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Important Questions of Computers for DSSSB Exam

Important Questions of Computers for DSSSB Exam_30.1

Q1. ______ A high-speed transmission line whose packets contains up to 128 bytes of data and used to carry WAN traffic is called a:
(a)X.25 line
(b)P2PN.
(c)Backbone
(d)POP

Q2. The ultimate goal of a compiler is to,
(a)Reduce the clock cycles for a programming task.
(b)Reduce the size of the object code.
(c)Be versatile.
(d)Be able to detect even the smallest of errors

Q3. A banking system consists of user accounts, money transfers, withdrawal, deposits, etc.These all represent tables or entities that can be manipulated with SQL. What is full form of SQL?
(a)Shortcut query language
(b)Structured query language
(c)Simple query language
(d)Sorted query language

Q4. Which of these selection statements test only for equality?
(a) if
(b) switch
(c) if & switch
(d) for

Q5. Which of the following is a subset of a data warehouse?
(a) Relational database
(b) OLAP
(c) Intelligent Agent
(d) Data mart

Q6. Which technique is applied to ensure the continued evolution of legacy systems ?
(a) Forward engineering
(b) Reverse Engineering
(c) Reengineering.
(d) Both (b) and (c)

Q7. Which of the following is used to measure the speed of the processor?
(a)Unit
(b)Processing speed
(c)Clock speed
(d)Memory

Q8. What is a flowchart?
(a)It represents process
(b)It represents algorithm.
(c)It represents process or algorithm.
(d)It represents mathematical subtraction.

Q9. Unix operating system was developed by
(a)Walter Baatain
(b)John Burdeen
(c)Ken Thompson
(d)All of the above

Q10.RAR stands for
(a)Read and right
(b)Roshal Archieve
(c)Right Attributes
(d)All the above

Solutions

S1. Ans.(a)
S2. Ans.(a)
S3. Ans.(b)
S4. Ans.(b)
S5. Ans.(d)
S6. Ans.(d)
S7. Ans.(c)
S8. Ans.(c)
S9. Ans.(d)
S10. Ans.(b)