Technical Questions

Q:

The list of coded instructions is called

A) Algorithm B) Flowchart
C) Utility programs D) Computer program
 
Answer & Explanation Answer: D) Computer program

Explanation:


A computer program is a collection of instructions that performs a specific task when executed by a computer

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Q:

 The HAVING clause does which of the following?

A) Acts like a WHERE clause but is used for groups rather than rows. B) Acts like a WHERE clause but is used for rows rather than columns.
C) Acts like a WHERE clause but is used for columns rather than groups. D) Acts EXACTLY like a WHERE clause.
 
Answer & Explanation Answer: A) Acts like a WHERE clause but is used for groups rather than rows.

Explanation:
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Q:

Which of the following is true about cloud computing?

A) Cloud computing has brought about a drop in hardware and software sales, while augmenting service revenues B) You can access your data from any computer in the world, as long as you have an Internet connection.
C) Both A & B D) It's always going to be less expensive and more secure than local computing.
 
Answer & Explanation Answer: C) Both A & B

Explanation:
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Q:

A UNIX user named Bob wants to replace his chess program with a new one, but he is not sure where the old one is installed. Bob is currently able to run a Java chess program starting from his home directory /home/bob using the command: java -classpath /test:/home/bob/downloads/*.jar games.Chess Bob's CLASSPATH is set (at login time) to: /usr/lib:/home/bob/classes:/opt/java/lib:/opt/java/lib/*.jar What is a possible location for the Chess.class file?

 

A) /test/Chess.class B) /home/bob/Chess.class
C) /test/games/Chess.class D) /user/lib/games/Chess.class
 
Answer & Explanation Answer: D) /user/lib/games/Chess.class

Explanation:

/user/lib/games/Chess.class could be the possible location of the file

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Q:

In 8085 name the 16 bit registers?

Answer

Stack pointer and Program counter all have 16 bits.

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Subject: Hardware

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Q:

The Microsoft Access wildcards are ____ and ____ .

A) asterisk (*); percent sign (%)   B) percent sign (%); underscore (_)  
C) underscore(_); question mark (?) D) question mark (?); asterisk (*)
 
Answer & Explanation Answer: D) question mark (?); asterisk (*)

Explanation:
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Q:

High level language is also called as ?

A) Business oriented language B) Mathematically oriented language
C) Problem oriented language D) All of above
 
Answer & Explanation Answer: D) All of above

Explanation:
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Q:

 The different classes of relations created by the technique for preventing modification anomalies are called:

A) normal forms. B) functional dependencies.
C) referential integrity constraints. D) None of the above is correct.
 
Answer & Explanation Answer: A) normal forms.

Explanation:
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