ICT for NTA UGC NET JRF Paper 1 – Nav Classes by Navdeep Kaur

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1.Which of the following languages are directly executable by a computer’s CPU?

[A] Machine Language
[B] High Language
[C] Assembly Language
[D] Second generation Language

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Answer 1
Explanation: Machine languages are directly executable by a computer’s CPU. ©navclasses

2.A unit of data storage that equals 2 to the 70th power is called?

[A] Zebibyte
[B] Yottabite
[C] Yobibite
[D] None of the above

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Answer 1
Explanation: A zebibyte is a unit of data storage. It is equal to 2 to the 70th power, or 1,180,591,620,717,411,303,424 bytes. While a zettabyte can be estimated as 10^21 or 1,000,000,000,000,000,000,000 bytes, a zebibyte is exactly 1,180,591,620,717,411,303,424 bytes. ©navclasses

3.A generic name for Intel processors released after the original 8086 processor is ______?

[A] Pentium
[B] x86
[C] Pentium 286
[D] None of these

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Answer 2
Explanation: x86 refers to the instruction set architectures developed by Intel based on the Intel 8086 microprocessor. As of now, most of the personal computers and laptops sold are based on the x86 architecture. ©navclasses

4.An Autoresponder is a_______on mail server that automatically replies to e-mails?

[A] command
[B] Software
[C] Program
[D] None of these

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Answer 3
Explanation: An autoresponder is a computer program that automatically answers e-mail sent to it. They can be very simple or quite complex. The first autoresponders were created within mail transfer agents that found they could not deliver an e-mail to a given address. ©navclasses

5.DDL is used to define the structure of a database, including the tables, columns, and data types that it contains. Its full form is?

[A] Data Definition Language
[B] Data Definition Link
[C] Determination Language.
[D] None of these

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Answer 1
Explanation: A data definition or data description language (DDL) is a syntax similar to a computer programming language for defining data structures, especially database schemas. DDL statements create and modify database objects such as tables, indexes, and users. Common DDL statements are CREATE, ALTER, and DROP. ©navclasses

6.Microsoft first introduced an operating environment named Windows in which year?

[A] 1977
[B] 1980
[C] 1985
[D] 1990

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Answer 3
Explanation: Microsoft introduced an operating system named Windows on November 20, 1985. It is a graphical operating system shell for MS-DOS in response to the growing interest in graphical user interfaces (GUIs). ©navclasses

7.Which among the following are not Objects in Access Database?

[A] Table
[B] Form
[C] Query
[D] Pivot table

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Answer 4
Explanation: Databases in Access are composed of four objects: tables, queries, forms, and reports. Microsoft Access Pivot Table Database allowed to select one row heading, one column heading, and one filter field. It has been removed in Access 2016. ©navclasses

8.Which among the following is used for removing a software bug / defect which is available for free of cost from the software provider?

[A] Version
[B] update
[C] help
[D] patch

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Answer 4
Explanation: A patch is a collective name of all the changes to a computer program aimed to update, fix, or improve it including addressing the security vulnerabilities and other bugs. ©navclasses

9.Which of the following is a suitable term for any programmable content of a hardware device configurations and data for application-specific integrated circuits (ASICs), programmable logic devices, etc?

[A] Hardware
[B] Software
[C] Firmware
[D] Malware

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Answer 3
Explanation: A firmware refers to a computer programme which is “embedded” in a hardware device and is an essential part of the hardware. It is sometimes also called embedded software. One example is a TV remote set which has a software embedded that can understand and control the TV. TV itself has its own firmware on its motherboard. ©navclasses

10.As a person working in internet banking environment, why you should be aware of the “Dictionary attack”?

[A] It is used to inject worms or viruses in the system
[B] It is used to determine a password
[C] It is used to access customer’s account by determining other details
[D] It is used for stealing info from the Credit Card

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Answer 2
Explanation: A dictionary attack is a method of breaking into a password-protected computer or server. It is done by systematically entering every word in a dictionary as a password. A dictionary attack is used as an attempt to decrypt a message or document. ©navclasses