Tag: technology

Questions Related to technology

Which of the following is UHF?
technology

  1. 40 MHz

  2. 400 MHz

  3. 4000 MHz

  4. 40 KHz

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Correct Option: B

Who invented wireless ?
technology

  1. Marconi

  2. Charles Caterin

  3. George Cayley

  4. Zenobe Gramme

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Correct Option: A

WLL stands for
technology

  1. Wireless in Local Loop

  2. Walking Land Line

  3. Walking Loop Line

  4. Wireless Land Line

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Correct Option: A

Which of the following used in making computer chips ?
technology

  1. Carbon

  2. Uranium

  3. Silicon

  4. Rubidium

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Correct Option: C

Which of the following keys of personal computer is not available in the key board of traditional typewriters?
technology

  1. Tab

  2. Spacebar

  3. Enter

  4. Backspace

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Correct Option: C

A computer virus is
technology

  1. A chemical that attacks silicon.

  2. A micro-organism that destroys integrated circuits

  3. Data that the computer fails to handle

  4. A special kind of computer programme

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Correct Option: D

Which of the following is not a programming language?
technology

  1. PASCAL

  2. C++

  3. JAVA

  4. APPLE

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Correct Option: D

A column of a table is declared as NUMBER(10,2).For which of the following values oracle returns an error
technology databases

  1. 5392845.324

  2. 871039453.1

  3. 97234512.123

  4. 1234567.12

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Correct Option: B

Using Windows Explorer, a plus (+) sign in front of a folder indicates:
technology

  1. an open folder.

  2. the folder contains subfolders.

  3. a text file.

  4. a graphics file.

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Correct Option: B

Sub query cannot have which clause defined for it
technology databases

  1. where

  2. having

  3. order by

  4. none of the above

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Correct Option: C