii & iii
Ans: d. i, ii & iii
59. Computer games can be played with
i. others
ii. computer itself
iii. gamers in a remote place
Which one is correct?
- i & ii b. i & iii c. ii & iii d. i, ii & iii
Ans: d. i, ii & iii
60. If the printer is not giving any output, the possible solution will be
i. Power cable, data cable connection checking
ii. opening the cover of printer to check whether paper is jammed
iii. the change of cartridge
Which one is correct?
- i & ii b. i & iii c. ii & iii d. i, ii & iii
Ans: d. i, ii & iii
61. Installation of software requires attention on whether
i. It supports hardware or not
ii. The antivirus software is closed or not
iii. It has the permission of administrator or not
Which one is correct?
- i & ii b. i & iii c. ii & iii d. i, ii & iii
Ans: d. i, ii & iii
62. Fred Cohen –
i. Virus was named by him
ii. Renowned doctor
iii. Researcher of University of New Haven
Which one is correct?
- i & ii b. i & iii c. ii & iii d. i, ii & iii
Ans: b. i & iii
63. To keep the speed of a computer usual, the users use
i. Anti virus
ii. Dist cleanup
iii. Disk defragmenter
Which one is correct?
- i & ii b. i & iii c. ii & iii d. i, ii & iii
Ans: c. ii & iii
64. Normal speed of computer work is needed to maintain—
i. Occasionally unused files need to be cleaned
ii. Occasionally the computer will need to clean the dust
iii. Occasionally defragment the disk
Which one is correct?
- i & ii b. i & iii c. ii & iii d. i, ii & iii
Ans: b. i & iii
Read the following passage & answer to the questions no. 65 & 66 :
Rafii’s computer is shutting down after every few minutes without even heating up.
- What is the problem in Rafi’s computer?
Defective Capacitor
Heating up of CPU
Problem in RAM
CD ROM not working
Ans: Defective Capacitor
66. To solve the problem, Rafi has to–
i. Check the motherboard
ii. Check if the IC is heating up
iii. Check power supply connection
Which one is correct?
- i & ii b. i & iii c. ii & iii d. i, ii & iii
Ans: a. i & ii
Read the following stem and answer the question No. 67 and 68 :
Even though there is an antivirus software in the computer, but it is not working properly.
- Mr Hasan could not understand the reason.
no backup
no motherboard
not updated
low space in the memory
Ans: not updated
68. Antivirus software that Mr. Hasan can use for his work are—
i. AVG
ii. Norton
iii. Malware
Which one is correct?
- i & ii b. i & iii c. ii & iii d. i, ii & iii
Ans: a. i & ii