Q1. Web pages are created by using which among the following?
(a) SMTP
(b) HTML
(c) Usenet
(d) Internet
(e) FTP
Q2. Which of the following HTML elements is the starting element in all HTML document?
(a) Root
(b) Metadata
(c) Section
(d) Heading
(e) Phrasing
Q3. Who invented the QWERTY keyboard?
(a) Carl Sholes
(b) Karl Sholes
(c) Christopher Latham Sholes
(d) Khristopher Sholes
(e) None of these
Q4. What is Windows Vista?
(a) Processor
(b) Operating System
(c) Input device
(d) Memory
(e) None of these
Q5. Constraints are applied on:
(a) rows
(b) columns
(c) entire table
(d) entire database
(e) None of these
Q6. In the ER diagram, what does an ellipse represent?
(a) Entity set
(b) Relation between the entity set
(c) Attributes
(d) Link between the attributes and entity set
(e) None of these
Q7. In a database, a column in the table is also called _____.
(a) degree
(b) tuple
(c) entity
(d) attribute
(e) relations
Q8. Which of the following statements is true for entity integrity?
(a) It states that a table must have a primary key.
(b) It ensures that only a valid range of values are allowed to be stored in a column.
(c) It ensures that all the values in the foreign key match the values in the primary key.
(d) All of the above
(e) None of these
Q9. Which of the following is not a type of SQL statement?
(a) Data Manipulation Language
(b) Data Definition Language
(c) Data Standard Language
(d) Data Control Language
(e) All of the above are valid types of SQL statements
Q10. Which of the following is not a type of DVD?
(a) DVD-ROM
(b) DVD-R
(c) DVD-RW
(d) DVD-O
(e) All of these
Q11. Which among the following devices has highest storage capacity?
(a) SSD
(b) CD
(c) DVD
(d) PD
(e) BD
Q12. An image that is displayed on the monitor includes thousands of small coloured dots known as ___________.
(a) Bytes
(b) Bits
(c) Pixels
(d) Nibble
(e) Nits
Q13. Which of the following statements is true for a piconet?
(a) It works on TCP/IP
(b) It is small network that connects computers and network device through cables
(c) It is an adhoc network
(d) It works on Bluetooth technology
(e) Option (c) and (d)
Q14. Which communication mode allows both the sender and the receiver to transmit data at the same time over a single communication channel?
(a) Simplex mode
(b) Half-duplex mode
(c) Full-duplex mode
(d) Semi-duplex mode
(e) None of these
Q15. On which of the following models does the working of Bluetooth devices depend?
(a) Client/server
(b) Peer-to-peer
(c) Master/slave
(d) Analog/digital
(e) None of these