Which of the following statements is true?
(I) Primary storage units have faster access time and less storage capacity than secondary storage units.
(II) Primary storage units have sequential access.
(III) Secondary storage units are non-volatile storage.
(A) (I) and (II) only
(B) (I) and (III) only
(C) (II) and (III) only
(D) All (I), (II) and (III)
All of the following statements are true.
(I) Primary storage units have faster access time and less storage capacity than secondary storage units.
(II) Secondary storage units are non-volatile storage.
The full form of ISP is:
(A) Internet Speed Provider
(B) Internet Service Protocol
(C) Internet Service Provider
(D) None of these
1. IP address (Internet Protocol address) is a digital address used to identify a computer or device on the Internet or any other network.
2. IP address is a set of four numbers. It is in this format 191.150.1.38. Is visible in. The set of numbers for an IP address ranges from 0 to 255. That means the IP address ranges from 0.0.0.0 to 255.255.255.255.
Identify one IP address from the following:
(A) 300.215.317.3
(B) 302.215 @ 417.5
(C) 202.50.20.148
(D) 202-50-20-148
1. IP address (Internet Protocol address) is a digital address used to identify a computer or device on the Internet or any other network.
2. IP address is a set of four numbers. It is in this format 191.150.1.38. Is visible in. The set of numbers for an IP address ranges from 0 to 255. That means the IP address ranges from 0.0.0.0 to 255.255.255.255.
The Best way to protect your hard drive data Select:
(A) Scanning
(B) Backup
(C) Defragmentation
(D) Remove junk
The best way to protect your hard drive data is a multi-tiered approach that includes the following:-
1. Data Backup: This is the most important security measure. If your hard drive fails, is stolen, or the data becomes corrupted, you must have a way to restore the data. Data backups should be maintained regularly and in a safe location.
2. Password Protection: Password protects your hard drive. This will help prevent unauthorized access. Use strong passwords that are easy to remember, but difficult to guess.
3. Encryption: Encrypt your hard drive. This will make the data unreadable to people who do not know the password. Encryption provides an additional security layer that keeps data safe in the event of theft or loss.
4. Virus and malware protection: Install a reliable antivirus and antimalware program on your computer. This will help protect your data from harmful software.
5. Secure file sharing: If you plan to share your data with others, make sure you do so in a secure manner. Use a secure file-sharing service that offers encryption and password protection.
What are the two types of output devices?
(A) Windows XP 3 Linux
(B) Floppy and CD
(C) Keyboard and mouse
(D) Monitor and Printer
An output device is a computer hardware device that displays or reproduces information processed by a computer in human-readable form. Output devices usually receive information from the computer through an input device, such as a mouse or keyboard.
Some examples of output devices include-
1. Monitor: A monitor is a visual output device that displays images generated by a computer.
2. Printer: A printer is a physical output device that prints computer-generated documents on paper.
3. Speaker: A speaker is an audio output device that reproduces the sound produced by the computer.
4. Headphone: A headphone is a personal audio output device that reproduces the sound generated by a computer solely for the user to hear.
5. Projector: A projector is similar to a monitor, but it projects images onto a larger screen.
6. GPS Device: A GPS device is an output device that displays its current location to the user on a map or other view.
7. Braille Reader: A Braille reader is an output device that displays computer-generated information in Braille for visually impaired people.
How is the resolution of the screen shown?
(A) Dots
(B) Colors
(C) Pixels per inch
(D) Dot per inch
1. PPI (pixels per inch) refers to display resolution, or, how many individual pixels are displayed in one inch of a digital image.
2. DPI (dots per inch) refers to printer resolution, or, the number of dots of ink on a printed image.
3. The physical size of an image refers to the dimensions in which it will print (ex: 8.5" x 11") or the pixel dimensions of an image displayed on the web (ex: 600 pixels x 800 pixels).
A new laptop has been designed that weighs less, is smaller and uses less power than previous laptop models. Which of the following techniques has been used to accomplish this?
(A) Universal Serial Bus Mouse
(B) Faster random-access memory
(C) Blu-Ray Draw Eve
(D) Solid state hard drive
A new laptop has been designed that weighs less, is smaller and uses less power than previous laptop models. Solid-state hard drive technology has been used to accomplish this.
In MS-Excel 2010, the address of the topmost cell is:
(A) Al
(B) www.vmou.ac.in
(C) AZ
(D) 1A
1. In MS Excel 2010, the address of the topmost cell is Al.
2. Microsoft Excel is a commercial spreadsheet application written and distributed by Microsoft for Microsoft Windows and Mac OS X.
3. Microsoft Excel is a spreadsheet tool capable of performing calculations, analyzing data, and integrating information from different programs.
Times New Roman is a:
(A) Font
(B) Page layout
(C) Printing
(D) None of the above
1. Times New Roman is a serif font.
2. Monotype sold the font as "Times New Roman" and Linotype marketed its version as "Times Roman".
3. General typography style in which the vertical lines of characters are straight and not at an angle. This is in contrast to italic, which uses slanted lines.
Choose the most appropriate option from the following:
(A) An electronic payment system using debit cards and credit cards can be done in
(B) OMR is for magnetic readers only.
(C) Skype is an example of system software.
(D) The output quality of a printer is measured in Hertz.
An electronic payment system using debit cards and credit cards can be done in
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