Technical Questions

Q:

 A proxy server is used for which of the following?

A) To provide security against unauthorized users B) To process client requests for Web pages
C) To process client requests for database access D) To provide TCP/IP
 
Answer & Explanation Answer: A) To provide security against unauthorized users

Explanation:
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Q:

Frame relay is a packet switching technology operates in the data link layer

A) TRUE B) FALSE
Answer & Explanation Answer: A) TRUE

Explanation:

Frame relay is a packet switching technology. It will operate in the data link layer.

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Subject: Networking
Job Role: Network Engineer

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Q:

 To remove duplicate rows from the results of an SQL SELECT statement, the ________ qualifier specified must be included.

A) ONLY B) DISTINCT
C) UNIQUE D) SINGLE
 
Answer & Explanation Answer: B) DISTINCT

Explanation:
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Q:

What is dual-mode operation?

Answer

In order to protect the operating systems and the system programs from the malfunctioning programs the two mode operations were evolved


System mode


User mode

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Q:

The command to eliminate a table from a database is

A) REMOVE TABLE CUSTOMER; B) UPDATE TABLE CUSTOMER;
C) DELETE TABLE CUSTOMER; D) DROP TABLE CUSTOMER;
 
Answer & Explanation Answer: D) DROP TABLE CUSTOMER;

Explanation:

The SQL DROP TABLE statement is used to remove a table definition and all data, indexes,...

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Q:

Reporting Discrepancies as incidents is a part of which phase?

A) Test Implementation and execution B) Evaluating exit criteria and reporting
C) Test Analysis and Design D) Test Closure Activities
 
Answer & Explanation Answer: A) Test Implementation and execution

Explanation:
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Q:

RIP- Routing Information Protocol

A) TRUE B) FALSE
Answer & Explanation Answer: A) TRUE

Explanation:

It is a simple protocol used to exchange information between the routers.

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Subject: Networking
Job Role: Network Engineer

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Q:

 A supertype/subtype hierarchy has which of the following features?

A) Subtypes at the lower lever in the hierarchy inherit attributes only from their immediate supertype. B) Subtypes at the higher lever in the hierarchy inherit attributes only from their immediate subtype.
C) Attributes are assigned at the highest logical level. D) Attributes are assigned at the lowest logical level.
 
Answer & Explanation Answer: C) Attributes are assigned at the highest logical level.

Explanation:
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