Computer GK Practice Question and Answer

Q:

What are the types of attempts made by individuals to obtain confidential information by misrepresenting their identity?

528 0

  • 1
    Computer virus
    Correct
    Wrong
  • 2
    Phishing Scams
    Correct
    Wrong
  • 3
    Spyware Scams
    Correct
    Wrong
  • 4
    None of the above
    Correct
    Wrong
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Answer : 2. "Phishing Scams"
Explanation :

The types of attempts made by individuals to obtain confidential information by misrepresenting their identity are commonly referred to as "Phishing Scams." Phishing scams involve sending deceptive emails, messages, or websites that appear to be from a trustworthy source, such as a bank or government agency. These messages typically request sensitive information like passwords, credit card numbers, or social security numbers, with the intention of tricking individuals into revealing their confidential data. Phishing scams can also involve phone calls and text messages, and they often aim to exploit people's trust in order to commit fraud or identity theft.


Q:

Which subnet is used for LAN security to bring stability in the Internet network?

527 0

  • 1
    static router
    Correct
    Wrong
  • 2
    dynamic router
    Correct
    Wrong
  • 3
    static switch
    Correct
    Wrong
  • 4
    dynamic switch
    Correct
    Wrong
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Answer : 1. "static router"

Q:

With which of the following is the Break statement used?

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  • 1
    if Statement
    Correct
    Wrong
  • 2
    else if Statement
    Correct
    Wrong
  • 3
    Switch Statement
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 3. "Switch Statement"
Explanation :

The break statement is used with loops (such as for and while loops) and switch statements in programming. In loops, it is used to exit the loop prematurely, while in a switch statement, it is used to exit the switch block after executing a specific case.


Q:

In a _______, a parent record type can be associated with one or more "child" record types, but a child record type can have only one parent.

526 0

  • 1
    network database
    Correct
    Wrong
  • 2
    relational database
    Correct
    Wrong
  • 3
    distributed database
    Correct
    Wrong
  • 4
    hierarchical database
    Correct
    Wrong
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Answer : 4. "hierarchical database"
Explanation :

In a hierarchical database model, a parent record type can be associated with one or more child record types, but a child record type can have only one parent. This hierarchical structure is represented as a tree-like schema, where each parent record can have multiple child records, but each child record has only one parent. This model is useful for representing data with hierarchical relationships, such as organizational structures or file systems.


Q:

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.

517 0

  • 1
    (I) and (II) only
    Correct
    Wrong
  • 2
    (I) and (III) only
    Correct
    Wrong
  • 3
    (II) and (III) only
    Correct
    Wrong
  • 4
    All (I), (II) and (III)
    Correct
    Wrong
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Answer : 2. "(I) and (III) only"
Explanation :

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.

Q:

Compact Disc Recordable (CDR) is a _______.

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  • 1
    Road Aaj Disk
    Correct
    Wrong
  • 2
    Write, erase, re-write disc
    Correct
    Wrong
  • 3
    Semi-conductor disc
    Correct
    Wrong
  • 4
    Write Once Road Many (WORM) Disk
    Correct
    Wrong
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Answer : 4. "Write Once Road Many (WORM) Disk"
Explanation :

1. Compact Disc Recordable (CDR) is a write-once-read-many (WORM) disc.

2. CD-R stands for Compact Disc Recordable and is a digital optical disc storage format.

3. A CD-R disc is a compact disc that can be written once and read multiple times freely.

Q:

Which connectivity is required for the HotSpot internet connectivity?

516 0

  • 1
    Wi-Fi
    Correct
    Wrong
  • 2
    Induction
    Correct
    Wrong
  • 3
    Infrared
    Correct
    Wrong
  • 4
    All of these
    Correct
    Wrong
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Answer : 1. "Wi-Fi"
Explanation :

A Hotspot is required for internet connectivity.

1. Dial-up is generally the slowest Internet connection and is obsolete these days.

2. This high-speed Internet connection is usually provided by telephone companies.

3. Wi-Fi (Wireless Fidelity) is a technology for WLAN (Wireless Local Area Networking) which requires "radio frequency" to transmit to devices.

4. Digital Subscriber Line (DSL-Digital Subscriber Line) service uses a broadband connection, which makes it faster than dial-up.

5. Cable service connects to the Internet through Cable TV.

6. Internet services are provided by mobile operators through mobile phone connections. 3G and 4G services are most commonly used with mobile phones and tablet computers.

Q:

The inventor of the web is

515 0

  • 1
    Bill Gates
    Correct
    Wrong
  • 2
    Robert Tanenbaum
    Correct
    Wrong
  • 3
    Team burner lee
    Correct
    Wrong
  • 4
    none of the above
    Correct
    Wrong
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Answer : 3. "Team burner lee"

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